If data compression didn't free at least one PAGE_SIZE, it useless to store that compressed extent
Signed-off-by: Timofey Titovets <nefelim4ag@xxxxxxxxx>
---
fs/btrfs/zlib.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/btrfs/zlib.c b/fs/btrfs/zlib.c
index 135b1082..7c3c27e6 100644
--- a/fs/btrfs/zlib.c
+++ b/fs/btrfs/zlib.c
@@ -134,7 +134,7 @@ static int zlib_compress_pages(struct list_head *ws,
/* we're making it bigger, give up */
if (workspace->strm.total_in > 8192 &&
workspace->strm.total_in <
- workspace->strm.total_out) {
+ workspace->strm.total_out + PAGE_SIZE) {
ret = -E2BIG;
goto out;
}
--
2.13.0
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