[XFS] If you mount an XFS filesystem with no mount options at all, then

[mirror_ubuntu-artful-kernel.git] / fs / xfs / linux-2.6 / xfs_super.c

diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c
index 21dfc9da235e623ef77a330076edb6269f375f48..8831d95187904f0ecf4a1aa1ac5b77cc767aec77 100644 (file)
--- a/fs/xfs/linux-2.6/xfs_super.c
+++ b/fs/xfs/linux-2.6/xfs_super.c
@@ -171,7 +171,7 @@ xfs_parseargs(
        char                    *this_char, *value, *eov;
        int                     dsunit, dswidth, vol_dsunit, vol_dswidth;
        int                     iosize;
-       int                     ikeep = 0;
+       int                     dmapi_implies_ikeep = 1;
 
        args->flags |= XFSMNT_BARRIER;
        args->flags2 |= XFSMNT2_COMPAT_IOSIZE;
@@ -302,10 +302,10 @@ xfs_parseargs(
                } else if (!strcmp(this_char, MNTOPT_NOBARRIER)) {
                        args->flags &= ~XFSMNT_BARRIER;
                } else if (!strcmp(this_char, MNTOPT_IKEEP)) {
-                       ikeep = 1;
-                       args->flags &= ~XFSMNT_IDELETE;
+                       args->flags |= XFSMNT_IKEEP;
                } else if (!strcmp(this_char, MNTOPT_NOIKEEP)) {
-                       args->flags |= XFSMNT_IDELETE;
+                       dmapi_implies_ikeep = 0;
+                       args->flags &= ~XFSMNT_IKEEP;
                } else if (!strcmp(this_char, MNTOPT_LARGEIO)) {
                        args->flags2 &= ~XFSMNT2_COMPAT_IOSIZE;
                } else if (!strcmp(this_char, MNTOPT_NOLARGEIO)) {
@@ -410,8 +410,8 @@ xfs_parseargs(
         * Note that if "ikeep" or "noikeep" mount options are
         * supplied, then they are honored.
         */
-       if (!(args->flags & XFSMNT_DMAPI) && !ikeep)
-               args->flags |= XFSMNT_IDELETE;
+       if ((args->flags & XFSMNT_DMAPI) && dmapi_implies_ikeep)
+               args->flags |= XFSMNT_IKEEP;
 
        if ((args->flags & XFSMNT_NOALIGN) != XFSMNT_NOALIGN) {
                if (dsunit) {
@@ -446,6 +446,7 @@ xfs_showargs(
 {
        static struct proc_xfs_info xfs_info_set[] = {
                /* the few simple ones we can get from the mount struct */
+               { XFS_MOUNT_IKEEP,              "," MNTOPT_IKEEP },
                { XFS_MOUNT_WSYNC,              "," MNTOPT_WSYNC },
                { XFS_MOUNT_INO64,              "," MNTOPT_INO64 },
                { XFS_MOUNT_NOALIGN,            "," MNTOPT_NOALIGN },
@@ -461,7 +462,6 @@ xfs_showargs(
        };
        static struct proc_xfs_info xfs_info_unset[] = {
                /* the few simple ones we can get from the mount struct */
-               { XFS_MOUNT_IDELETE,            "," MNTOPT_IKEEP },
                { XFS_MOUNT_COMPAT_IOSIZE,      "," MNTOPT_LARGEIO },
                { XFS_MOUNT_BARRIER,            "," MNTOPT_NOBARRIER },
                { XFS_MOUNT_SMALL_INUMS,        "," MNTOPT_64BITINODE },