diff options
Diffstat (limited to 'config/kernel-fsync.m4')
| -rw-r--r-- | config/kernel-fsync.m4 | 62 |
1 files changed, 61 insertions, 1 deletions
diff --git a/config/kernel-fsync.m4 b/config/kernel-fsync.m4 index 862b89782..ca00d93be 100644 --- a/config/kernel-fsync.m4 +++ b/config/kernel-fsync.m4 @@ -37,7 +37,7 @@ AC_DEFUN([ZFS_AC_KERNEL_FSYNC_WITHOUT_DENTRY], [ ]) dnl # -dnl # Linux 3.1 -x 3.x API +dnl # Linux 3.1 - 3.x API dnl # AC_DEFUN([ZFS_AC_KERNEL_FSYNC_RANGE], [ ZFS_LINUX_TRY_COMPILE([ @@ -55,9 +55,69 @@ AC_DEFUN([ZFS_AC_KERNEL_FSYNC_RANGE], [ ]) ]) +dnl # +dnl # PaX Linux 2.6.x - 2.6.34 API +dnl # +AC_DEFUN([ZFS_AC_PAX_KERNEL_FSYNC_WITH_DENTRY], [ + ZFS_LINUX_TRY_COMPILE([ + #include <linux/fs.h> + ],[ + int (*fsync) (struct file *, struct dentry *, int) = NULL; + file_operations_no_const fops __attribute__ ((unused)); + + fops.fsync = fsync; + ],[ + AC_MSG_RESULT([dentry]) + AC_DEFINE(HAVE_FSYNC_WITH_DENTRY, 1, + [fops->fsync() with dentry]) + ],[ + ]) +]) + +dnl # +dnl # PaX Linux 2.6.35 - Linux 3.0 API +dnl # +AC_DEFUN([ZFS_AC_PAX_KERNEL_FSYNC_WITHOUT_DENTRY], [ + ZFS_LINUX_TRY_COMPILE([ + #include <linux/fs.h> + ],[ + int (*fsync) (struct file *, int) = NULL; + file_operations_no_const fops __attribute__ ((unused)); + + fops.fsync = fsync; + ],[ + AC_MSG_RESULT([no dentry]) + AC_DEFINE(HAVE_FSYNC_WITHOUT_DENTRY, 1, + [fops->fsync() without dentry]) + ],[ + ]) +]) + +dnl # +dnl # PaX Linux 3.1 - 3.x API +dnl # +AC_DEFUN([ZFS_AC_PAX_KERNEL_FSYNC_RANGE], [ + ZFS_LINUX_TRY_COMPILE([ + #include <linux/fs.h> + ],[ + int (*fsync) (struct file *, loff_t, loff_t, int) = NULL; + file_operations_no_const fops __attribute__ ((unused)); + + fops.fsync = fsync; + ],[ + AC_MSG_RESULT([range]) + AC_DEFINE(HAVE_FSYNC_RANGE, 1, + [fops->fsync() with range]) + ],[ + ]) +]) + AC_DEFUN([ZFS_AC_KERNEL_FSYNC], [ AC_MSG_CHECKING([whether fops->fsync() wants]) ZFS_AC_KERNEL_FSYNC_WITH_DENTRY ZFS_AC_KERNEL_FSYNC_WITHOUT_DENTRY ZFS_AC_KERNEL_FSYNC_RANGE + ZFS_AC_PAX_KERNEL_FSYNC_WITH_DENTRY + ZFS_AC_PAX_KERNEL_FSYNC_WITHOUT_DENTRY + ZFS_AC_PAX_KERNEL_FSYNC_RANGE ]) |