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-rw-r--r--fs/btrfs/super.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 752a5463bf53..3f9b45704fcd 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -128,6 +128,7 @@ int btrfs_parse_options(struct btrfs_root *root, char *options)
substring_t args[MAX_OPT_ARGS];
char *p, *num;
int intarg;
+ int ret = 0;
if (!options)
return 0;
@@ -262,12 +263,18 @@ int btrfs_parse_options(struct btrfs_root *root, char *options)
case Opt_discard:
btrfs_set_opt(info->mount_opt, DISCARD);
break;
+ case Opt_err:
+ printk(KERN_INFO "btrfs: unrecognized mount option "
+ "'%s'\n", p);
+ ret = -EINVAL;
+ goto out;
default:
break;
}
}
+out:
kfree(options);
- return 0;
+ return ret;
}
/*
@@ -405,8 +412,8 @@ int btrfs_sync_fs(struct super_block *sb, int wait)
return 0;
}
- btrfs_start_delalloc_inodes(root);
- btrfs_wait_ordered_extents(root, 0);
+ btrfs_start_delalloc_inodes(root, 0);
+ btrfs_wait_ordered_extents(root, 0, 0);
trans = btrfs_start_transaction(root, 1);
ret = btrfs_commit_transaction(trans, root);
@@ -450,6 +457,8 @@ static int btrfs_show_options(struct seq_file *seq, struct vfsmount *vfs)
seq_puts(seq, ",notreelog");
if (btrfs_test_opt(root, FLUSHONCOMMIT))
seq_puts(seq, ",flushoncommit");
+ if (btrfs_test_opt(root, DISCARD))
+ seq_puts(seq, ",discard");
if (!(root->fs_info->sb->s_flags & MS_POSIXACL))
seq_puts(seq, ",noacl");
return 0;