X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;ds=sidebyside;f=lustre%2Fautoconf%2Flustre-core.m4;h=aab1acce7094ebb8ed07875fce30ea2beea3016e;hb=c746abe3d0738a9553c5322665dff3be66a66873;hp=0389f3dd2c63282b26ddc72d82edde4132fca0aa;hpb=3ceca52b2e172450818c6c5a6770f2093e8c46a9;p=fs%2Flustre-release.git diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4 index 0389f3d..3d3497b 100644 --- a/lustre/autoconf/lustre-core.m4 +++ b/lustre/autoconf/lustre-core.m4 @@ -1,3 +1,5 @@ +#* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*- +#* vim:expandtab:shiftwidth=8:tabstop=8: # # LC_CONFIG_SRCDIR # @@ -5,6 +7,8 @@ # AC_DEFUN([LC_CONFIG_SRCDIR], [AC_CONFIG_SRCDIR([lustre/obdclass/obdo.c]) +libcfs_is_module=yes +ldiskfs_is_ext4=yes ]) # @@ -26,367 +30,2660 @@ AC_SUBST(demodir) pkgexampledir='${pkgdatadir}/examples' AC_SUBST(pkgexampledir) +]) + +# +# LC_TARGET_SUPPORTED +# +# is the target os supported? +# +AC_DEFUN([LC_TARGET_SUPPORTED], +[case $target_os in + linux* | darwin*) +$1 + ;; + *) +$2 + ;; +esac +]) + +# +# LC_CONFIG_OBD_BUFFER_SIZE +# +# the maximum buffer size of lctl ioctls +# +AC_DEFUN([LC_CONFIG_OBD_BUFFER_SIZE], +[AC_MSG_CHECKING([maximum OBD ioctl size]) +AC_ARG_WITH([obd-buffer-size], + AC_HELP_STRING([--with-obd-buffer-size=[size]], + [set lctl ioctl maximum bytes (default=8192)]), + [ + OBD_BUFFER_SIZE=$with_obd_buffer_size + ],[ + OBD_BUFFER_SIZE=8192 + ]) +AC_MSG_RESULT([$OBD_BUFFER_SIZE bytes]) +AC_DEFINE_UNQUOTED(OBD_MAX_IOCTL_BUFFER, $OBD_BUFFER_SIZE, [IOCTL Buffer Size]) +]) + +# +# LC_READLINK_SSIZE_T +# +AC_DEFUN([LC_READLINK_SSIZE_T], +[AC_MSG_CHECKING([if readlink returns ssize_t]) +AC_TRY_COMPILE([ + #include +],[ + ssize_t readlink(const char *, char *, size_t); +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_POSIX_1003_READLINK, 1, [readlink returns ssize_t]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# LC_FUNC_RELEASEPAGE_WITH_GFP +# +# 2.6.9 ->releasepage() takes a gfp_t arg +# This kernel defines gfp_t (HAS_GFP_T) but doesn't use it for this function, +# while others either don't have gfp_t or pass gfp_t as the parameter. +# +AC_DEFUN([LC_FUNC_RELEASEPAGE_WITH_GFP], +[AC_MSG_CHECKING([if releasepage has a gfp_t parameter]) +RELEASEPAGE_WITH_GFP="$(grep -c 'releasepage.*gfp_t' $LINUX/include/linux/fs.h)" +if test "$RELEASEPAGE_WITH_GFP" != 0 ; then + AC_DEFINE(HAVE_RELEASEPAGE_WITH_GFP, 1, + [releasepage with gfp_t parameter]) + AC_MSG_RESULT([yes]) +else + AC_MSG_RESULT([no]) +fi +]) + + + +# +# only for Lustre-patched kernels +# +AC_DEFUN([LC_LUSTRE_VERSION_H], +[LB_CHECK_FILE([$LINUX/include/linux/lustre_version.h],[ + rm -f "$LUSTRE/include/linux/lustre_version.h" +],[ + touch "$LUSTRE/include/linux/lustre_version.h" + if test x$enable_server = xyes ; then + AC_MSG_WARN([Unpatched kernel detected.]) + AC_MSG_WARN([Lustre servers cannot be built with an unpatched kernel;]) + AC_MSG_WARN([disabling server build]) + enable_server='no' + fi +]) +]) + +# +# LC_FUNC_DEV_SET_RDONLY +# +# check for the old-style dev_set_rdonly which took an extra "devno" param +# and can only set a single device to discard writes at one time +# +AC_DEFUN([LC_FUNC_DEV_SET_RDONLY], +[AC_MSG_CHECKING([if kernel has new dev_set_rdonly]) +LB_LINUX_TRY_COMPILE([ + #include + #include +],[ + #ifndef HAVE_CLEAR_RDONLY_ON_PUT + #error needs to be patched by lustre kernel patches from Lustre version 1.4.3 or above. + #endif +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_DEV_SET_RDONLY, 1, [kernel has new dev_set_rdonly]) +],[ + AC_MSG_ERROR([no, Linux kernel source needs to be patches by lustre +kernel patches from Lustre version 1.4.3 or above.]) +]) +]) + +# +# Ensure stack size big than 8k in Lustre server (all kernels) +# +AC_DEFUN([LC_STACK_SIZE], +[AC_MSG_CHECKING([stack size big than 8k]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + #if THREAD_SIZE < 8192 + #error "stack size < 8192" + #endif +],[ + AC_MSG_RESULT(yes) +],[ + AC_MSG_ERROR([Lustre requires that Linux is configured with at least a 8KB stack.]) +]) +]) + +# +# Allow the user to set the MDS thread upper limit +# +AC_DEFUN([LC_MDS_MAX_THREADS], +[ + AC_ARG_WITH([mds_max_threads], + AC_HELP_STRING([--with-mds-max-threads=size], + [define the maximum number of threads available on the MDS: (default=512)]), + [ + MDS_THREAD_COUNT=$with_mds_max_threads + AC_DEFINE_UNQUOTED(MDT_MAX_THREADS, $MDS_THREAD_COUNT, [maximum number of mdt threads]) + ]) +]) + +# +# LC_CONFIG_PINGER +# +# the pinger is temporary, until we have the recovery node in place +# +AC_DEFUN([LC_CONFIG_PINGER], +[AC_MSG_CHECKING([whether to enable pinger support]) +AC_ARG_ENABLE([pinger], + AC_HELP_STRING([--disable-pinger], + [disable recovery pinger support]), + [],[enable_pinger='yes']) +AC_MSG_RESULT([$enable_pinger]) +if test x$enable_pinger != xno ; then + AC_DEFINE(ENABLE_PINGER, 1, Use the Pinger) +fi +]) + +# +# LC_CONFIG_CHECKSUM +# +# do checksum of bulk data between client and OST +# +AC_DEFUN([LC_CONFIG_CHECKSUM], +[AC_MSG_CHECKING([whether to enable data checksum support]) +AC_ARG_ENABLE([checksum], + AC_HELP_STRING([--disable-checksum], + [disable data checksum support]), + [],[enable_checksum='yes']) +AC_MSG_RESULT([$enable_checksum]) +if test x$enable_checksum != xno ; then + AC_DEFINE(ENABLE_CHECKSUM, 1, do data checksums) +fi +]) + +# +# LC_CONFIG_LIBLUSTRE_RECOVERY +# +AC_DEFUN([LC_CONFIG_LIBLUSTRE_RECOVERY], +[AC_MSG_CHECKING([whether to enable liblustre recovery support]) +AC_ARG_ENABLE([liblustre-recovery], + AC_HELP_STRING([--disable-liblustre-recovery], + [disable liblustre recovery support]), + [],[enable_liblustre_recovery='yes']) +AC_MSG_RESULT([$enable_liblustre_recovery]) +if test x$enable_liblustre_recovery != xno ; then + AC_DEFINE(ENABLE_LIBLUSTRE_RECOVERY, 1, Liblustre Can Recover) +fi +]) + +# +# LC_CONFIG_HEALTH_CHECK_WRITE +# +# Turn off the actual write to the disk +# +AC_DEFUN([LC_CONFIG_HEALTH_CHECK_WRITE], +[AC_MSG_CHECKING([whether to enable a write with the health check]) +AC_ARG_ENABLE([health_write], + AC_HELP_STRING([--enable-health_write], + [enable disk writes when doing health check]), + [],[enable_health_write='no']) +AC_MSG_RESULT([$enable_health_write]) +if test x$enable_health_write != xno ; then + AC_DEFINE(USE_HEALTH_CHECK_WRITE, 1, Write when Checking Health) +fi +]) + +AC_DEFUN([LC_CONFIG_LRU_RESIZE], +[AC_MSG_CHECKING([whether to enable lru self-adjusting]) +AC_ARG_ENABLE([lru_resize], + AC_HELP_STRING([--enable-lru-resize], + [enable lru resize support]), + [],[enable_lru_resize='yes']) +AC_MSG_RESULT([$enable_lru_resize]) +if test x$enable_lru_resize != xno; then + AC_DEFINE(HAVE_LRU_RESIZE_SUPPORT, 1, [Enable lru resize support]) +fi +]) + +# whether to enable quota support(kernel modules) +AC_DEFUN([LC_QUOTA_MODULE], +[if test x$enable_quota != xno; then + LB_LINUX_CONFIG([QUOTA],[ + enable_quota_module='yes' + AC_DEFINE(HAVE_QUOTA_SUPPORT, 1, [Enable quota support]) + ],[ + enable_quota_module='no' + AC_MSG_WARN([quota is not enabled because the kernel - lacks quota support]) + ]) +fi +]) + +# truncate_complete_page() was exported from RHEL5/SLES10/SLES11 +# remove_from_page_cache() was exported between 2.6.35 and 2.6.38 +# delete_from_page_cache() is exported from 2.6.39 +AC_DEFUN([LC_EXPORT_TRUNCATE_COMPLETE], + [LB_CHECK_SYMBOL_EXPORT([truncate_complete_page], + [mm/truncate.c], + [AC_DEFINE(HAVE_TRUNCATE_COMPLETE_PAGE, 1, + [kernel export truncate_complete_page])]) + LB_CHECK_SYMBOL_EXPORT([remove_from_page_cache], + [mm/filemap.c], + [AC_DEFINE(HAVE_REMOVE_FROM_PAGE_CACHE, 1, + [kernel export remove_from_page_cache])]) + LB_CHECK_SYMBOL_EXPORT([delete_from_page_cache], + [mm/filemap.c], + [AC_DEFINE(HAVE_DELETE_FROM_PAGE_CACHE, 1, + [kernel export delete_from_page_cache])]) + ]) + +AC_DEFUN([LC_EXPORT_TRUNCATE_RANGE], +[LB_CHECK_SYMBOL_EXPORT([truncate_inode_pages_range], +[mm/truncate.c],[ +AC_DEFINE(HAVE_TRUNCATE_RANGE, 1, + [kernel export truncate_inode_pages_range]) +],[ +]) +]) + +AC_DEFUN([LC_EXPORT_D_REHASH_COND], +[LB_CHECK_SYMBOL_EXPORT([d_rehash_cond], +[fs/dcache.c],[ +AC_DEFINE(HAVE_D_REHASH_COND, 1, + [d_rehash_cond is exported by the kernel]) +],[ +]) +]) + +AC_DEFUN([LC_EXPORT___D_REHASH], +[LB_CHECK_SYMBOL_EXPORT([__d_rehash], +[fs/dcache.c],[ +AC_DEFINE(HAVE___D_REHASH, 1, + [__d_rehash is exported by the kernel]) +],[ +]) +]) + +# The actual symbol exported varies among architectures, so we need +# to check many symbols (but only in the current architecture.) No +# matter what symbol is exported, the kernel #defines node_to_cpumask +# to the appropriate function and that's what we use. +AC_DEFUN([LC_EXPORT_NODE_TO_CPUMASK], + [LB_CHECK_SYMBOL_EXPORT([node_to_cpumask], + [arch/$LINUX_ARCH/mm/numa.c], + [AC_DEFINE(HAVE_NODE_TO_CPUMASK, 1, + [node_to_cpumask is exported by + the kernel])]) # x86_64 + LB_CHECK_SYMBOL_EXPORT([node_to_cpu_mask], + [arch/$LINUX_ARCH/kernel/smpboot.c], + [AC_DEFINE(HAVE_NODE_TO_CPUMASK, 1, + [node_to_cpumask is exported by + the kernel])]) # ia64 + LB_CHECK_SYMBOL_EXPORT([node_2_cpu_mask], + [arch/$LINUX_ARCH/kernel/smpboot.c], + [AC_DEFINE(HAVE_NODE_TO_CPUMASK, 1, + [node_to_cpumask is exported by + the kernel])]) # i386 + ]) + +# +# LC_FUNC_GRAB_CACHE_PAGE_NOWAIT_GFP +# +# Check for our patched grab_cache_page_nowait_gfp() function +# after 2.6.29 we can emulate this using add_to_page_cache_lru() +# +AC_DEFUN([LC_FUNC_GRAB_CACHE_PAGE_NOWAIT_GFP], +[LB_CHECK_SYMBOL_EXPORT([grab_cache_page_nowait_gfp], +[mm/filemap.c],[ + AC_DEFINE(HAVE_GRAB_CACHE_PAGE_NOWAIT_GFP, 1, + [kernel exports grab_cache_page_nowait_gfp]) + ], + [LB_CHECK_SYMBOL_EXPORT([add_to_page_cache_lru], + [mm/filemap.c],[ + AC_DEFINE(HAVE_ADD_TO_PAGE_CACHE_LRU, 1, + [kernel exports add_to_page_cache_lru]) + ],[ + ]) + ]) +]) + +# +# LC_STRUCT_STATFS +# +# AIX does not have statfs.f_namelen +# +AC_DEFUN([LC_STRUCT_STATFS], +[AC_MSG_CHECKING([if struct statfs has a f_namelen field]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct statfs sfs; + sfs.f_namelen = 1; +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_STATFS_NAMELEN, 1, [struct statfs has a namelen field]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# between 2.6.5 - 2.6.22 filemap_populate is exported in some kernels +# +AC_DEFUN([LC_FILEMAP_POPULATE], +[AC_MSG_CHECKING([for exported filemap_populate]) +LB_LINUX_TRY_COMPILE([ + #include + #include +],[ + filemap_populate(NULL, 0, 0, __pgprot(0), 0, 0); +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_FILEMAP_POPULATE, 1, [Kernel exports filemap_populate]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# added in 2.6.15 +# +AC_DEFUN([LC_D_ADD_UNIQUE], +[AC_MSG_CHECKING([for d_add_unique]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + d_add_unique(NULL, NULL); +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_D_ADD_UNIQUE, 1, [Kernel has d_add_unique]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# added in 2.6.17 +# +AC_DEFUN([LC_BIT_SPINLOCK_H], +[LB_CHECK_FILE([$LINUX/include/linux/bit_spinlock.h],[ + AC_MSG_CHECKING([if bit_spinlock.h can be compiled]) + LB_LINUX_TRY_COMPILE([ + #include + #include + #include + ],[],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_BIT_SPINLOCK_H, 1, [Kernel has bit_spinlock.h]) + ],[ + AC_MSG_RESULT([no]) + ]) +], +[]) +]) + +# +# After 2.6.26 we no longer have xattr_acl.h +# +AC_DEFUN([LC_XATTR_ACL], +[LB_CHECK_FILE([$LINUX/include/linux/xattr_acl.h],[ + AC_MSG_CHECKING([if xattr_acl.h can be compiled]) + LB_LINUX_TRY_COMPILE([ + #include + ],[],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_XATTR_ACL, 1, [Kernel has xattr_acl]) + ],[ + AC_MSG_RESULT([no]) + ]) +], +[]) +]) + +# +# After 2.6.16 the xattr_acl API is removed, and posix_acl is used instead +# +AC_DEFUN([LC_POSIX_ACL_XATTR_H], +[LB_CHECK_FILE([$LINUX/include/linux/posix_acl_xattr.h],[ + AC_MSG_CHECKING([if linux/posix_acl_xattr.h can be compiled]) + LB_LINUX_TRY_COMPILE([ + #include + #include + ],[],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_LINUX_POSIX_ACL_XATTR_H, 1, [linux/posix_acl_xattr.h found]) + + ],[ + AC_MSG_RESULT([no]) + ]) +$1 +],[ + AC_MSG_RESULT([no]) +]) +]) + +AC_DEFUN([LC_CONST_ACL_SIZE], +[AC_MSG_CHECKING([calc acl size]) +tmp_flags="$CFLAGS" +CFLAGS="$CFLAGS -I$LINUX/include -I$LINUX_OBJ/include -I$LINUX_OBJ/include2 -I$LINUX/arch/`uname -m|sed -e 's/ppc.*/powerpc/' -e 's/x86_64/x86/' -e 's/i.86/x86/'`/include -include $AUTOCONF_HDIR/autoconf.h $EXTRA_KCFLAGS" +AC_TRY_RUN([ + #define __KERNEL__ + #include + #undef __KERNEL__ + // block include + #define __LINUX_POSIX_ACL_H + + # ifdef CONFIG_FS_POSIX_ACL + # ifdef HAVE_XATTR_ACL + # include + # endif + # ifdef HAVE_LINUX_POSIX_ACL_XATTR_H + # include + # endif + # endif + + #include + + #include + + int main(void) + { + int size = mds_xattr_acl_size(LUSTRE_POSIX_ACL_MAX_ENTRIES); + FILE *f = fopen("acl.size","w+"); + fprintf(f,"%d", size); + fclose(f); + + return 0; + } +],[ + acl_size=`cat acl.size` + AC_MSG_RESULT([ACL size $acl_size]) + AC_DEFINE_UNQUOTED(XATTR_ACL_SIZE, AS_TR_SH([$acl_size]), [size of xattr acl]) +],[ + AC_ERROR([ACL size can't be computed]) +],[ + AC_MSG_RESULT([can't check ACL size, make it 260]) + AC_DEFINE_UNQUOTED(XATTR_ACL_SIZE,260) +]) +CFLAGS="$tmp_flags" +]) + +# added in 2.6.16 +# +AC_DEFUN([LC_STRUCT_INTENT_FILE], +[AC_MSG_CHECKING([if struct open_intent has a file field]) +LB_LINUX_TRY_COMPILE([ + #include + #include +],[ + struct open_intent intent; + &intent.file; +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_FILE_IN_STRUCT_INTENT, 1, [struct open_intent has a file field]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# LC_CAPA_CRYPTO +# +AC_DEFUN([LC_CAPA_CRYPTO], +[LB_LINUX_CONFIG_IM([CRYPTO],[],[ + AC_MSG_ERROR([Lustre capability require that CONFIG_CRYPTO is enabled in your kernel.]) +]) +LB_LINUX_CONFIG_IM([CRYPTO_HMAC],[],[ + AC_MSG_ERROR([Lustre capability require that CONFIG_CRYPTO_HMAC is enabled in your kernel.]) +]) +LB_LINUX_CONFIG_IM([CRYPTO_SHA1],[],[ + AC_MSG_ERROR([Lustre capability require that CONFIG_CRYPTO_SHA1 is enabled in your kernel.]) +]) +]) + +# +# LC_CONFIG_RMTCLIENT +# +dnl FIXME +dnl the AES symbol usually tied with arch, e.g. CRYPTO_AES_586 +dnl FIXME +AC_DEFUN([LC_CONFIG_RMTCLIENT], +[LB_LINUX_CONFIG_IM([CRYPTO_AES],[],[ + AC_MSG_WARN([Lustre remote client require that CONFIG_CRYPTO_AES is enabled in your kernel.]) +]) +]) + +# +# LC_CONFIG_GSS_KEYRING (default enabled, if gss is enabled) +# +AC_DEFUN([LC_CONFIG_GSS_KEYRING], +[AC_MSG_CHECKING([whether to enable gss keyring backend]) + AC_ARG_ENABLE([gss_keyring], + [AC_HELP_STRING([--disable-gss-keyring], + [disable gss keyring backend])], + [],[enable_gss_keyring='yes']) + AC_MSG_RESULT([$enable_gss_keyring]) + + if test x$enable_gss_keyring != xno; then + LB_LINUX_CONFIG_IM([KEYS],[], + [AC_MSG_ERROR([GSS keyring backend require that CONFIG_KEYS be enabled in your kernel.])]) + + AC_CHECK_LIB([keyutils], [keyctl_search], [], + [AC_MSG_ERROR([libkeyutils is not found, which is required by gss keyring backend])],) + + AC_DEFINE([HAVE_GSS_KEYRING], [1], + [Define this if you enable gss keyring backend]) + fi +]) + +AC_DEFUN([LC_SUNRPC_CACHE], +[AC_MSG_CHECKING([if sunrpc struct cache_head uses kref]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct cache_head ch; + &ch.ref.refcount; +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_SUNRPC_CACHE_V2, 1, [sunrpc cache facility v2]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +AC_DEFUN([LC_CONFIG_SUNRPC], +[LB_LINUX_CONFIG_IM([SUNRPC],[], + [AC_MSG_ERROR([kernel SUNRPC support is required by using GSS.])]) + LC_SUNRPC_CACHE +]) + +# +# LC_CONFIG_GSS (default disabled) +# +# Build gss and related tools of Lustre. Currently both kernel and user space +# parts are depend on linux platform. +# +AC_DEFUN([LC_CONFIG_GSS], +[AC_MSG_CHECKING([whether to enable gss/krb5 support]) + AC_ARG_ENABLE([gss], + [AC_HELP_STRING([--enable-gss], [enable gss/krb5 support])], + [],[enable_gss='no']) + AC_MSG_RESULT([$enable_gss]) + + if test x$enable_gss == xyes; then + LC_CONFIG_GSS_KEYRING + LC_CONFIG_SUNRPC + + AC_DEFINE([HAVE_GSS], [1], [Define this if you enable gss]) + + LB_LINUX_CONFIG_IM([CRYPTO_MD5],[], + [AC_MSG_WARN([kernel MD5 support is recommended by using GSS.])]) + LB_LINUX_CONFIG_IM([CRYPTO_SHA1],[], + [AC_MSG_WARN([kernel SHA1 support is recommended by using GSS.])]) + LB_LINUX_CONFIG_IM([CRYPTO_SHA256],[], + [AC_MSG_WARN([kernel SHA256 support is recommended by using GSS.])]) + LB_LINUX_CONFIG_IM([CRYPTO_SHA512],[], + [AC_MSG_WARN([kernel SHA512 support is recommended by using GSS.])]) + + AC_CHECK_LIB([gssapi], [gss_init_sec_context], + [GSSAPI_LIBS="$GSSAPI_LDFLAGS -lgssapi"], + [AC_CHECK_LIB([gssglue], [gss_init_sec_context], + [GSSAPI_LIBS="$GSSAPI_LDFLAGS -lgssglue"], + [AC_MSG_ERROR([libgssapi or libgssglue is not found, which is required by GSS.])])],) + + AC_SUBST(GSSAPI_LIBS) + + AC_KERBEROS_V5 + fi +]) + +# +# LC_FUNC_HAVE_CAN_SLEEP_ARG +# +# 2.6.5 kernel has third arg can_sleep in fs/locks.c: flock_lock_file_wait() +# +AC_DEFUN([LC_FUNC_HAVE_CAN_SLEEP_ARG], +[AC_MSG_CHECKING([if kernel has third arg can_sleep in fs/locks.c: flock_lock_file_wait()]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + int cansleep; + struct file *file; + struct file_lock *file_lock; + flock_lock_file_wait(file, file_lock, cansleep); +],[ + AC_DEFINE(HAVE_CAN_SLEEP_ARG, 1, + [kernel has third arg can_sleep in fs/locks.c: flock_lock_file_wait()]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# LC_FUNC_F_OP_FLOCK +# +# rhel4.2 kernel has f_op->flock field +# +AC_DEFUN([LC_FUNC_F_OP_FLOCK], +[AC_MSG_CHECKING([if struct file_operations has flock field]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct file_operations ll_file_operations_flock; + ll_file_operations_flock.flock = NULL; +],[ + AC_DEFINE(HAVE_F_OP_FLOCK, 1, + [struct file_operations has flock field]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +AC_DEFUN([LC_QUOTA_READ], +[AC_MSG_CHECKING([if kernel supports quota_read]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct super_operations sp; + void *i = (void *)sp.quota_read; +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(KERNEL_SUPPORTS_QUOTA_READ, 1, [quota_read found]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# LC_COOKIE_FOLLOW_LINK +# +# kernel 2.6.13+ ->follow_link returns a cookie +# + +AC_DEFUN([LC_COOKIE_FOLLOW_LINK], +[AC_MSG_CHECKING([if inode_operations->follow_link returns a cookie]) +LB_LINUX_TRY_COMPILE([ + #include + #include +],[ + struct dentry dentry; + struct nameidata nd; + + dentry.d_inode->i_op->put_link(&dentry, &nd, NULL); +],[ + AC_DEFINE(HAVE_COOKIE_FOLLOW_LINK, 1, [inode_operations->follow_link returns a cookie]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# LC_FUNC_RCU +# +# kernels prior than 2.6.0(?) have no RCU supported; in kernel 2.6.5(SUSE), +# call_rcu takes three parameters. +# +AC_DEFUN([LC_FUNC_RCU], +[AC_MSG_CHECKING([if kernel have RCU supported]) +LB_LINUX_TRY_COMPILE([ + #include +],[],[ + AC_DEFINE(HAVE_RCU, 1, [have RCU defined]) + AC_MSG_RESULT([yes]) + + AC_MSG_CHECKING([if call_rcu takes three parameters]) + LB_LINUX_TRY_COMPILE([ + #include + ],[ + struct rcu_head