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[4/4,v2] Btrfs: do not count in readonly bytes

Message ID 1341567096-30304-4-git-send-email-liubo2009@cn.fujitsu.com (mailing list archive)
State New, archived
Headers show

Commit Message

liubo July 6, 2012, 9:31 a.m. UTC 
If a block group is ro, do not count its entries in when we dump space info.

Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
---
 fs/btrfs/free-space-cache.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
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Patch

diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index a70c54e..2d5b42e 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -1967,7 +1967,7 @@  void btrfs_dump_free_space(struct btrfs_block_group_cache *block_group,
 
 	for (n = rb_first(&ctl->free_space_offset); n; n = rb_next(n)) {
 		info = rb_entry(n, struct btrfs_free_space, offset_index);
-		if (info->bytes >= bytes)
+		if (info->bytes >= bytes && !block_group->ro)
 			count++;
 		printk(KERN_CRIT "entry offset %llu, bytes %llu, bitmap %s\n",
 		       (unsigned long long)info->offset,