]) # LC_INODE_PERMISION_2ARGS
#
-# LC_BLK_QUEUE_MAX_SEGMENTS
-#
-# 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], [
-LB_CHECK_COMPILE([if 'blk_queue_max_segments' is defined],
-blk_queue_max_segments, [
- #include <linux/blkdev.h>
-],[
- blk_queue_max_segments(NULL, 0);
-],[
- AC_DEFINE(HAVE_BLK_QUEUE_MAX_SEGMENTS, 1,
- [blk_queue_max_segments is defined])
-])
-]) # LC_BLK_QUEUE_MAX_SEGMENTS
-
-#
-# LC_HAVE_XATTR_HANDLER_FLAGS
-#
-# 2.6.33 added a private flag to xattr_handler
-#
-AC_DEFUN([LC_HAVE_XATTR_HANDLER_FLAGS], [
-LB_CHECK_COMPILE([if 'struct xattr_handler' has flags field],
-xattr_handler_flags, [
- #include <linux/xattr.h>
-],[
- struct xattr_handler handler;
-
- handler.flags = 0;
-],[
- AC_DEFINE(HAVE_XATTR_HANDLER_FLAGS, 1, [flags field exist])
-])
-]) # LC_HAVE_XATTR_HANDLER_FLAGS
-
-#
-# LC_HAVE_DQUOT_FS_DISK_QUOTA
-#
-# 2.6.34 has quotactl_ops->[sg]et_dqblk that take struct fs_disk_quota
-#
-AC_DEFUN([LC_HAVE_DQUOT_FS_DISK_QUOTA], [
-tmp_flags="$EXTRA_KCFLAGS"
-EXTRA_KCFLAGS="-Werror"
-LB_CHECK_COMPILE([if 'quotactl_ops.set_dqblk' takes struct fs_disk_quota],
-fs_disk_quota, [
- #include <linux/fs.h>
- #include <linux/quota.h>
-],[
- ((struct quotactl_ops *)0)->set_dqblk(NULL, 0, 0, (struct fs_disk_quota*)0);
-],[
- AC_DEFINE(HAVE_DQUOT_FS_DISK_QUOTA, 1,
- [quotactl_ops.set_dqblk takes struct fs_disk_quota])
-],[
- LB_CHECK_COMPILE([if 'quotactl_ops.set_dqblk' takes struct kqid & fs_disk_quota],
- kqid_fs_disk_quota, [
- #include <linux/fs.h>
- #include <linux/quota.h>
- ],[
- ((struct quotactl_ops *)0)->set_dqblk((struct super_block*)0, *((struct kqid*)0), (struct fs_disk_quota*)0);
- ],[
- AC_DEFINE(HAVE_DQUOT_FS_DISK_QUOTA, 1,
- [quotactl_ops.set_dqblk takes struct fs_disk_quota])
- AC_DEFINE(HAVE_DQUOT_KQID, 1,
- [quotactl_ops.set_dqblk takes struct kqid])
- ])
-])
-EXTRA_KCFLAGS="$tmp_flags"
-]) # LC_HAVE_DQUOT_FS_DISK_QUOTA
-
-#
-# LC_HAVE_DQUOT_SUSPEND
-#
-# 2.6.34 has renamed dquot options to dquot_*, check for dquot_suspend
-#
-AC_DEFUN([LC_HAVE_DQUOT_SUSPEND], [
-LB_CHECK_COMPILE([if 'dquot_suspend' is defined],
-dquot_suspend, [
- #include <linux/quotaops.h>
-],[
- dquot_suspend(NULL, -1);
-],[
- AC_DEFINE(HAVE_DQUOT_SUSPEND, 1, [dquot_suspend is defined])
-])
-]) # LC_HAVE_DQUOT_SUSPEND
-
-#
-# 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], [
-tmp_flags="$EXTRA_KCFLAGS"
-EXTRA_KCFLAGS="-I$LINUX/fs"
-LB_CHECK_COMPILE([if kernel has 64-bit quota limits support],
-quota64, [
- #include <linux/kernel.h>
- #include <linux/fs.h>
- #if defined(HAVE_FS_QUOTA_QUOTAIO_H)
- #include <quota/quotaio_v2.h>
- struct v2r1_disk_dqblk dqblk_r1;
- #else
- #include <linux/quota.h>
- int ver = QFMT_VFS_V1;
- #endif
-], [], [
- AC_DEFINE(HAVE_QUOTA64, 1, [have quota64])
-],[
- LB_CHECK_FILE([$LINUX/include/linux/lustre_version.h],
- [AC_MSG_ERROR([You have got no 64-bit kernel quota support.])])