rh; + call_rcu(&rh, (void (*)(struct rcu_head *))1, NULL); + ],[ + AC_DEFINE(HAVE_CALL_RCU_PARAM, 1, [call_rcu takes three parameters]) + AC_MSG_RESULT([yes]) + ],[ + AC_MSG_RESULT([no]) + ]) + +],[ + AC_MSG_RESULT([no]) +]) +]) + +AC_DEFUN([LC_PERCPU_COUNTER], +[AC_MSG_CHECKING([if have struct percpu_counter defined]) +LB_LINUX_TRY_COMPILE([ + #include +],[],[ + AC_DEFINE(HAVE_PERCPU_COUNTER, 1, [percpu_counter found]) + AC_MSG_RESULT([yes]) + + AC_MSG_CHECKING([if percpu_counter_inc takes the 2nd argument]) + LB_LINUX_TRY_COMPILE([ + #include + ],[ + struct percpu_counter c; + percpu_counter_init(&c, 0); + ],[ + AC_DEFINE(HAVE_PERCPU_2ND_ARG, 1, [percpu_counter_init has two + arguments]) + AC_MSG_RESULT([yes]) + ],[ + AC_MSG_RESULT([no]) + ]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +AC_DEFUN([LC_TASK_CLENV_STORE], +[ + AC_MSG_CHECKING([if we can store cl_env in task_struct]) + if test x$have_task_clenv_store != xyes ; then + LC_TASK_CLENV_TUX_INFO + fi +]) + +# ~2.6.11 + +AC_DEFUN([LC_S_TIME_GRAN], +[AC_MSG_CHECKING([if super block has s_time_gran member]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct super_block sb; + + return sb.s_time_gran; +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_S_TIME_GRAN, 1, [super block has s_time_gran member]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +AC_DEFUN([LC_SB_TIME_GRAN], +[AC_MSG_CHECKING([if kernel has old get_sb_time_gran]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + return get_sb_time_gran(NULL); +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_SB_TIME_GRAN, 1, [kernel has old get_sb_time_gran]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.12 + +# ~2.6.12 merge patch from oracle to convert tree_lock from spinlock to rwlock +AC_DEFUN([LC_RW_TREE_LOCK], +[AC_MSG_CHECKING([if kernel has tree_lock as rwlock]) +tmp_flags="$EXTRA_KCFLAGS" +EXTRA_KCFLAGS="-Werror" +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct address_space a; + + write_lock(&a.tree_lock); +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_RW_TREE_LOCK, 1, [kernel has tree_lock as rw_lock]) +],[ + AC_MSG_RESULT([no]) +]) +EXTRA_KCFLAGS="$tmp_flags" +]) + +# LC_EXPORT_SYNCHRONIZE_RCU +# after 2.6.12 synchronize_rcu is preferred over synchronize_kernel +AC_DEFUN([LC_EXPORT_SYNCHRONIZE_RCU], +[LB_CHECK_SYMBOL_EXPORT([synchronize_rcu], +[kernel/rcupdate.c],[ + AC_DEFINE(HAVE_SYNCHRONIZE_RCU, 1, + [in 2.6.12 synchronize_rcu preferred over synchronize_kernel]) +],[ +]) +]) + +# 2.6.15 + +# LC_INODE_I_MUTEX +# after 2.6.15 inode have i_mutex intead of i_sem +AC_DEFUN([LC_INODE_I_MUTEX], +[AC_MSG_CHECKING([if inode has i_mutex ]) +LB_LINUX_TRY_COMPILE([ + #include + #include + #undef i_mutex +],[ + struct inode i; + + mutex_unlock(&i.i_mutex); +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_INODE_I_MUTEX, 1, + [after 2.6.15 inode have i_mutex intead of i_sem]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# 2.6.16 + +# LC_SECURITY_PLUG # for SLES10 SP2 +# check security plug in sles10 sp2 kernel +AC_DEFUN([LC_SECURITY_PLUG], +[AC_MSG_CHECKING([If kernel has security plug support]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct dentry *dentry; + struct vfsmount *mnt; + struct iattr *iattr; + + notify_change(dentry, mnt, iattr); +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_SECURITY_PLUG, 1, + [SLES10 SP2 use extra parameter in vfs]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# 2.6.17 + +# inode have i_private field since 2.6.17 +AC_DEFUN([LC_INODE_IPRIVATE], +[AC_MSG_CHECKING([if inode has a i_private field]) +LB_LINUX_TRY_COMPILE([ +#include +],[ + struct inode i; + i.i_private = NULL; +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_INODE_IPRIVATE, 1, + [struct inode has i_private field]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# LC_DQUOTOFF_MUTEX +# after 2.6.17 dquote use mutex instead if semaphore +AC_DEFUN([LC_DQUOTOFF_MUTEX], +[AC_MSG_CHECKING([use dqonoff_mutex]) +LB_LINUX_TRY_COMPILE([ + #include + #include + #include +],[ + struct quota_info dq; + + mutex_unlock(&dq.dqonoff_mutex); +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_DQUOTOFF_MUTEX, 1, + [after 2.6.17 dquote use mutex instead if semaphore]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# 2.6.18 + +# LC_NR_PAGECACHE +# 2.6.18 don't export nr_pagecahe +AC_DEFUN([LC_NR_PAGECACHE], +[AC_MSG_CHECKING([kernel export nr_pagecache]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + return atomic_read(&nr_pagecache); +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_NR_PAGECACHE, 1, + [is kernel export nr_pagecache]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# +# LC_STATFS_DENTRY_PARAM +# starting from 2.6.18 linux kernel uses dentry instead of super_block +# for the first parameter of the super_operations->statfs() callback. +# +# +AC_DEFUN([LC_STATFS_DENTRY_PARAM], +[AC_MSG_CHECKING([if super_ops.statfs() first parameter is dentry]) +tmp_flags="$EXTRA_KCFLAGS" +EXTRA_KCFLAGS="-Werror" +LB_LINUX_TRY_COMPILE([ + #include +],[ + ((struct super_operations *)0)->statfs((struct dentry *)0, (struct kstatfs*)0); +],[ + AC_DEFINE(HAVE_STATFS_DENTRY_PARAM, 1, + [super_ops.statfs() first parameter is dentry]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +EXTRA_KCFLAGS="$tmp_flags" +]) + +# +# LC_VFS_KERN_MOUNT +# starting from 2.6.18 kernel don't export do_kern_mount +# and want to use vfs_kern_mount instead. +# +AC_DEFUN([LC_VFS_KERN_MOUNT], +[AC_MSG_CHECKING([vfs_kern_mount exist in kernel]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + vfs_kern_mount(NULL, 0, NULL, NULL); +],[ + AC_DEFINE(HAVE_VFS_KERN_MOUNT, 1, + [vfs_kern_mount exist in kernel]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# LC_INVALIDATEPAGE_RETURN_INT +# 2.6.17 changes return type for invalidatepage to 'void' from 'int' +# +AC_DEFUN([LC_INVALIDATEPAGE_RETURN_INT], +[AC_MSG_CHECKING([invalidatepage has return int]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + int rc = block_invalidatepage(NULL, 0); +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_INVALIDATEPAGE_RETURN_INT, 1, + [Define if return type of invalidatepage should be int]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# LC_UMOUNTBEGIN_HAS_VFSMOUNT +# after 2.6.18 umount_begin has different parameters +AC_DEFUN([LC_UMOUNTBEGIN_HAS_VFSMOUNT], +[AC_MSG_CHECKING([if umount_begin needs vfsmount parameter instead of super_block]) +tmp_flags="$EXTRA_KCFLAGS" +EXTRA_KCFLAGS="-Werror" +LB_LINUX_TRY_COMPILE([ + #include + + struct vfsmount; + static void cfg_umount_begin (struct vfsmount *v, int flags) + { + ; + } + + static struct super_operations cfg_super_operations = { + .umount_begin = cfg_umount_begin, + }; +],[ + cfg_super_operations.umount_begin(NULL,0); +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_UMOUNTBEGIN_VFSMOUNT, 1, + [Define umount_begin need second argument]) +],[ + AC_MSG_RESULT(no) +]) +EXTRA_KCFLAGS="$tmp_flags" +]) + +# LC_SEQ_LOCK +# after 2.6.18 seq_file has lock intead of sem +AC_DEFUN([LC_SEQ_LOCK], +[AC_MSG_CHECKING([if struct seq_file has lock field]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct seq_file seq; + + mutex_unlock(&seq.lock); +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_SEQ_LOCK, 1, + [after 2.6.18 seq_file has lock intead of sem]) +],[ + AC_MSG_RESULT(NO) +]) +]) + +# +# LC_EXPORT_FILEMAP_FDATAWRITE_RANGE +# +# No standard kernels export this +# +AC_DEFUN([LC_EXPORT_FILEMAP_FDATAWRITE_RANGE], +[LB_CHECK_SYMBOL_EXPORT([filemap_fdatawrite_range], +[mm/filemap.c],[ +AC_DEFINE(HAVE_FILEMAP_FDATAWRITE_RANGE, 1, + [filemap_fdatawrite_range is exported by the kernel]) +],[ +]) +]) + +# LC_FLUSH_OWNER_ID +# starting from 2.6.18 the file_operations .flush +# method has a new "fl_owner_t id" parameter +# +AC_DEFUN([LC_FLUSH_OWNER_ID], +[AC_MSG_CHECKING([if file_operations .flush has an fl_owner_t id]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct file_operations *fops = NULL; + fl_owner_t id; + int i; + + i = fops->flush(NULL, id); +],[ + AC_DEFINE(HAVE_FLUSH_OWNER_ID, 1, + [file_operations .flush method has an fl_owner_t id]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# LC_EXPORT_INVALIDATE_MAPPING_PAGES +# +# SLES9, RHEL4, RHEL5, vanilla 2.6.24 export invalidate_mapping_pages() but +# SLES10 2.6.16 does not, for some reason. For filter cache invalidation. +# +AC_DEFUN([LC_EXPORT_INVALIDATE_MAPPING_PAGES], + [LB_CHECK_SYMBOL_EXPORT([invalidate_mapping_pages], [mm/truncate.c], [ + AC_DEFINE(HAVE_INVALIDATE_MAPPING_PAGES, 1, + [exported invalidate_mapping_pages])], + [LB_CHECK_SYMBOL_EXPORT([invalidate_inode_pages], [mm/truncate.c], [ + AC_DEFINE(HAVE_INVALIDATE_INODE_PAGES, 1, + [exported invalidate_inode_pages])], [ + AC_MSG_ERROR([no way to invalidate pages]) + ]) + ],[]) +]) + +#2.6.18 + RHEL5 (fc6) + +# RHEL5 in FS-cache patch rename PG_checked flag into PG_fs_misc +AC_DEFUN([LC_PG_FS_MISC], +[AC_MSG_CHECKING([kernel has PG_fs_misc]) +LB_LINUX_TRY_COMPILE([ + #include + #include +],[ + #ifndef PG_fs_misc + #error PG_fs_misc not defined in kernel + #endif +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_PG_FS_MISC, 1, + [is kernel have PG_fs_misc]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# RHEL5 PageChecked and SetPageChecked defined +AC_DEFUN([LC_PAGE_CHECKED], +[AC_MSG_CHECKING([kernel has PageChecked and SetPageChecked]) +LB_LINUX_TRY_COMPILE([ + #include +#ifdef HAVE_LINUX_MMTYPES_H + #include +#endif + #include +],[ + struct page *p = NULL; + + /* before 2.6.26 this define*/ + #ifndef PageChecked + /* 2.6.26 use function instead of define for it */ + SetPageChecked(p); + PageChecked(p); + #endif +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_PAGE_CHECKED, 1, + [does kernel have PageChecked and SetPageChecked]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# +# LC_LINUX_FIEMAP_H +# +# If we have fiemap.h +# after 2.6.27 use fiemap.h in include/linux +# +AC_DEFUN([LC_LINUX_FIEMAP_H], +[LB_CHECK_FILE([$LINUX/include/linux/fiemap.h],[ + AC_MSG_CHECKING([if fiemap.h can be compiled]) + LB_LINUX_TRY_COMPILE([ + #include + #include + ],[],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_LINUX_FIEMAP_H, 1, [Kernel has fiemap.h]) + ],[ + AC_MSG_RESULT([no]) + ]) +], +[]) +]) + +# 2.6.19 + +# 2.6.19 API changes +# inode don't have i_blksize field +AC_DEFUN([LC_INODE_BLKSIZE], +[AC_MSG_CHECKING([inode has i_blksize field]) +LB_LINUX_TRY_COMPILE([ +#include +],[ + struct inode i; + i.i_blksize = 0; +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_INODE_BLKSIZE, 1, + [struct inode has i_blksize field]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# LC_FILE_WRITEV +# 2.6.19 replaced writev with aio_write +AC_DEFUN([LC_FILE_WRITEV], +[AC_MSG_CHECKING([writev in fops]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct file_operations *fops = NULL; + fops->writev = NULL; +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_FILE_WRITEV, 1, + [use fops->writev]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# LC_FILE_READV +# 2.6.19 replaced readv with aio_read +AC_DEFUN([LC_FILE_READV], +[AC_MSG_CHECKING([readv in fops]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct file_operations *fops = NULL; + fops->readv = NULL; +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_FILE_READV, 1, + [use fops->readv]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# 2.6.20 + +# LC_CANCEL_DIRTY_PAGE +# 2.6.20 introduced cancel_dirty_page instead of clear_page_dirty. +AC_DEFUN([LC_CANCEL_DIRTY_PAGE], + [AC_MSG_CHECKING([kernel has cancel_dirty_page]) + # the implementation of cancel_dirty_page in OFED 1.4.1's SLES10 SP2 + # backport is broken, so ignore it + if test -f $OFED_BACKPORT_PATH/linux/mm.h && + test "$(sed -ne '/^static inline void cancel_dirty_page(struct page \*page, unsigned int account_size)$/,/^}$/p' $OFED_BACKPORT_PATH/linux/mm.h | md5sum)" = "c518cb32d6394760c5bca14cb7538d3e -"; then + AC_MSG_RESULT(no) + else + LB_LINUX_TRY_COMPILE([ + #include + #include +],[ + cancel_dirty_page(NULL, 0); +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_CANCEL_DIRTY_PAGE, 1, + [kernel has cancel_dirty_page instead of clear_page_dirty]) +],[ + AC_MSG_RESULT(no) +]) + fi +]) + +# raid5-zerocopy patch + +# +# LC_PAGE_CONSTANT +# +# In order to support raid5 zerocopy patch, we have to patch the kernel to make +# it support constant page, which means the page won't be modified during the +# IO. +# +AC_DEFUN([LC_PAGE_CONSTANT], +[AC_MSG_CHECKING([if kernel have PageConstant defined]) +LB_LINUX_TRY_COMPILE([ + #include + #include +],[ + #ifndef PG_constant + #error "Have no raid5 zcopy patch" + #endif +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_PAGE_CONSTANT, 1, [kernel have PageConstant supported]) +],[ + AC_MSG_RESULT(no); +]) +]) + +# 2.6.22 + +# 2.6.22 lost second parameter for invalidate_bdev +AC_DEFUN([LC_INVALIDATE_BDEV_2ARG], +[AC_MSG_CHECKING([if invalidate_bdev has second argument]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + invalidate_bdev(NULL,0); +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_INVALIDATE_BDEV_2ARG, 1, + [invalidate_bdev has second argument]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# check for crypto API +# +AC_DEFUN([LC_ASYNC_BLOCK_CIPHER], +[AC_MSG_CHECKING([if kernel has block cipher support]) +LB_LINUX_TRY_COMPILE([ + #include + #include +],[ + struct crypto_blkcipher *tfm; + tfm = crypto_alloc_blkcipher("aes", 0, sizeof(tfm) ); +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_ASYNC_BLOCK_CIPHER, 1, [kernel has block cipher support]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# check for struct hash_desc +# +AC_DEFUN([LC_STRUCT_HASH_DESC], +[AC_MSG_CHECKING([if kernel has struct hash_desc]) +LB_LINUX_TRY_COMPILE([ + #include + #include +],[ + struct hash_desc foo; +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_STRUCT_HASH_DESC, 1, [kernel has struct hash_desc]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# check for struct blkcipher_desc +# +AC_DEFUN([LC_STRUCT_BLKCIPHER_DESC], +[AC_MSG_CHECKING([if kernel has struct blkcipher_desc]) +LB_LINUX_TRY_COMPILE([ + #include + #include +],[ + struct blkcipher_desc foo; +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_STRUCT_BLKCIPHER_DESC, 1, [kernel has struct blkcipher_desc]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# 2.6.19 check for FS_RENAME_DOES_D_MOVE flag +# +AC_DEFUN([LC_FS_RENAME_DOES_D_MOVE], +[AC_MSG_CHECKING([if kernel has FS_RENAME_DOES_D_MOVE flag]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + int v = FS_RENAME_DOES_D_MOVE; +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_FS_RENAME_DOES_D_MOVE, 1, [kernel has FS_RENAME_DOES_D_MOVE flag]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.23 + +# 2.6.23 have return type 'void' for unregister_blkdev +AC_DEFUN([LC_UNREGISTER_BLKDEV_RETURN_INT], +[AC_MSG_CHECKING([if unregister_blkdev return int]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + int i = unregister_blkdev(0,NULL); +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_UNREGISTER_BLKDEV_RETURN_INT, 1, + [unregister_blkdev return int]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.23 change .sendfile to .splice_read +AC_DEFUN([LC_KERNEL_SPLICE_READ], +[AC_MSG_CHECKING([if kernel has .splice_read]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct file_operations file; + + file.splice_read = NULL; +], [ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_KERNEL_SPLICE_READ, 1, + [kernel has .slice_read]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.23 change .sendfile to .splice_read +# RHEL4 (-92 kernel) have both sendfile and .splice_read API +AC_DEFUN([LC_KERNEL_SENDFILE], +[AC_MSG_CHECKING([if kernel has .sendfile]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct file_operations file; + + file.sendfile = NULL; +], [ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_KERNEL_SENDFILE, 1, + [kernel has .sendfile]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.23 extract nfs export related data into exportfs.h +AC_DEFUN([LC_HAVE_EXPORTFS_H], +[LB_CHECK_FILE([$LINUX/include/linux/exportfs.h], [ + AC_DEFINE(HAVE_LINUX_EXPORTFS_H, 1, + [kernel has include/exportfs.h]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.23 has new page fault handling API +AC_DEFUN([LC_VM_OP_FAULT], +[AC_MSG_CHECKING([kernel has .fault in vm_operation_struct]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct vm_operations_struct op; + + op.fault = NULL; +], [ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_VM_OP_FAULT, 1, + [kernel has .fault in vm_operation_struct]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.23 add code to wait other users to complete before removing procfs entry +AC_DEFUN([LC_PROCFS_USERS], +[AC_MSG_CHECKING([if kernel has pde_users member in procfs entry struct]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct proc_dir_entry pde; + + pde.pde_users = 0; +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_PROCFS_USERS, 1, + [kernel has pde_users member in procfs entry struct]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.23 exports exportfs_decode_fh +AC_DEFUN([LC_EXPORTFS_DECODE_FH], +[LB_CHECK_SYMBOL_EXPORT([exportfs_decode_fh], +[fs/exportfs/expfs.c],[ + AC_DEFINE(HAVE_EXPORTFS_DECODE_FH, 1, + [exportfs_decode_fh has been export]) +],[ +]) +]) + +# 2.6.24 + +# 2.6.24 need linux/mm_types.h included +AC_DEFUN([LC_HAVE_MMTYPES_H], +[LB_CHECK_FILE([$LINUX/include/linux/mm_types.h], [ + AC_DEFINE(HAVE_LINUX_MMTYPES_H, 1, + [kernel has include/mm_types.h]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.24 has bio_endio with 2 args +AC_DEFUN([LC_BIO_ENDIO_2ARG], +[AC_MSG_CHECKING([if kernel has bio_endio with 2 args]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + bio_endio(NULL, 0); +], [ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_BIO_ENDIO_2ARG, 1, + [kernel has bio_endio with 2 args]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.24 has new members in exports struct. +AC_DEFUN([LC_FH_TO_DENTRY], +[AC_MSG_CHECKING([if kernel has .fh_to_dentry member in export_operations struct]) +LB_LINUX_TRY_COMPILE([ + #include +#ifdef HAVE_LINUX_EXPORTFS_H + #include +#endif +],[ + struct export_operations exp; + memset(exp.fh_to_dentry, 0, sizeof(exp.fh_to_dentry)); +], [ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_FH_TO_DENTRY, 1, + [kernel has .fh_to_dentry member in export_operations struct]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.24 removes long aged procfs entry -> deleted member +AC_DEFUN([LC_PROCFS_DELETED], +[AC_MSG_CHECKING([if kernel has deleted member in procfs entry struct]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct proc_dir_entry pde; + + pde.deleted = sizeof(pde); +], [ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_PROCFS_DELETED, 1, + [kernel has deleted member in procfs entry struct]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.24 has bdi_init()/bdi_destroy() functions. +AC_DEFUN([LC_EXPORT_BDI_INIT], +[LB_CHECK_SYMBOL_EXPORT([bdi_init], +[mm/backing-dev.c],[ + AC_DEFINE(HAVE_BDI_INIT, 1, + [bdi_init/bdi_destroy functions are present]) +],[ +]) +]) + +# 2.6.25 + +# 2.6.25 change define to inline +AC_DEFUN([LC_MAPPING_CAP_WRITEBACK_DIRTY], +[AC_MSG_CHECKING([if kernel have mapping_cap_writeback_dirty]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + #ifndef mapping_cap_writeback_dirty + mapping_cap_writeback_dirty(NULL); + #endif +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_MAPPING_CAP_WRITEBACK_DIRTY, 1, + [kernel have mapping_cap_writeback_dirty]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.26 + +# 2.6.26 isn't export set_fs_pwd and change paramter in fs struct +AC_DEFUN([LC_FS_STRUCT_USE_PATH], +[AC_MSG_CHECKING([fs_struct use path structure]) +LB_LINUX_TRY_COMPILE([ + #include + #include + #include +],[ + struct path path; + struct fs_struct fs; + + fs.pwd = path; + memset(&fs, 0, sizeof(fs)); +], [ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_FS_STRUCT_USE_PATH, 1, + [fs_struct use path structure]) +],[ + AC_MSG_RESULT([no]) +]) +]) + + +# +# 2.6.27 +# +AC_DEFUN([LC_INODE_PERMISION_2ARGS], +[AC_MSG_CHECKING([inode_operations->permission has two args]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct inode *inode; + inode->i_op->permission(NULL, 0); +],[ + AC_DEFINE(HAVE_INODE_PERMISION_2ARGS, 1, + [inode_operations->permission has two args]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.27 has file_remove_suid instead of remove_suid +AC_DEFUN([LC_FILE_REMOVE_SUID], +[AC_MSG_CHECKING([kernel has file_remove_suid]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + file_remove_suid(NULL); +],[ + AC_DEFINE(HAVE_FILE_REMOVE_SUID, 1, + [kernel have file_remove_suid]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.27 have new page locking API +AC_DEFUN([LC_TRYLOCKPAGE], +[AC_MSG_CHECKING([kernel uses trylock_page for page lock]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + trylock_page(NULL); +],[ + AC_DEFINE(HAVE_TRYLOCK_PAGE, 1, + [kernel uses trylock_page for page lock]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.27 removed the read_inode from super_operations. +AC_DEFUN([LC_READ_INODE_IN_SBOPS], +[AC_MSG_CHECKING([super_operations has a read_inode field]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct super_operations *sop; + sop->read_inode(NULL); +],[ + AC_DEFINE(HAVE_READ_INODE_IN_SBOPS, 1, + [super_operations has a read_inode]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.27 has inode_permission instead of permisson +AC_DEFUN([LC_EXPORT_INODE_PERMISSION], +[LB_CHECK_SYMBOL_EXPORT([inode_permission], +[fs/namei.c],[ +AC_DEFINE(HAVE_EXPORT_INODE_PERMISSION, 1, + [inode_permission is exported by the kernel]) +],[ +]) +]) + +# 2.6.27 use 5th parameter in quota_on for remount. +AC_DEFUN([LC_QUOTA_ON_5ARGS], +[AC_MSG_CHECKING([quota_on needs 5 parameters]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct quotactl_ops *qop; + qop->quota_on(NULL, 0, 0, NULL, 0); +],[ + AC_DEFINE(HAVE_QUOTA_ON_5ARGS, 1, + [quota_on needs 5 paramters]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.27 use 3th parameter in quota_off for remount. +AC_DEFUN([LC_QUOTA_OFF_3ARGS], +[AC_MSG_CHECKING([quota_off needs 3 parameters]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct quotactl_ops *qop; + qop->quota_off(NULL, 0, 0); +],[ + AC_DEFINE(HAVE_QUOTA_OFF_3ARGS, 1, + [quota_off needs 3 paramters]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.27 has vfs_dq_off inline function. +AC_DEFUN([LC_VFS_DQ_OFF], +[AC_MSG_CHECKING([vfs_dq_off is defined]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + vfs_dq_off(NULL, 0); +],[ + AC_DEFINE(HAVE_VFS_DQ_OFF, 1, [vfs_dq_off is defined]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# LC_LOCK_MAP_ACQUIRE +# after 2.6.27 lock_map_acquire replaces lock_acquire +AC_DEFUN([LC_LOCK_MAP_ACQUIRE], +[AC_MSG_CHECKING([if lock_map_acquire is defined]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + lock_map_acquire(NULL); +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_LOCK_MAP_ACQUIRE, 1, + [lock_map_acquire is defined]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# 2.6.27.15-2 sles11 + +# 2.6.27 sles11 remove the bi_hw_segments +AC_DEFUN([LC_BI_HW_SEGMENTS], +[AC_MSG_CHECKING([struct bio has a bi_hw_segments field]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct bio io; + io.bi_hw_segments = sizeof(io); +],[ + AC_DEFINE(HAVE_BI_HW_SEGMENTS, 1, + [struct bio has a bi_hw_segments field]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# +# 2.6.27 sles11 move the quotaio_v1{2}.h from include/linux to fs +# 2.6.32 move the quotaio_v1{2}.h from fs to fs/quota +AC_DEFUN([LC_HAVE_QUOTAIO_H], +[LB_CHECK_FILE([$LINUX/include/linux/quotaio_v2.h],[ + AC_DEFINE(HAVE_QUOTAIO_H, 1, + [kernel has include/linux/quotaio_v2.h]) +],[LB_CHECK_FILE([$LINUX/fs/quotaio_v2.h],[ + AC_DEFINE(HAVE_FS_QUOTAIO_H, 1, + [kernel has fs/quotaio_v1.h]) +],[LB_CHECK_FILE([$LINUX/fs/quota/quotaio_v2.h],[ + AC_DEFINE(HAVE_FS_QUOTA_QUOTAIO_H, 1, + [kernel has fs/quota/quotaio_v2.h]) +],[ + AC_MSG_RESULT([no]) +]) +]) +]) +]) + +# sles10 sp2 need 5 parameter for vfs_symlink +AC_DEFUN([LC_VFS_SYMLINK_5ARGS], +[AC_MSG_CHECKING([vfs_symlink need 5 parameter]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct inode *dir = NULL; + struct dentry *dentry = NULL; + struct vfsmount *mnt = NULL; + const char * path = NULL; + vfs_symlink(dir, dentry, mnt, path, 0); +],[ + AC_DEFINE(HAVE_VFS_SYMLINK_5ARGS, 1, + [vfs_symlink need 5 parameteres]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.27 sles11 has sb_any_quota_active +AC_DEFUN([LC_SB_ANY_QUOTA_ACTIVE], +[AC_MSG_CHECKING([Kernel has sb_any_quota_active]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + sb_any_quota_active(NULL); +],[ + AC_DEFINE(HAVE_SB_ANY_QUOTA_ACTIVE, 1, + [Kernel has a sb_any_quota_active]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.27 sles11 has sb_has_quota_active +AC_DEFUN([LC_SB_HAS_QUOTA_ACTIVE], +[AC_MSG_CHECKING([Kernel has sb_has_quota_active]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + sb_has_quota_active(NULL, 0); +],[ + AC_DEFINE(HAVE_SB_HAS_QUOTA_ACTIVE, 1, + [Kernel has a sb_has_quota_active]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.27 exported add_to_page_cache_lru. +AC_DEFUN([LC_EXPORT_ADD_TO_PAGE_CACHE_LRU], +[LB_CHECK_SYMBOL_EXPORT([add_to_page_cache_lru], +[mm/filemap.c],[ + AC_DEFINE(HAVE_ADD_TO_PAGE_CACHE_LRU, 1, + [add_to_page_cache_lru functions are present]) +],[ +]) +]) + +# +# 2.6.29 introduce sb_any_quota_loaded. +# +AC_DEFUN([LC_SB_ANY_QUOTA_LOADED], +[AC_MSG_CHECKING([Kernel has sb_any_quota_loaded]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + sb_any_quota_loaded(NULL); +],[ + AC_DEFINE(HAVE_SB_ANY_QUOTA_LOADED, 1, + [Kernel has a sb_any_quota_loaded]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.30 x86 node_to_cpumask has been removed. must use cpumask_of_node +AC_DEFUN([LC_EXPORT_CPUMASK_OF_NODE], + [LB_CHECK_SYMBOL_EXPORT([node_to_cpumask_map], + [arch/$LINUX_ARCH/mm/numa.c], + [AC_DEFINE(HAVE_CPUMASK_OF_NODE, 1, + [node_to_cpumask_map is exported by + the kernel])]) # x86_64 + ]) + +# 2.6.31 replaces blk_queue_hardsect_size by blk_queue_logical_block_size function +AC_DEFUN([LC_BLK_QUEUE_LOG_BLK_SIZE], +[AC_MSG_CHECKING([if blk_queue_logical_block_size is defined]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + blk_queue_logical_block_size(NULL, 0); +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_BLK_QUEUE_LOG_BLK_SIZE, 1, + [blk_queue_logical_block_size is defined]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# 2.6.32 + +# 2.6.32 add a limits member in struct request_queue. +AC_DEFUN([LC_REQUEST_QUEUE_LIMITS], +[AC_MSG_CHECKING([if request_queue has a limits field]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct request_queue rq; + rq.limits.io_min = 0; +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_REQUEST_QUEUE_LIMITS, 1, + [request_queue has a limits field]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# 2.6.32 has bdi_register() functions. +AC_DEFUN([LC_EXPORT_BDI_REGISTER], +[LB_CHECK_SYMBOL_EXPORT([bdi_register], +[mm/backing-dev.c],[ + AC_DEFINE(HAVE_BDI_REGISTER, 1, + [bdi_register function is present]) +],[ +]) +]) + +# 2.6.32 add s_bdi for super block +AC_DEFUN([LC_SB_BDI], +[AC_MSG_CHECKING([if super_block has s_bdi field]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct super_block sb; + sb.s_bdi = NULL; +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_SB_BDI, 1, + [super_block has s_bdi field]) +],[ + AC_MSG_RESULT(no) +]) +]) + +# 2.6.27.15-2 SuSE 11 sp0 kernels lack the name field for BDI +AC_DEFUN([LC_BDI_NAME], +[AC_MSG_CHECKING([if backing_device_info has name field]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct backing_dev_info bdi; + bdi.name = NULL; +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_BDI_NAME, 1, + [backing_device_info has name field]) +],[ + AC_MSG_RESULT(no) +]) +]) -pymoddir='${pkglibdir}/python/Lustre' -AC_SUBST(pymoddir) +# 2.6.32 removes blk_queue_max_sectors and add blk_queue_max_hw_sectors +# check blk_queue_max_sectors and use it until disappear. +AC_DEFUN([LC_BLK_QUEUE_MAX_SECTORS], +[AC_MSG_CHECKING([if blk_queue_max_sectors is defined]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + blk_queue_max_sectors(NULL, 0); +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_BLK_QUEUE_MAX_SECTORS, 1, + [blk_queue_max_sectors is defined]) +],[ + AC_MSG_RESULT(no) +]) ]) -# -# LC_TARGET_SUPPORTED -# -# is the target os supported? -# -AC_DEFUN([LC_TARGET_SUPPORTED], -[case $target_os in - linux*) -$1 - ;; - *) -$2 - ;; -esac +# 2.6.32 replaces 2 functions blk_queue_max_phys_segments and blk_queue_max_hw_segments by blk_queue_max_segments +AC_DEFUN([LC_BLK_QUEUE_MAX_SEGMENTS], +[AC_MSG_CHECKING([if blk_queue_max_segments is defined]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + blk_queue_max_segments(NULL, 0); +],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_BLK_QUEUE_MAX_SEGMENTS, 1, + [blk_queue_max_segments is defined]) +],[ + AC_MSG_RESULT(no) +]) ]) # -# LC_CONFIG_EXT3 +# LC_QUOTA64 +# +# Check if kernel has been patched for 64-bit quota limits support. +# The upstream version of this patch in RHEL6 2.6.32 kernels introduces +# the constant QFMT_VFS_V1 in include/linux/quota.h, so we can check for +# that in the absence of quotaio_v1.h in the kernel headers. +# +AC_DEFUN([LC_QUOTA64],[ + AC_MSG_CHECKING([if kernel has 64-bit quota limits support]) +tmp_flags="$EXTRA_KCFLAGS" +EXTRA_KCFLAGS="-I$LINUX/fs" + LB_LINUX_TRY_COMPILE([ + #include + #include + #ifdef HAVE_QUOTAIO_H + # include + int versions[] = V2_INITQVERSIONS_R1; + struct v2_disk_dqblk_r1 dqblk_r1; + #elif defined(HAVE_FS_QUOTA_QUOTAIO_H) + # include + struct v2r1_disk_dqblk dqblk_r1; + #elif defined(HAVE_FS_QUOTAIO_H) + # include + struct v2r1_disk_dqblk dqblk_r1; + #else + #include + int ver = QFMT_VFS_V1; + #endif + ],[],[ + AC_DEFINE(HAVE_QUOTA64, 1, [have quota64]) + AC_MSG_RESULT([yes]) + ],[ + LB_CHECK_FILE([$LINUX/include/linux/lustre_version.h],[ + AC_MSG_ERROR([You have got no 64-bit kernel quota support.]) + ],[]) + AC_MSG_RESULT([no]) + ]) +EXTRA_KCFLAGS=$tmp_flags +]) + +# 2.6.32 set_cpus_allowed is no more defined if CONFIG_CPUMASK_OFFSTACK=yes +AC_DEFUN([LC_SET_CPUS_ALLOWED], + [AC_MSG_CHECKING([if kernel defines set_cpus_allowed]) + LB_LINUX_TRY_COMPILE( + [#include ], + [struct task_struct *p = NULL; + cpumask_t mask = { { 0 } }; + (void) set_cpus_allowed(p, mask);], + [AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_SET_CPUS_ALLOWED, 1, + [set_cpus_allowed is exported by the kernel])], + [AC_MSG_RESULT([no])] )]) + # -# that ext3 is enabled in the kernel +# LC_D_OBTAIN_ALIAS +# starting from 2.6.28 kernel replaces d_alloc_anon() with +# d_obtain_alias() for getting anonymous dentries # -AC_DEFUN([LC_CONFIG_EXT3], -[LB_LINUX_CONFIG([EXT3_FS],[],[ - LB_LINUX_CONFIG([EXT3_FS_MODULE],[],[$2]) +AC_DEFUN([LC_D_OBTAIN_ALIAS], +[AC_MSG_CHECKING([d_obtain_alias exist in kernel]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + d_obtain_alias(NULL); +],[ + AC_DEFINE(HAVE_D_OBTAIN_ALIAS, 1, + [d_obtain_alias exist in kernel]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) ]) -LB_LINUX_CONFIG([EXT3_FS_XATTR],[$1],[$3]) ]) # -# LC_FSHOOKS -# -# If we have (and can build) fshooks.h +# 2.6.36 fs_struct.lock use spinlock instead of rwlock. # -AC_DEFUN([LC_FSHOOKS], -[AC_CHECK_FILE([$LINUX/include/linux/fshooks.h],[ - AC_MSG_CHECKING([if fshooks.h can be compiled]) - LB_LINUX_TRY_COMPILE([ - #include - ],[],[ - AC_MSG_RESULT([yes]) - ],[ - AC_MSG_RESULT([no]) - AC_MSG_WARN([You might have better luck with gcc 3.3.x.]) - AC_MSG_WARN([You can set CC=gcc33 before running configure.]) - AC_MSG_ERROR([Your compiler cannot build fshooks.h.]) - ]) -$1 +AC_DEFUN([LC_FS_STRUCT_RWLOCK], +[AC_MSG_CHECKING([if fs_struct.lock use rwlock]) +LB_LINUX_TRY_COMPILE([ + #include + #include + #include ],[ -$2 + ((struct fs_struct *)0)->lock = (rwlock_t){ 0 }; +],[ + AC_DEFINE(HAVE_FS_STRUCT_RWLOCK, 1, + [fs_struct.lock use rwlock]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) ]) ]) # -# LC_STRUCT_KIOBUF -# -# rh 2.4.18 has iobuf->dovary, but other kernels do not +# 2.6.36 super_operations add evict_inode method. it hybird of +# delete_inode & clear_inode. # -AC_DEFUN([LC_STRUCT_KIOBUF], -[AC_MSG_CHECKING([if struct kiobuf has a dovary field]) +AC_DEFUN([LC_SBOPS_EVICT_INODE], +[AC_MSG_CHECKING([if super_operations.evict_inode exist]) LB_LINUX_TRY_COMPILE([ - #include + #include ],[ - struct kiobuf iobuf; - iobuf.dovary = 1; + ((struct super_operations *)0)->evict_inode(NULL); ],[ - AC_MSG_RESULT([yes]) - AC_DEFINE(HAVE_KIOBUF_DOVARY, 1, [struct kiobuf has a dovary field]) + AC_DEFINE(HAVE_SBOPS_EVICT_INODE, 1, + [super_operations.evict_inode() is exist in kernel]) + AC_MSG_RESULT([yes]) ],[ - AC_MSG_RESULT([no]) + AC_MSG_RESULT([no]) ]) ]) # -# LC_FUNC_COND_RESCHED +# 2.6.35 file_operations.fsync taken 2 arguments. # -# cond_resched() was introduced in 2.4.20 -# -AC_DEFUN([LC_FUNC_COND_RESCHED], -[AC_MSG_CHECKING([if kernel offers cond_resched]) +AC_DEFUN([LC_FILE_FSYNC], +[AC_MSG_CHECKING([if file_operations.fsync taken 2 arguments]) LB_LINUX_TRY_COMPILE([ - #include + #include ],[ - cond_resched(); + ((struct file_operations *)0)->fsync(NULL, 0); ],[ - AC_MSG_RESULT([yes]) - AC_DEFINE(HAVE_COND_RESCHED, 1, [cond_resched found]) + AC_DEFINE(HAVE_FILE_FSYNC_2ARGS, 1, + [file_operations.fsync taken 2 arguments]) + AC_MSG_RESULT([yes]) ],[ - AC_MSG_RESULT([no]) + AC_MSG_RESULT([no]) ]) ]) # -# LC_FUNC_ZAP_PAGE_RANGE -# -# if zap_page_range() takes a vma arg +# 2.6.38 export blkdev_get_by_dev # -AC_DEFUN([LC_FUNC_ZAP_PAGE_RANGE], -[AC_MSG_CHECKING([if zap_pag_range with vma parameter]) -ZAP_PAGE_RANGE_VMA="`grep -c 'zap_page_range.*struct vm_area_struct' $LINUX/include/linux/mm.h`" -if test "$ZAP_PAGE_RANGE_VMA" != 0 ; then - AC_DEFINE(ZAP_PAGE_RANGE_VMA, 1, [zap_page_range with vma parameter]) - AC_MSG_RESULT([yes]) -else - AC_MSG_RESULT([no]) -fi +AC_DEFUN([LC_BLKDEV_GET_BY_DEV], +[LB_CHECK_SYMBOL_EXPORT([blkdev_get_by_dev], +[fs/block_dev.c],[ +AC_DEFINE(HAVE_BLKDEV_GET_BY_DEV, 1, + [blkdev_get_by_dev is exported by the kernel]) +],[ +]) ]) # -# LC_FUNC_PDE +# 2.6.38 vfsmount.mnt_count doesn't use atomic_t # -# if proc_fs.h defines PDE() -# -AC_DEFUN([LC_FUNC_PDE], -[AC_MSG_CHECKING([if kernel defines PDE]) -HAVE_PDE="`grep -c 'proc_dir_entry..PDE' $LINUX/include/linux/proc_fs.h`" -if test "$HAVE_PDE" != 0 ; then - AC_DEFINE(HAVE_PDE, 1, [the kernel defines PDE]) - AC_MSG_RESULT([yes]) -else - AC_MSG_RESULT([no]) -fi +AC_DEFUN([LC_ATOMIC_MNT_COUNT], +[AC_MSG_CHECKING([if vfsmount.mnt_count is atomic_t]) +LB_LINUX_TRY_COMPILE([ + #include + #include + #include +],[ + ((struct vfsmount *)0)->mnt_count = ((atomic_t) { 0 }); +],[ + AC_DEFINE(HAVE_ATOMIC_MNT_COUNT, 1, + [vfsmount.mnt_count is atomic_t]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) ]) # -# LC_FUNC_DIRECT_IO +# 2.6.38 use path as 4th parameter in quota_on. # -# if direct_IO takes a struct file argument -# -AC_DEFUN([LC_FUNC_DIRECT_IO], -[AC_MSG_CHECKING([if kernel passes struct file to direct_IO]) -HAVE_DIO_FILE="`grep -c 'direct_IO.*struct file' $LINUX/include/linux/fs.h`" -if test "$HAVE_DIO_FILE" != 0 ; then - AC_DEFINE(HAVE_DIO_FILE, 1, [the kernel passes struct file to direct_IO]) - AC_MSG_RESULT(yes) -else - AC_MSG_RESULT(no) -fi +AC_DEFUN([LC_QUOTA_ON_USE_PATH], +[AC_MSG_CHECKING([quota_on use path as parameter]) +tmp_flags="$EXTRA_KCFLAGS" +EXTRA_KCFLAGS="-Werror" +LB_LINUX_TRY_COMPILE([ + #include + #include +],[ + ((struct quotactl_ops *)0)->quota_on(NULL, 0, 0, ((struct path*)0)); +],[ + AC_DEFINE(HAVE_QUOTA_ON_USE_PATH, 1, + [quota_on use path as 4th paramter]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +EXTRA_KCFLAGS="$tmp_flags" ]) # -# LC_HEADER_MM_INLINE +# 2.6.39 remove unplug_fn from request_queue. # -# RHEL kernels define page_count in mm_inline.h -# -AC_DEFUN([LC_HEADER_MM_INLINE], -[AC_MSG_CHECKING([if kernel has mm_inline.h header]) +AC_DEFUN([LC_REQUEST_QUEUE_UNPLUG_FN], +[AC_MSG_CHECKING([if request_queue has unplug_fn field]) LB_LINUX_TRY_COMPILE([ - #include + #include ],[ - #ifndef page_count - #error mm_inline.h does not define page_count - #endif + struct request_queue rq; + memset(rq.unplug_fn, 0, sizeof(rq.unplug_fn)); ],[ - AC_MSG_RESULT([yes]) - AC_DEFINE(HAVE_MM_INLINE, 1, [mm_inline found]) + AC_DEFINE(HAVE_REQUEST_QUEUE_UNPLUG_FN, 1, + [request_queue has unplug_fn field]) + AC_MSG_RESULT([yes]) ],[ - AC_MSG_RESULT([no]) + AC_MSG_RESULT([no]) ]) ]) # -# LC_STRUCT_INODE -# -# if inode->i_alloc_sem exists +# 2.6.38 generic_permission taken 4 paremater. +# in fact, it means rcu-walk aware permission bring. # -AC_DEFUN([LC_STRUCT_INODE], -[AC_MSG_CHECKING([if struct inode has i_alloc_sem]) +AC_DEFUN([LC_GENERIC_PERMISSION], +[AC_MSG_CHECKING([if generic_permission take 4 arguments]) LB_LINUX_TRY_COMPILE([ - #include - #include + #include ],[ - #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,24)) - #error "down_read_trylock broken before 2.4.24" - #endif - struct inode i; - return (char *)&i.i_alloc_sem - (char *)&i; + generic_permission(NULL, 0, 0, NULL); ],[ - AC_MSG_RESULT([yes]) - AC_DEFINE(HAVE_I_ALLOC_SEM, 1, [struct inode has i_alloc_sem]) + AC_DEFINE(HAVE_GENERIC_PERMISSION_4ARGS, 1, + [generic_permission taken 4 arguments]) + AC_MSG_RESULT([yes]) ],[ - AC_MSG_RESULT([no]) + AC_MSG_RESULT([no]) ]) ]) # -# LC_CONFIG_BACKINGFS +# LC_PROG_LINUX # -# whether to use extN or ldiskfs instead of ext3 +# Lustre linux kernel checks # -AC_DEFUN([LC_CONFIG_BACKINGFS], -[ -BACKINGFS='ext3' - -# LLNL patches their ext3 and calls it extN -AC_MSG_CHECKING([whether to use extN]) -AC_ARG_ENABLE([extN], - AC_HELP_STRING([--enable-extN], - [use extN instead of ext3 for lustre backend]), - [BACKINGFS='extN'],[enable_extN='no']) -AC_MSG_RESULT([$enable_extN]) - -# SuSE gets ldiskfs -AC_MSG_CHECKING([whether to enable ldiskfs]) -AC_ARG_ENABLE([ldiskfs], - AC_HELP_STRING([--enable-ldiskfs], - [use ldiskfs for the Lustre backing FS]), - [],[enable_ldiskfs="$linux25"]) -AC_MSG_RESULT([$enable_ldiskfs]) - -if test x$enable_ldiskfs = xyes ; then - BACKINGFS="ldiskfs" - - AC_PATH_PROG(PATCH, patch, [no]) - AC_PATH_PROG(QUILT, quilt, [no]) - - if test x$enable_ldiskfs$PATCH$QUILT = xyesnono ; then - AC_MSG_ERROR([Quilt or patch are needed to build the ldiskfs module (for Linux 2.6)]) - fi +AC_DEFUN([LC_PROG_LINUX], + [LC_LUSTRE_VERSION_H + LC_CONFIG_PINGER + LC_CONFIG_CHECKSUM + LC_CONFIG_LIBLUSTRE_RECOVERY + LC_CONFIG_HEALTH_CHECK_WRITE + LC_CONFIG_LRU_RESIZE + LC_QUOTA_MODULE + LC_LLITE_LLOOP_MODULE - AC_DEFINE(CONFIG_LDISKFS_FS_MODULE, 1, [build ldiskfs as a module]) - AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [enable extended attributes for ldiskfs]) - AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [enable posix acls]) - AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [enable fs security]) -fi + # RHEL4 patches + LC_EXPORT_TRUNCATE_COMPLETE + LC_EXPORT_TRUNCATE_RANGE + LC_EXPORT_D_REHASH_COND + LC_EXPORT___D_REHASH + LC_EXPORT_NODE_TO_CPUMASK -AC_MSG_CHECKING([which backing filesystem to use]) -AC_MSG_RESULT([$BACKINGFS]) -AC_SUBST(BACKINGFS) - -case $BACKINGFS in - ext3) - # --- Check that ext3 and ext3 xattr are enabled in the kernel - LC_CONFIG_EXT3([],[ - AC_MSG_ERROR([Lustre requires that ext3 is enabled in the kernel]) - ],[ - AC_MSG_WARN([Lustre requires that extended attributes for ext3 are enabled in the kernel]) - AC_MSG_WARN([This build may fail.]) - ]) - ;; - ldiskfs) - LC_FSHOOKS([ - LDISKFS_SERIES="2.6-suse.series" - ],[ - LDISKFS_SERIES="2.6-vanilla.series" - ]) - AC_SUBST(LDISKFS_SERIES) - ;; -esac # $BACKINGFS + LC_FUNC_GRAB_CACHE_PAGE_NOWAIT_GFP + LC_STRUCT_STATFS + LC_FILEMAP_POPULATE + LC_D_ADD_UNIQUE + LC_BIT_SPINLOCK_H + + LC_XATTR_ACL + LC_POSIX_ACL_XATTR_H + LC_CONST_ACL_SIZE + + LC_STRUCT_INTENT_FILE + + LC_CAPA_CRYPTO + LC_CONFIG_RMTCLIENT + LC_CONFIG_GSS + LC_FUNC_HAVE_CAN_SLEEP_ARG + LC_FUNC_F_OP_FLOCK + LC_QUOTA_READ + LC_COOKIE_FOLLOW_LINK + LC_FUNC_RCU + LC_PERCPU_COUNTER + LC_TASK_CLENV_STORE + + # ~2.6.11 + LC_S_TIME_GRAN + LC_SB_TIME_GRAN + + # 2.6.12 + LC_RW_TREE_LOCK + LC_EXPORT_SYNCHRONIZE_RCU + + # 2.6.15 + LC_INODE_I_MUTEX + + # 2.6.16 + LC_SECURITY_PLUG # for SLES10 SP2 + + # 2.6.17 + LC_INODE_IPRIVATE + LC_DQUOTOFF_MUTEX + + # 2.6.18 + LC_NR_PAGECACHE + LC_STATFS_DENTRY_PARAM + LC_VFS_KERN_MOUNT + LC_INVALIDATEPAGE_RETURN_INT + LC_UMOUNTBEGIN_HAS_VFSMOUNT + LC_SEQ_LOCK + LC_EXPORT_FILEMAP_FDATAWRITE_RANGE + LC_FLUSH_OWNER_ID + if test x$enable_server = xyes ; then + LC_EXPORT_INVALIDATE_MAPPING_PAGES + fi + + #2.6.18 + RHEL5 (fc6) + LC_PG_FS_MISC + LC_PAGE_CHECKED + LC_LINUX_FIEMAP_H + + # 2.6.19 + LC_INODE_BLKSIZE + LC_FILE_WRITEV + LC_FILE_READV + + # 2.6.20 + LC_CANCEL_DIRTY_PAGE + + # raid5-zerocopy patch + LC_PAGE_CONSTANT + + # 2.6.22 + LC_INVALIDATE_BDEV_2ARG + LC_ASYNC_BLOCK_CIPHER + LC_STRUCT_HASH_DESC + LC_STRUCT_BLKCIPHER_DESC + LC_FS_RENAME_DOES_D_MOVE + + # 2.6.23 + LC_UNREGISTER_BLKDEV_RETURN_INT + LC_KERNEL_SPLICE_READ + LC_KERNEL_SENDFILE + LC_HAVE_EXPORTFS_H + LC_VM_OP_FAULT + LC_PROCFS_USERS + LC_EXPORTFS_DECODE_FH + + # 2.6.24 + LC_HAVE_MMTYPES_H + LC_BIO_ENDIO_2ARG + LC_FH_TO_DENTRY + LC_PROCFS_DELETED + LC_EXPORT_BDI_INIT + + #2.6.25 + LC_MAPPING_CAP_WRITEBACK_DIRTY + + # 2.6.26 + LC_FS_STRUCT_USE_PATH + + # 2.6.27 + LC_INODE_PERMISION_2ARGS + LC_FILE_REMOVE_SUID + LC_TRYLOCKPAGE + LC_READ_INODE_IN_SBOPS + LC_EXPORT_INODE_PERMISSION + LC_QUOTA_ON_5ARGS + LC_QUOTA_OFF_3ARGS + LC_VFS_DQ_OFF + LC_LOCK_MAP_ACQUIRE + + # 2.6.27.15-2 sles11 + LC_BI_HW_SEGMENTS + LC_HAVE_QUOTAIO_H + LC_VFS_SYMLINK_5ARGS + LC_BDI_NAME + LC_SB_ANY_QUOTA_ACTIVE + LC_SB_HAS_QUOTA_ACTIVE + LC_EXPORT_ADD_TO_PAGE_CACHE_LRU + + # 2.6.29 + LC_SB_ANY_QUOTA_LOADED + + # 2.6.30 + LC_EXPORT_CPUMASK_OF_NODE + + # 2.6.31 + LC_BLK_QUEUE_LOG_BLK_SIZE + + # 2.6.32 + LC_REQUEST_QUEUE_LIMITS + LC_EXPORT_BDI_REGISTER + LC_SB_BDI + LC_BLK_QUEUE_MAX_SECTORS + LC_BLK_QUEUE_MAX_SEGMENTS + LC_SET_CPUS_ALLOWED + + # 2.6.35 + LC_FILE_FSYNC + + # 2.6.36 + LC_FS_STRUCT_RWLOCK + LC_SBOPS_EVICT_INODE + + # 2.6.38 + LC_ATOMIC_MNT_COUNT + LC_BLKDEV_GET_BY_DEV + LC_GENERIC_PERMISSION + LC_QUOTA_ON_USE_PATH + + # 2.6.39 + LC_REQUEST_QUEUE_UNPLUG_FN + + # + if test x$enable_server = xyes ; then + AC_DEFINE(HAVE_SERVER_SUPPORT, 1, [support server]) + LC_FUNC_DEV_SET_RDONLY + LC_STACK_SIZE + LC_QUOTA64 + fi ]) # -# LC_CONFIG_PINGER +# LC_CONFIG_CLIENT_SERVER # -# the pinger is temporary, until we have the recovery node in place +# Build client/server sides of Lustre # -AC_DEFUN([LC_CONFIG_PINGER], -[AC_MSG_CHECKING([whether to enable pinger support]) -AC_ARG_ENABLE([pinger], - AC_HELP_STRING([--disable-pinger], - [disable recovery pinger support]), - [],[enable_pinger='yes']) -AC_MSG_RESULT([$enable_pinger]) -if test x$enable_pinger != xno ; then - AC_DEFINE(ENABLE_PINGER, 1, Use the Pinger) +AC_DEFUN([LC_CONFIG_CLIENT_SERVER], +[AC_MSG_CHECKING([whether to build Lustre server support]) +AC_ARG_ENABLE([server], + AC_HELP_STRING([--disable-server], + [disable Lustre server support]), + [],[enable_server='yes']) +AC_MSG_RESULT([$enable_server]) + +AC_MSG_CHECKING([whether to build Lustre client support]) +AC_ARG_ENABLE([client], + AC_HELP_STRING([--disable-client], + [disable Lustre client support]), + [],[enable_client='yes']) +AC_MSG_RESULT([$enable_client])]) + +# +# LC_CONFIG_LIBLUSTRE +# +# whether to build liblustre +# +AC_DEFUN([LC_CONFIG_LIBLUSTRE], +[AC_MSG_CHECKING([whether to build Lustre library]) +AC_ARG_ENABLE([liblustre], + AC_HELP_STRING([--disable-liblustre], + [disable building of Lustre library]), + [],[enable_liblustre=$with_sysio]) +AC_MSG_RESULT([$enable_liblustre]) +# only build sysio if liblustre is built +with_sysio="$enable_liblustre" + +AC_MSG_CHECKING([whether to build liblustre tests]) +AC_ARG_ENABLE([liblustre-tests], + AC_HELP_STRING([--enable-liblustre-tests], + [enable liblustre tests, if --disable-tests is used]), + [],[enable_liblustre_tests=$enable_tests]) +if test x$enable_liblustre != xyes ; then + enable_liblustre_tests='no' +fi +AC_MSG_RESULT([$enable_liblustre_tests]) + +AC_MSG_CHECKING([whether to enable liblustre acl]) +AC_ARG_ENABLE([liblustre-acl], + AC_HELP_STRING([--disable-liblustre-acl], + [disable ACL support for liblustre]), + [],[enable_liblustre_acl=yes]) +AC_MSG_RESULT([$enable_liblustre_acl]) +if test x$enable_liblustre_acl = xyes ; then + AC_DEFINE(LIBLUSTRE_POSIX_ACL, 1, Liblustre Support ACL-enabled MDS) fi + +# 2.6.29 change prepare/commit_write to write_begin/end +AC_DEFUN([LC_WRITE_BEGIN_END], +[AC_MSG_CHECKING([if kernel has .write_begin/end]) +LB_LINUX_TRY_COMPILE([ + #include + #include +#ifdef HAVE_LINUX_MMTYPES_H + #include +#endif +],[ + struct address_space_operations aops; + struct page *page; + + aops.write_begin = NULL; + aops.write_end = NULL; + page = grab_cache_page_write_begin(NULL, 0, 0); +], [ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_KERNEL_WRITE_BEGIN_END, 1, + [kernel has .write_begin/end]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.29 blkdev_put has 2 arguments +AC_DEFUN([LC_BLKDEV_PUT_2ARGS], +[AC_MSG_CHECKING([blkdev_put needs 2 parameters]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + blkdev_put(NULL, 0); +],[ + AC_DEFINE(HAVE_BLKDEV_PUT_2ARGS, 1, + [blkdev_put needs 2 paramters]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.29 dentry_open has 4 arguments +AC_DEFUN([LC_DENTRY_OPEN_4ARGS], +[AC_MSG_CHECKING([dentry_open needs 4 parameters]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + dentry_open(NULL, NULL, 0, NULL); +],[ + AC_DEFINE(HAVE_DENTRY_OPEN_4ARGS, 1, + [dentry_open needs 4 paramters]) + AC_MSG_RESULT([yes]) +],[ + AC_MSG_RESULT([no]) +]) +]) + +# 2.6.29 split file and anonymous page queues +AC_DEFUN([LC_PAGEVEC_LRU_ADD_FILE], +[AC_MSG_CHECKING([if kernel has .pagevec_lru_add_file]) +LB_LINUX_TRY_COMPILE([ + #include + #include +],[ + struct pagevec lru_pagevec; + + pagevec_init(&lru_pagevec, 0); + pagevec_lru_add_file(&lru_pagevec); +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_PAGEVEC_LRU_ADD_FILE, 1, + [kernel has .pagevec_lru_add_file]) +],[ + AC_MSG_RESULT([no]) +]) ]) # -# LC_CONFIG_OBD_BUFFER_SIZE -# -# the maximum buffer size of lctl ioctls +# --enable-mpitest # -AC_DEFUN([LC_CONFIG_OBD_BUFFER_SIZE], -[AC_MSG_CHECKING([maximum OBD ioctl size]) -AC_ARG_WITH([obd-buffer-size], - AC_HELP_STRING([--with-obd-buffer-size=[size]], - [set lctl ioctl maximum bytes (default=8192)]), +AC_ARG_ENABLE(mpitests, + AC_HELP_STRING([--enable-mpitests=yes|no|mpicc wrapper], + [include mpi tests]), [ - OBD_BUFFER_SIZE=$with_obd_buffer_size - ],[ - OBD_BUFFER_SIZE=8192 + enable_mpitests=yes + case $enableval in + yes) + MPICC_WRAPPER=mpicc + ;; + no) + enable_mpitests=no + ;; + *) + MPICC_WRAPPER=$enableval + ;; + esac + ], + [ + MPICC_WRAPPER=mpicc + enable_mpitests=yes + ] +) + +if test x$enable_mpitests != xno; then + AC_MSG_CHECKING([whether mpitests can be built]) + oldcc=$CC + CC=$MPICC_WRAPPER + AC_LINK_IFELSE( + [AC_LANG_PROGRAM([[ + #include + ]],[[ + int flag; + MPI_Initialized(&flag); + ]])], + [ + AC_MSG_RESULT([yes]) + ],[ + AC_MSG_RESULT([no]) + enable_mpitests=no ]) -AC_MSG_RESULT([$OBD_BUFFER_SIZE bytes]) -AC_DEFINE_UNQUOTED(OBD_MAX_IOCTL_BUFFER, $OBD_BUFFER_SIZE, [IOCTL Buffer Size]) + CC=$oldcc +fi +AC_SUBST(MPICC_WRAPPER) + +AC_MSG_NOTICE([Enabling Lustre configure options for libsysio]) +ac_configure_args="$ac_configure_args --with-lustre-hack --with-sockets" + +LC_CONFIG_PINGER +LC_CONFIG_LIBLUSTRE_RECOVERY ]) # -# LC_CONFIG_SNAPFS +# LC_CONFIG_QUOTA # -# Whether snapfs is desired +# whether to enable quota support global control # -AC_DEFUN([LC_CONFIG_SNAPFS], -[# snap compilation -AC_MSG_CHECKING([whether to enable snapfs support]) -AC_ARG_ENABLE([snapfs], - AC_HELP_STRING([--enable-snapfs], - [build