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LU-12137 llite: use ->iterate_shared() for readdir
[fs/lustre-release.git] / lustre / autoconf / lustre-core.m4
index 4115ad8..cbd4f1d 100644 (file)
@@ -181,6 +181,22 @@ Lustre quota requires that CONFIG_QUOTA is enabled in your kernel.
 ])])
 ]) # LC_QUOTA_CONFIG
 
+
+#[AC_DEFINE(CONFIG_LUSTRE_FS_POSIX_ACL, 1, [Enable POSIX acl])])
+#
+# LC_POSIX_ACL_CONFIG
+#
+# POSIX ACL support.
+#
+AC_DEFUN([LC_POSIX_ACL_CONFIG], [
+LB_CHECK_CONFIG_IM([FS_POSIX_ACL],
+       [AC_DEFINE(CONFIG_LUSTRE_FS_POSIX_ACL, 1, [Enable POSIX acl])
+], [ ])
+]) # LC_POSIX_ACL_CONFIG
+
+LB_CHECK_CONFIG_IM([CRYPTO_MD5], [],
+               [AC_MSG_WARN([kernel MD5 support is recommended by using GSS.])])
+
 #
 # LC_CONFIG_GSS_KEYRING
 #
@@ -478,7 +494,7 @@ lock_manager_ops_lm_xxx, [
        #include <linux/fs.h>
 ],[
        struct lock_manager_operations lm_ops;
-       lm_ops.lm_compare_owner = NULL;
+       lm_ops.lm_notify = NULL;
 ],[
        AC_DEFINE(HAVE_LM_XXX_LOCK_MANAGER_OPS, 1,
                [lock-manager ops renamed to lm_xxx])
@@ -1858,6 +1874,23 @@ bio_endio, [
 ]) # LC_BIO_ENDIO_USES_ONE_ARG
 
 #
+# LC_ACCOUNT_PAGE_DIRTIED_3ARGS
+#
+# 4.2 kernel page dirtied takes 3 arguments
+#
+AC_DEFUN([LC_ACCOUNT_PAGE_DIRTIED_3ARGS], [
+LB_CHECK_COMPILE([if 'account_page_dirtied' with 3 args exists],
+account_page_dirtied, [
+       #include <linux/mm.h>
+],[
+       account_page_dirtied(NULL, NULL, NULL);
+],[
+       AC_DEFINE(HAVE_ACCOUNT_PAGE_DIRTIED_3ARGS, 1,
+               [account_page_dirtied takes three arguments])
+])
+]) # LC_ACCOUNT_PAGE_DIRTIED_3ARGS
+
+#
 # LC_HAVE_INTERVAL_EXP_BLK_INTEGRITY
 #
 # 4.3 replace interval with interval_exp in 'struct blk_integrity'
@@ -2209,6 +2242,23 @@ EXTRA_KCFLAGS="$tmp_flags"
 ]) # LC_D_IN_LOOKUP
 
 #
+# LC_LOCK_PAGE_MEMCG
+#
+# Kernel version 4.6 adds lock_page_memcg
+#
+AC_DEFUN([LC_LOCK_PAGE_MEMCG], [
+LB_CHECK_COMPILE([if 'lock_page_memcg' is defined],
+lock_page_memcg, [
+       #include <linux/memcontrol.h>
+],[
+       lock_page_memcg(NULL);
+],[
+       AC_DEFINE(HAVE_LOCK_PAGE_MEMCG, 1,
+               [lock_page_memcg is defined])
+])
+]) # LC_LOCK_PAGE_MEMCG
+
+#
 # LC_DIRECTIO_2ARGS
 #
 # Kernel version 4.7 commit c8b8e32d700fe943a935e435ae251364d016c497
@@ -2255,7 +2305,7 @@ generic_write_sync_2args, [
 #
 # LC_FOP_ITERATE_SHARED
 #
-# Kernel version 4.7 adds iterate_shared method to file_operations
+# Kernel v4.6-rc3-29-g6192269 adds iterate_shared method to file_operations
 #
 AC_DEFUN([LC_FOP_ITERATE_SHARED], [
 LB_CHECK_COMPILE([if 'file_operations' has 'iterate_shared'],
@@ -2271,29 +2321,6 @@ fop_iterate_shared, [
 ]) # LC_FOP_ITERATE_SHARED
 
 #
-# LC_FOPS_ITERATE_SHARED
-#
-# 4.7 commit ae05327a00fd47c34dfe25294b359a3f3fef96e8
-# ext4: switch to ->iterate_shared()
-# this replaces ext4_dir_operations iterate with iterate_shared.
-# dir_relaxed_shared() was also added in this commit, so we can
-# use that function to verify that the ext4_dir_operations is using
-# iterate_shared.
-#
-AC_DEFUN([LC_FOPS_ITERATE_SHARED], [
-LB_CHECK_COMPILE([if ext4_dir_operations uses iterate_shared],
-iterate_shared, [
-       #include <linux/fs.h>
-],[
-       ((struct file_operations *)0)->iterate_shared(NULL, NULL);
-       dir_relax_shared(NULL);
-],[
-       AC_DEFINE(HAVE_ITERATE_SHARED, 1,
-               ['iterate_shared' is available])
-])
-]) # LC_FOPS_ITERATE_SHARED
-
-#
 # LC_HAVE_POSIX_ACL_VALID_USER_NS
 #
 # 4.8 posix_acl_valid takes struct user_namespace
@@ -2796,10 +2823,10 @@ LB_CHECK_COMPILE([if inode timestamps are struct timespec64],
 inode_timespec64, [
        #include <linux/fs.h>
 ],[
-       struct inode inode = {};
+       struct inode *inode = NULL;
        struct timespec64 ts = {};
 
