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-rw-r--r--fs/nfs/super.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 2b8e9a5e366..e288f06d3fa 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -1004,6 +1004,7 @@ static int nfs_parse_security_flavors(char *value,
return 0;
}
+ mnt->flags |= NFS_MOUNT_SECFLAVOUR;
mnt->auth_flavor_len = 1;
return 1;
}
@@ -1976,6 +1977,15 @@ nfs_remount(struct super_block *sb, int *flags, char *raw_data)
if (error < 0)
goto out;
+ /*
+ * noac is a special case. It implies -o sync, but that's not
+ * necessarily reflected in the mtab options. do_remount_sb
+ * will clear MS_SYNCHRONOUS if -o sync wasn't specified in the
+ * remount options, so we have to explicitly reset it.
+ */
+ if (data->flags & NFS_MOUNT_NOAC)
+ *flags |= MS_SYNCHRONOUS;
+
/* compare new mount options with old ones */
error = nfs_compare_remount_data(nfss, data);
out:
@@ -2235,8 +2245,7 @@ static struct dentry *nfs_fs_mount(struct file_system_type *fs_type,
if (!s->s_root) {
/* initial superblock/root creation */
nfs_fill_super(s, data);
- nfs_fscache_get_super_cookie(
- s, data ? data->fscache_uniq : NULL, NULL);
+ nfs_fscache_get_super_cookie(s, data->fscache_uniq, NULL);
}
mntroot = nfs_get_root(s, mntfh, dev_name);