We should reset sblock->xxx_error stats before calling
scrub_recheck_block_checksum().
Current code run correctly because all sblock are allocated by
k[cz]alloc(), and the error stats are not got changed.
Signed-off-by: Zhao Lei <zhaolei@xxxxxxxxxxxxxx>
---
fs/btrfs/scrub.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index c8c16f4..4326e16 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -1508,6 +1508,7 @@ static void scrub_recheck_block(struct btrfs_fs_info *fs_info,
sblock->no_io_error_seen = 1;
sblock->header_error = 0;
sblock->checksum_error = 0;
+ sblock->generation_error = 0;
for (page_num = 0; page_num < sblock->page_count; page_num++) {
struct bio *bio;
@@ -2216,6 +2217,9 @@ static void scrub_missing_raid56_worker(struct btrfs_work *work)
logical = sblock->pagev[0]->logical;
dev = sblock->pagev[0]->dev;
+ sblock->header_error = 0;
+ sblock->checksum_error = 0;
+ sblock->generation_error = 0;
if (sblock->no_io_error_seen) {
scrub_recheck_block_checksum(fs_info, sblock, is_metadata,
have_csum, csum, generation,
--
1.8.5.1
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