Make sure we set windowsize to zero if the free
blocks left is less that window size. Otherwise
we skip some group with low freeblock count during
block allocation
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
---
fs/ext4/balloc.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index 7fdc236..a52fde3 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -1809,8 +1809,10 @@ ext4_fsblk_t ext4_old_new_blocks(handle_t *handle, struct inode *inode,
* turn off reservation for this allocation
*/
if (my_rsv && (free_blocks < windowsz)
- && (rsv_is_empty(&my_rsv->rsv_window)))
+ && (rsv_is_empty(&my_rsv->rsv_window))) {
my_rsv = NULL;
+ windowsz = 0;
+ }
if (free_blocks > 0) {
bitmap_bh = ext4_read_block_bitmap(sb, group_no);
--
1.6.0.1.90.g27a6e
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