-])
-EXTRA_KCFLAGS=$tmp_flags
-]) # LC_QUOTA64
-
-#
-# LC_HAVE_ADD_WAIT_QUEUE_EXCLUSIVE
-#
-# 2.6.34 adds __add_wait_queue_exclusive
-#
-AC_DEFUN([LC_HAVE_ADD_WAIT_QUEUE_EXCLUSIVE], [
-LB_CHECK_COMPILE([if '__add_wait_queue_exclusive' exists],
-__add_wait_queue_exclusive, [
- #include <linux/wait.h>
-],[
- wait_queue_head_t queue = { };
- wait_queue_t wait = { };
-
- __add_wait_queue_exclusive(&queue, &wait);
-],[
- AC_DEFINE(HAVE___ADD_WAIT_QUEUE_EXCLUSIVE, 1,
- [__add_wait_queue_exclusive exists])
-])
-]) # LC_HAVE_ADD_WAIT_QUEUE_EXCLUSIVE
-
-#
-# LC_FS_STRUCT_RWLOCK
-#
-# 2.6.36 fs_struct.lock use spinlock instead of rwlock.
-#
-AC_DEFUN([LC_FS_STRUCT_RWLOCK], [
-LB_CHECK_COMPILE([if 'fs_struct.lock' use rwlock],
-fs_struct_rwlock, [
- #include <asm/atomic.h>
- #include <linux/spinlock.h>
- #include <linux/fs_struct.h>
-],[
- struct fs_struct fss = { };
- rwlock_t rwl = { };
-
- fss.lock = rwl;
-],[
- AC_DEFINE(HAVE_FS_STRUCT_RWLOCK, 1, [fs_struct.lock use rwlock])
-])
-]) # LC_FS_STRUCT_RWLOCK
-
-#
-# LC_SBOPS_EVICT_INODE
-#
-# 2.6.36 super_operations add evict_inode method. it hybird of
-# delete_inode & clear_inode.
-#
-AC_DEFUN([LC_SBOPS_EVICT_INODE], [
-LB_CHECK_COMPILE([if 'super_operations.evict_inode' exist],
-super_ops_evict_inode, [
- #include <linux/fs.h>
-],[
- ((struct super_operations *)0)->evict_inode(NULL);
-],[
- AC_DEFINE(HAVE_SBOPS_EVICT_INODE, 1,
- [super_operations.evict_inode() is exist in kernel])
-])
-]) # LC_SBOPS_EVICT_INODE
-
-#
-# LC_KERNEL_LOCKED
-#
-# 2.6.37 remove kernel_locked
-#
-AC_DEFUN([LC_KERNEL_LOCKED], [
-LB_CHECK_COMPILE([if 'kernel_locked' is defined],
-kernel_locked, [
- #include <linux/smp_lock.h>
-],[
- kernel_locked();
-],[
- AC_DEFINE(HAVE_KERNEL_LOCKED, 1, [kernel_locked is defined])
-])
-]) # LC_KERNEL_LOCKED
-
-#
-# LC_FS_STRUCT_SEQCOUNT
-#
-# 2.6.37 uses seqlock in fs_struct
-#
-AC_DEFUN([LC_FS_STRUCT_SEQCOUNT], [
-LB_CHECK_COMPILE([if fs_struct use seqcount],
-fs_struct_seqcount, [
- #include <linux/fs_struct.h>
-],[
- ((struct fs_struct *)0)->seq = (struct seqcount){ 0 };
-],[
- AC_DEFINE(HAVE_FS_STRUCT_SEQCOUNT, 1, [fs_struct use seqcount])
-])
-]) # LC_FS_STRUCT_SEQCOUNT
-
-# LC_DENTRY_PATH_RAW
-#
-# Kernel version 2.6.37 commit ec2447c278ee973d35f38e53ca16ba7f965ae33d
-# dentry_path_raw is exported
-#
-AC_DEFUN([LC_DENTRY_PATH_RAW], [
-LB_CHECK_COMPILE([if 'dentry_path_raw' exist],
-dentry_path_raw, [
- #include <linux/dcache.h>
-],[
- dentry_path_raw(NULL, NULL, 0);
-],[
- AC_DEFINE(HAVE_DENTRY_PATH_RAW, 1,
- ['dentry_path_raw' is available])
-])
-]) # LC_DENTRY_PATH_RAW
-
-#
-# LC_D_COMPARE_7ARGS
-#
-# 2.6.38 dentry_operations.d_compare() taken 7 arguments.
-#
-AC_DEFUN([LC_D_COMPARE_7ARGS], [
-LB_CHECK_COMPILE([if 'dentry_operations.d_compare()' taken 7 arguments],
-dentry_ops_d_compare_7arg, [
- #include <linux/dcache.h>
-],[
- ((struct dentry_operations*)0)->d_compare(NULL,NULL,NULL,NULL,0,NULL,NULL);
-],[
- AC_DEFINE(HAVE_D_COMPARE_7ARGS, 1, [d_compare need 7 arguments])
-])
-]) # LC_D_COMPARE_7ARGS
-
-#
-# LC_D_DELETE_CONST
-#
-# 2.6.38 dentry_operations.d_delete() defined 'const' for 1st parameter.