snapfs]), - [],[enable_snapfs='no']) -AC_MSG_RESULT([$enable_snapfs]) +AC_DEFUN([LC_CONFIG_QUOTA], +[AC_ARG_ENABLE([quota], + AC_HELP_STRING([--enable-quota], + [enable quota support]), + [],[enable_quota='yes']) ]) -# -# LC_CONFIG_SMFS -# -# whether smfs is desired -# -AC_DEFUN([LC_CONFIG_SMFS], -[AC_MSG_CHECKING([whether to enable smfs support]) -AC_ARG_ENABLE([smfs], - AC_HELP_STRING([--enable-smfs], - [build smfs]), - [],[enable_smfs='no']) -AC_MSG_RESULT([$enable_smfs]) +AC_DEFUN([LC_QUOTA], +[#check global +LC_CONFIG_QUOTA +#check for utils +AC_CHECK_HEADER(sys/quota.h, + [AC_DEFINE(HAVE_SYS_QUOTA_H, 1, [Define to 1 if you have .])], + [AC_MSG_ERROR([don't find in your system])]) ]) # -# LC_PROG_LINUX +# LC_CONFIG_SPLIT # -# Lustre linux kernel checks +# whether to enable split support # -AC_DEFUN([LC_PROG_LINUX], -[LC_CONFIG_BACKINGFS -LC_CONFIG_PINGER -LC_CONFIG_SNAPFS -LC_CONFIG_SMFS +AC_DEFUN([LC_CONFIG_SPLIT], +[AC_MSG_CHECKING([whether to enable split support]) +AC_ARG_ENABLE([split], + AC_HELP_STRING([--enable-split], + [enable split support]), + [],[enable_split='no']) +AC_MSG_RESULT([$enable_split]) +if test x$enable_split != xno; then + AC_DEFINE(HAVE_SPLIT_SUPPORT, 1, [enable split support]) +fi +]) -LC_STRUCT_KIOBUF -LC_FUNC_COND_RESCHED -LC_FUNC_ZAP_PAGE_RANGE -LC_FUNC_PDE -LC_FUNC_DIRECT_IO -LC_HEADER_MM_INLINE -LC_STRUCT_INODE +AC_DEFUN([LC_TASK_CLENV_TUX_INFO], +[AC_MSG_CHECKING([tux_info]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + struct task_struct task; + &task.tux_info; +],[ + AC_MSG_RESULT([yes]) + AC_DEFINE(LL_TASK_CL_ENV, tux_info, [have tux_info]) + have_task_clenv_store='yes' +],[ + AC_MSG_RESULT([no]) +]) ]) # -# LC_CONFIG_LIBLUSTRE -# -# whether to build liblustre +# LC_LLITE_LLOOP_MODULE +# lloop_llite.ko does not currently work with page sizes +# of 64k or larger. # -AC_DEFUN([LC_CONFIG_LIBLUSTRE], -[AC_MSG_CHECKING([whether to build Lustre library]) -AC_ARG_ENABLE([liblustre], - AC_HELP_STRING([--disable-liblustre], - [disable building of Lustre library]), - [],[enable_liblustre=$with_sysio]) -AC_MSG_RESULT([$enable_liblustre]) -# only build sysio if liblustre is built -with_sysio="$enable_liblustre" - -AC_MSG_CHECKING([whether to build mpitests]) -AC_ARG_ENABLE([mpitests], - AC_HELP_STRING([--enable-mpitests], - [build liblustre mpi tests]), - [],[enable_mpitests=no]) -AC_MSG_RESULT([$enable_mpitests]) +AC_DEFUN([LC_LLITE_LLOOP_MODULE], +[AC_MSG_CHECKING([whether to enable llite_lloop module]) +LB_LINUX_TRY_COMPILE([ + #include +],[ + #if PAGE_SIZE >= 65536 + #error "PAGE_SIZE >= 65536" + #endif +],[ + enable_llite_lloop_module='yes' + AC_MSG_RESULT([yes]) +],[ + enable_llite_lloop_module='no' + AC_MSG_RESULT([no]) +]) ]) # @@ -397,8 +2694,15 @@ AC_MSG_RESULT([$enable_mpitests]) AC_DEFUN([LC_CONFIGURE], [LC_CONFIG_OBD_BUFFER_SIZE +if test $target_cpu == "i686" -o $target_cpu == "x86_64"; then + CFLAGS="$CFLAGS -Werror" +fi + +# maximum MDS thread count +LC_MDS_MAX_THREADS + # include/liblustre.h -AC_CHECK_HEADERS([asm/page.h sys/user.h stdint.h]) +AC_CHECK_HEADERS([sys/user.h sys/vfs.h stdint.h blkid/blkid.h]) # liblustre/llite_lib.h AC_CHECK_HEADERS([xtio.h file.h]) @@ -409,6 +2713,91 @@ AC_CHECK_HEADERS([linux/types.h sys/types.h linux/unistd.h unistd.h]) # liblustre/lutil.c AC_CHECK_HEADERS([netinet/in.h arpa/inet.h catamount/data.h]) AC_CHECK_FUNCS([inet_ntoa]) + +# libsysio/src/readlink.c +LC_READLINK_SSIZE_T + +# lvfs/prng.c - depends on linux/types.h from liblustre/dir.c +AC_CHECK_HEADERS([linux/random.h], [], [], + [#ifdef HAVE_LINUX_TYPES_H + # include + #endif + ]) + +# utils/llverfs.c +AC_CHECK_HEADERS([ext2fs/ext2fs.h]) + +# check for -lz support +ZLIB="" +AC_CHECK_LIB([z], + [adler32], + [AC_CHECK_HEADERS([zlib.h], + [ZLIB="-lz" + AC_DEFINE([HAVE_ADLER], 1, + [support alder32 checksum type])], + [AC_MSG_WARN([No zlib-devel package found, + unable to use adler32 checksum])])], + [AC_MSG_WARN([No zlib package found, unable to use adler32 checksum])] +) +AC_SUBST(ZLIB) + +# Super safe df +AC_ARG_ENABLE([mindf], + AC_HELP_STRING([--enable-mindf], + [Make statfs report the minimum available space on any single OST instead of the sum of free space on all OSTs]), + [],[]) +if test "$enable_mindf" = "yes" ; then + AC_DEFINE([MIN_DF], 1, [Report minimum OST free space]) +fi + +AC_ARG_ENABLE([fail_alloc], + AC_HELP_STRING([--disable-fail-alloc], + [disable randomly alloc failure]), + [],[enable_fail_alloc=yes]) +AC_MSG_CHECKING([whether to randomly failing memory alloc]) +AC_MSG_RESULT([$enable_fail_alloc]) +if test x$enable_fail_alloc != xno ; then + AC_DEFINE([RANDOM_FAIL_ALLOC], 1, [enable randomly alloc failure]) +fi + +AC_ARG_ENABLE([invariants], + AC_HELP_STRING([--enable-invariants], + [enable invariant checking (cpu intensive)]), + [],[]) +AC_MSG_CHECKING([whether to check invariants (expensive cpu-wise)]) +AC_MSG_RESULT([$enable_invariants]) +if test x$enable_invariants = xyes ; then + AC_DEFINE([INVARIANT_CHECK], 1, [enable invariant checking]) +fi + +AC_ARG_ENABLE([lu_ref], + AC_HELP_STRING([--enable-lu_ref], + [enable lu_ref reference tracking code]), + [],[]) +AC_MSG_CHECKING([whether to track references with lu_ref]) +AC_MSG_RESULT([$enable_lu_ref]) +if test x$enable_lu_ref = xyes ; then + AC_DEFINE([USE_LU_REF], 1, [enable lu_ref reference tracking code]) +fi + +AC_ARG_ENABLE([pgstate-track], + AC_HELP_STRING([--enable-pgstate-track], + [enable page state tracking]), + [enable_pgstat_track='yes'],[]) +AC_MSG_CHECKING([whether to enable page state tracking]) +AC_MSG_RESULT([$enable_pgstat_track]) +if test x$enable_pgstat_track = xyes ; then + AC_DEFINE([LUSTRE_PAGESTATE_TRACKING], 1, + [enable page state tracking code]) +fi + + #2.6.29 + LC_WRITE_BEGIN_END + LC_D_OBTAIN_ALIAS + LC_BLKDEV_PUT_2ARGS + LC_DENTRY_OPEN_4ARGS + LC_PAGEVEC_LRU_ADD_FILE + ]) # @@ -418,14 +2807,20 @@ AC_CHECK_FUNCS([inet_ntoa]) # AC_DEFUN([LC_CONDITIONALS], [AM_CONDITIONAL(LIBLUSTRE, test x$enable_liblustre = xyes) -AM_CONDITIONAL(EXTN, test x$enable_extN = xyes) -AM_CONDITIONAL(LDISKFS, test x$enable_ldiskfs = xyes) AM_CONDITIONAL(USE_QUILT, test x$QUILT != xno) +AM_CONDITIONAL(LIBLUSTRE_TESTS, test x$enable_liblustre_tests = xyes) AM_CONDITIONAL(MPITESTS, test x$enable_mpitests = xyes, Build MPI Tests) -AM_CONDITIONAL(SNAPFS, test x$enable_snapfs = xyes) -AM_CONDITIONAL(SMFS, test x$enable_smfs = xyes) -AM_CONDITIONAL(LIBLUSTRE, test x$enable_liblustre = xyes) -AM_CONDITIONAL(MPITESTS, test x$enable_mpitests = xyes, Build MPI Tests) +AM_CONDITIONAL(CLIENT, test x$enable_client = xyes) +AM_CONDITIONAL(SERVER, test x$enable_server = xyes) +AM_CONDITIONAL(QUOTA, test x$enable_quota_module = xyes) +AM_CONDITIONAL(SPLIT, test x$enable_split = xyes) +AM_CONDITIONAL(BLKID, test x$ac_cv_header_blkid_blkid_h = xyes) +AM_CONDITIONAL(EXT2FS_DEVEL, test x$ac_cv_header_ext2fs_ext2fs_h = xyes) +AM_CONDITIONAL(GSS, test x$enable_gss = xyes) +AM_CONDITIONAL(GSS_KEYRING, test x$enable_gss_keyring = xyes) +AM_CONDITIONAL(GSS_PIPEFS, test x$enable_gss_pipefs = xyes) +AM_CONDITIONAL(LIBPTHREAD, test x$enable_libpthread = xyes) +AM_CONDITIONAL(LLITE_LLOOP, test x$enable_llite_lloop_module = xyes) ]) # @@ -438,34 +2833,50 @@ AC_DEFUN([LC_CONFIG_FILES], lustre/Makefile lustre/autoMakefile lustre/autoconf/Makefile -lustre/cmobd/Makefile -lustre/cmobd/autoMakefile -lustre/cobd/Makefile -lustre/cobd/autoMakefile lustre/conf/Makefile +lustre/contrib/Makefile lustre/doc/Makefile lustre/include/Makefile +lustre/include/lustre_ver.h lustre/include/linux/Makefile lustre/include/lustre/Makefile -lustre/ldiskfs/Makefile -lustre/ldiskfs/autoMakefile +lustre/kernel_patches/targets/2.6-rhel6.target +lustre/kernel_patches/targets/2.6-rhel5.target +lustre/kernel_patches/targets/2.6-sles10.target +lustre/kernel_patches/targets/2.6-sles11.target +lustre/kernel_patches/targets/2.6-oel5.target +lustre/kernel_patches/targets/2.6-fc11.target +lustre/kernel_patches/targets/2.6-fc12.target lustre/ldlm/Makefile +lustre/fid/Makefile +lustre/fid/autoMakefile lustre/liblustre/Makefile lustre/liblustre/tests/Makefile +lustre/liblustre/tests/mpi/Makefile lustre/llite/Makefile lustre/llite/autoMakefile -lustre/lmv/Makefile -lustre/lmv/autoMakefile +lustre/lclient/Makefile lustre/lov/Makefile lustre/lov/autoMakefile lustre/lvfs/Makefile lustre/lvfs/autoMakefile lustre/mdc/Makefile lustre/mdc/autoMakefile +lustre/lmv/Makefile +lustre/lmv/autoMakefile lustre/mds/Makefile lustre/mds/autoMakefile +lustre/mdt/Makefile +lustre/mdt/autoMakefile +lustre/cmm/Makefile +lustre/cmm/autoMakefile +lustre/mdd/Makefile +lustre/mdd/autoMakefile +lustre/fld/Makefile +lustre/fld/autoMakefile lustre/obdclass/Makefile lustre/obdclass/autoMakefile +lustre/obdclass/linux/Makefile lustre/obdecho/Makefile lustre/obdecho/autoMakefile lustre/obdfilter/Makefile @@ -474,19 +2885,23 @@ lustre/osc/Makefile lustre/osc/autoMakefile lustre/ost/Makefile lustre/ost/autoMakefile -lustre/ptlbd/Makefile -lustre/ptlbd/autoMakefile +lustre/osd-ldiskfs/Makefile +lustre/osd-ldiskfs/autoMakefile +lustre/mgc/Makefile +lustre/mgc/autoMakefile +lustre/mgs/Makefile +lustre/mgs/autoMakefile lustre/ptlrpc/Makefile lustre/ptlrpc/autoMakefile +lustre/ptlrpc/gss/Makefile +lustre/ptlrpc/gss/autoMakefile +lustre/quota/Makefile +lustre/quota/autoMakefile lustre/scripts/Makefile -lustre/scripts/version_tag.pl -lustre/smfs/Makefile -lustre/smfs/autoMakefile -lustre/snapfs/Makefile -lustre/snapfs/autoMakefile -lustre/snapfs/utils/Makefile lustre/tests/Makefile -lustre/utils/Lustre/Makefile +lustre/tests/mpi/Makefile lustre/utils/Makefile +lustre/utils/gss/Makefile +lustre/obdclass/darwin/Makefile ]) ])