-       inode.i_atime = timespec64_trunc(ts, 1);
+       inode->i_atime = timespec64_trunc(ts, 1);
        (void)inode;
 ],[
        AC_DEFINE(HAVE_INODE_TIMESPEC64, 1,
@@ -2853,6 +2880,29 @@ EXTRA_KCFLAGS="$tmp_flags"
 ]) # LC_BIO_BI_PHYS_SEGMENTS
 
 #
+# LC_LM_COMPARE_OWNER_EXISTS
+#
+# kernel 5.3-rc3 commit f85d93385e9fe6886a751f647f6812a89bf6bee3
+# locks: Cleanup lm_compare_owner and lm_owner_key
+# removed lm_compare_owner
+#
+AC_DEFUN([LC_LM_COMPARE_OWNER_EXISTS], [
+tmp_flags="$EXTRA_KCFLAGS"
+EXTRA_KCFLAGS="-Werror"
+LB_CHECK_COMPILE([if lock_manager_operations has lm_compare_owner],
+lock_manager_ops_lm_compare_owner, [
+       #include <linux/fs.h>
+],[
+       struct lock_manager_operations lm_ops;
+       lm_ops.lm_compare_owner = NULL;
+],[
+       AC_DEFINE(HAVE_LM_COMPARE_OWNER, 1,
+               [lock_manager_operations has lm_compare_owner])
+])
+EXTRA_KCFLAGS="$tmp_flags"
+]) # LC_LM_COMPARE_OWNER_EXISTS
+
+#
 # LC_PROG_LINUX
 #
 # Lustre linux kernel checks
@@ -2997,6 +3047,7 @@ AC_DEFUN([LC_PROG_LINUX], [
        # 4.2
        LC_BIO_ENDIO_USES_ONE_ARG
        LC_SYMLINK_OPS_USE_NAMEIDATA
+       LC_ACCOUNT_PAGE_DIRTIED_3ARGS
 
        # 4.3
        LC_HAVE_INTERVAL_EXP_BLK_INTEGRITY
@@ -3022,12 +3073,13 @@ AC_DEFUN([LC_PROG_LINUX], [
        # 4.6
        LC_HAVE_IN_COMPAT_SYSCALL
        LC_HAVE_XATTR_HANDLER_INODE_PARAM
+       LC_LOCK_PAGE_MEMCG
 
        # 4.7
        LC_D_IN_LOOKUP
        LC_DIRECTIO_2ARGS
        LC_GENERIC_WRITE_SYNC_2ARGS
-       LC_FOPS_ITERATE_SHARED
+       LC_FOP_ITERATE_SHARED
 
        # 4.8
        LC_HAVE_POSIX_ACL_VALID_USER_NS
@@ -3082,6 +3134,7 @@ AC_DEFUN([LC_PROG_LINUX], [
 
        # 5.3
        LC_BIO_BI_PHYS_SEGMENTS
+       LC_LM_COMPARE_OWNER_EXISTS
 
        # kernel patch to extend integrity interface
        LC_BIO_INTEGRITY_PREP_FN
@@ -3091,6 +3144,7 @@ AC_DEFUN([LC_PROG_LINUX], [
                LC_STACK_SIZE
                LC_QUOTA_CONFIG
        ])
+       LC_POSIX_ACL_CONFIG
 ]) # LC_PROG_LINUX
 
 #
@@ -3351,6 +3405,23 @@ AS_IF([test "x$with_systemdsystemunitdir" = "xyes" -o "x$with_systemdsystemunitd
 AS_IF([test "x$with_systemdsystemunitdir" != "xno"],
        [AC_SUBST([systemdsystemunitdir], [$with_systemdsystemunitdir])])
 AC_MSG_RESULT([$with_systemdsystemunitdir])
+
+AC_MSG_CHECKING([bash-completion directory])
+AC_ARG_WITH([bash-completion-dir],
+       AS_HELP_STRING([--with-bash-completion-dir[=PATH]],
+               [Install the bash auto-completion script in this directory.]),
+       [],
+       [with_bash_completion_dir=yes])
+AS_IF([test "x$with_bash_completion_dir" = "xyes"], [
+       BASH_COMPLETION_DIR="`pkg-config --variable=completionsdir bash-completion`"
+       AS_IF([test "x$BASH_COMPLETION_DIR" = "x"], [
+               [BASH_COMPLETION_DIR="$datadir/bash-completion/completions"]
+       ])
+], [
+       BASH_COMPLETION_DIR="$with_bash_completion_dir"
+])
+AC_SUBST([BASH_COMPLETION_DIR])
+AC_MSG_RESULT([$BASH_COMPLETION_DIR])
 ]) # LC_CONFIGURE
 
 #
@@ -3370,6 +3441,7 @@ AM_CONDITIONAL(GSS_PIPEFS, test x$enable_gss_pipefs = xyes)
 AM_CONDITIONAL(GSS_SSK, test x$enable_ssk = xyes)
 AM_CONDITIONAL(LIBPTHREAD, test x$enable_libpthread = xyes)
 AM_CONDITIONAL(HAVE_SYSTEMD, test "x$with_systemdsystemunitdir" != "xno")
+AM_CONDITIONAL(ENABLE_BASH_COMPLETION, test "x$with_bash_completion_dir" != "xno")
 AM_CONDITIONAL(XATTR_HANDLER, test "x$lb_cv_compile_xattr_handler_flags" = xyes)
 AM_CONDITIONAL(SELINUX, test "$SELINUX" = "-lselinux")
 AM_CONDITIONAL(GETSEPOL, test x$enable_getsepol = xyes)