-#
-AC_DEFUN([LC_D_DELETE_CONST], [
-tmp_flags="$EXTRA_KCFLAGS"
-EXTRA_KCFLAGS="-Werror"
-LB_CHECK_COMPILE([if 'dentry_operations.d_delete()' has const declare on first parameter],
-dentry_ops_d_delete_1st_const, [
- #include <linux/dcache.h>
-],[
- const struct dentry *d = NULL;
- ((struct dentry_operations*)0)->d_delete(d);
-],[
- AC_DEFINE(HAVE_D_DELETE_CONST, const,
- [d_delete first parameter declared const])
-],[
- AC_DEFINE(HAVE_D_DELETE_CONST, [],
- [d_delete first parameter declared is not const])
-])
-EXTRA_KCFLAGS="$tmp_flags"
-]) # LC_D_DELETE_CONST
-
-#
-# LC_DCACHE_LOCK
-#
-# 2.6.38 dcache_lock removed. rcu-walk committed.
-#
-AC_DEFUN([LC_DCACHE_LOCK], [
-LB_CHECK_COMPILE([if 'dcache_lock' is exist],
-dcache_lock, [
- #include <linux/dcache.h>
-],[
- spin_lock(&dcache_lock);
-],[
- AC_DEFINE(HAVE_DCACHE_LOCK, 1,
- [dcache_lock is exist])
-])
-]) # LC_DCACHE_LOCK
-
-#
-# LC_INODE_I_RCU
-#
-# 2.6.38 inode.i_rcu added.
-#
-AC_DEFUN([LC_INODE_I_RCU], [
-LB_CHECK_COMPILE([if 'inode.i_rcu' exists],
-inode_i_rcu, [
- #include <linux/fs.h>
-],[
- struct inode ino;
- struct rcu_head rcu = {};
- ino.i_rcu = rcu;
-],[
- AC_DEFINE(HAVE_INODE_I_RCU, 1,
- [inode.i_rcu exists])
-])
-]) # LC_INODE_I_RCU
-
-#
-# LC_BLKDEV_GET_BY_DEV
-#
-# 2.6.38 export blkdev_get_by_dev
-#
-AC_DEFUN([LC_BLKDEV_GET_BY_DEV], [
-LB_CHECK_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_BLKDEV_GET_BY_DEV
-
-#
-# LC_EXPORT_SIMPLE_SETATTR
-#
-# 2.6.38 export simple_setattr
-#
-AC_DEFUN([LC_EXPORT_SIMPLE_SETATTR], [
-LB_CHECK_EXPORT([simple_setattr], [fs/libfs.c],
- [AC_DEFINE(HAVE_SIMPLE_SETATTR, 1,
- [simple_setattr is exported by the kernel])])
-]) # LC_EXPORT_SIMPLE_SETATTR
-
-#
-# LC_HAVE_BLK_PLUG
-#
-# 2.6.38 add struct blk_plug
-#
-AC_DEFUN([LC_HAVE_BLK_PLUG], [
-LB_CHECK_COMPILE([if 'struct blk_plug' exists],
-blk_plug, [
- #include <linux/blkdev.h>
-],[
- struct blk_plug plug;
-
- blk_start_plug(&plug);
- blk_finish_plug(&plug);
-],[
- AC_DEFINE(HAVE_BLK_PLUG, 1,
- [blk_plug struct exists])
-])
-]) # LC_HAVE_BLK_PLUG
-
-#
# LC_HAVE_FSTYPE_MOUNT
#
# 2.6.39 replace get_sb with mount in struct file_system_type
]) # LC_SETNS
#
-# LC_GENERIC_PERMISSION
-#
-# 2.6.38 generic_permission taken 4 parameters.
-# in fact, it means rcu-walk aware permission bring.
-#
-# 3.1 generic_permission taken 2 parameters.
