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Diffstat (limited to 'fs/xfs/xfs_vfsops.c')
-rw-r--r--fs/xfs/xfs_vfsops.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/xfs/xfs_vfsops.c b/fs/xfs/xfs_vfsops.c
index 9142351..7227bae 100644
--- a/fs/xfs/xfs_vfsops.c
+++ b/fs/xfs/xfs_vfsops.c
@@ -307,6 +307,9 @@ xfs_start_flags(
if (ap->flags & XFSMNT_DIRSYNC)
mp->m_flags |= XFS_MOUNT_DIRSYNC;
+ if (ap->flags & XFSMNT_COMPAT_IOSIZE)
+ mp->m_flags |= XFS_MOUNT_COMPAT_IOSIZE;
+
/*
* no recovery flag requires a read-only mount
*/
@@ -1645,6 +1648,9 @@ xfs_vget(
#define MNTOPT_64BITINODE "inode64" /* inodes can be allocated anywhere */
#define MNTOPT_IKEEP "ikeep" /* do not free empty inode clusters */
#define MNTOPT_NOIKEEP "noikeep" /* free empty inode clusters */
+#define MNTOPT_LARGEIO "largeio" /* report large I/O sizes in stat() */
+#define MNTOPT_NOLARGEIO "nolargeio" /* do not report large I/O sizes
+ * in stat(). */
STATIC unsigned long
suffix_strtoul(const char *cp, char **endp, unsigned int base)
@@ -1681,6 +1687,7 @@ xfs_parseargs(
int dsunit, dswidth, vol_dsunit, vol_dswidth;
int iosize;
+ args->flags |= XFSMNT_COMPAT_IOSIZE;
#if 0 /* XXX: off by default, until some remaining issues ironed out */
args->flags |= XFSMNT_IDELETE; /* default to on */
#endif
@@ -1809,6 +1816,10 @@ xfs_parseargs(
args->flags &= ~XFSMNT_IDELETE;
} else if (!strcmp(this_char, MNTOPT_NOIKEEP)) {
args->flags |= XFSMNT_IDELETE;
+ } else if (!strcmp(this_char, MNTOPT_LARGEIO)) {
+ args->flags &= ~XFSMNT_COMPAT_IOSIZE;
+ } else if (!strcmp(this_char, MNTOPT_NOLARGEIO)) {
+ args->flags |= XFSMNT_COMPAT_IOSIZE;
} else if (!strcmp(this_char, "osyncisdsync")) {
/* no-op, this is now the default */
printk("XFS: osyncisdsync is now the default, option is deprecated.\n");