-# see kernel commit 2830ba7f34ebb27c4e5b8b6ef408cd6d74860890
-#
-AC_DEFUN([LC_GENERIC_PERMISSION], [
-LB_CHECK_COMPILE([if 'generic_permission' take 2 arguments],
-generic_permission_2args, [
- #include <linux/fs.h>
-],[
- generic_permission(NULL, 0);
-],[
- AC_DEFINE(HAVE_GENERIC_PERMISSION_2ARGS, 1,
- [generic_permission taken 2 arguments])
-],[
- LB_CHECK_COMPILE([if 'generic_permission' take 4 arguments],
- generic_permission_4args, [
- #include <linux/fs.h>
- ],[
- generic_permission(NULL, 0, 0, NULL);
- ],[
- AC_DEFINE(HAVE_GENERIC_PERMISSION_4ARGS, 1,
- [generic_permission taken 4 arguments])
- ])
-])
-]) # LC_GENERIC_PERMISSION
-
-#
# LC_LM_XXX_LOCK_MANAGER_OPS
#
# 3.1 renames lock-manager ops(lock_manager_operations) from fl_xxx to lm_xxx
#
# LC_GENERIC_WRITE_SYNC_2ARGS
#
-# Kernel version 4.7 commit c8b8e32d700fe943a935e435ae251364d016c497
-# direct-io: eliminate the offset argument to ->direct_IO
+# Kernel version 4.7 commit dde0c2e79848298cc25621ad080d47f94dbd7cce
+# fs: add IOCB_SYNC and IOCB_DSYNC
#
AC_DEFUN([LC_GENERIC_WRITE_SYNC_2ARGS], [
LB_CHECK_COMPILE([if 'generic_write_sync()' taken 2 arguments],
]) # LC_I_PAGES
#
+# LC_VM_FAULT_T
+#
+# kernel 4.17 commit 3d3539018d2cbd12e5af4a132636ee7fd8d43ef0
+# mm: create the new vm_fault_t type
+#
+AC_DEFUN([LC_VM_FAULT_T], [
+LB_CHECK_COMPILE([if vm_fault_t type exists],
+vm_fault_t, [
+ #include <linux/mm_types.h>
+],[
+ vm_fault_t x = VM_FAULT_SIGBUS;
+ (void)x
+],[
+ AC_DEFINE(HAVE_VM_FAULT_T, 1,
+ [if vm_fault_t type exists])
+])
+]) # LC_VM_FAULT_T
+
+#
# LC_INODE_TIMESPEC64
#
# kernel 4.17-rc7 commit 8efd6894ff089adeeac7cb9f32125b85d963d1bc
]) # LC_INODE_TIMESPEC64
#
+# LC_HAS_LINUX_SELINUX_ENABLED
+#
+# kernel 5.1 commit 3d252529480c68bfd6a6774652df7c8968b28e41
+# SELinux: Remove unused selinux_is_enabled
+#
+AC_DEFUN([LC_HAS_LINUX_SELINUX_ENABLED], [
+tmp_flags="$EXTRA_KCFLAGS"
+EXTRA_KCFLAGS="-Werror"
+LB_CHECK_COMPILE([if linux/selinux.h exists],
+selinux_is_enabled, [
+ #include <linux/selinux.h>
+],[
+ bool has_selinux = selinux_is_enabled();
+ (void)has_selinux;
+],[
+ AC_DEFINE(HAVE_LINUX_SELINUX_IS_ENABLED, 1,
+ [if linux/selinux.h exists])
+])
+EXTRA_KCFLAGS="$tmp_flags"
+]) # LC_HAS_LINUX_SELINUX_ENABLED
+
+#
# LC_PROG_LINUX
#
# Lustre linux kernel checks
LC_OPENSSL_SSK
LC_OPENSSL_GETSEPOL
- # 2.6.32
- LC_BLK_QUEUE_MAX_SEGMENTS
-
- # 2.6.33
- LC_HAVE_XATTR_HANDLER_FLAGS
-
- # 2.6.34
- LC_HAVE_DQUOT_FS_DISK_QUOTA
- LC_HAVE_DQUOT_SUSPEND
- LC_HAVE_ADD_WAIT_QUEUE_EXCLUSIVE
-
# 2.6.35, 3.0.0
- LC_EXPORT_SIMPLE_SETATTR
LC_EXPORT_TRUNCATE_COMPLETE_PAGE
- # 2.6.36
- LC_FS_STRUCT_RWLOCK
- LC_SBOPS_EVICT_INODE
-
- # 2.6.37
- LC_KERNEL_LOCKED
- LC_FS_STRUCT_SEQCOUNT
- LC_DENTRY_PATH_RAW
-
- # 2.6.38
- LC_BLKDEV_GET_BY_DEV
- LC_GENERIC_PERMISSION
- LC_DCACHE_LOCK
- LC_INODE_I_RCU
- LC_D_COMPARE_7ARGS
- LC_D_DELETE_CONST
- LC_HAVE_BLK_PLUG
-
# 2.6.39
LC_HAVE_FHANDLE_SYSCALLS
LC_HAVE_FSTYPE_MOUNT
LC_BI_BDEV
# 4.17
+ LC_VM_FAULT_T
LC_I_PAGES
# 4.18
# 5.0
LC_UAPI_LINUX_MOUNT_H
+ # 5.1
+ LC_HAS_LINUX_SELINUX_ENABLED
+
# kernel patch to extend integrity interface
LC_BIO_INTEGRITY_PREP_FN
git://git.whamcloud.com / fs / lustre-release.git / blobdiff