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-rw-r--r--drivers/md/dm-verity-target.c9
-rw-r--r--drivers/md/dm-verity.h1
2 files changed, 7 insertions, 3 deletions
diff --git a/drivers/md/dm-verity-target.c b/drivers/md/dm-verity-target.c
index 7d4d90b4395a..c142ec5458b7 100644
--- a/drivers/md/dm-verity-target.c
+++ b/drivers/md/dm-verity-target.c
@@ -356,9 +356,9 @@ static int verity_verify_level(struct dm_verity *v, struct dm_verity_io *io,
else if (verity_handle_err(v,
DM_VERITY_BLOCK_TYPE_METADATA,
hash_block)) {
- struct bio *bio =
- dm_bio_from_per_bio_data(io,
- v->ti->per_io_data_size);
+ struct bio *bio;
+ io->had_mismatch = true;
+ bio = dm_bio_from_per_bio_data(io, v->ti->per_io_data_size);
dm_audit_log_bio(DM_MSG_PREFIX, "verify-metadata", bio,
block, 0);
r = -EIO;
@@ -482,6 +482,7 @@ static int verity_handle_data_hash_mismatch(struct dm_verity *v,
return -EIO; /* Error correction failed; Just return error */
if (verity_handle_err(v, DM_VERITY_BLOCK_TYPE_DATA, blkno)) {
+ io->had_mismatch = true;
dm_audit_log_bio(DM_MSG_PREFIX, "verify-data", bio, blkno, 0);
return -EIO;
}
@@ -606,6 +607,7 @@ static void verity_finish_io(struct dm_verity_io *io, blk_status_t status)
if (unlikely(status != BLK_STS_OK) &&
unlikely(!(bio->bi_opf & REQ_RAHEAD)) &&
+ !io->had_mismatch &&
!verity_is_system_shutting_down()) {
if (v->error_mode == DM_VERITY_MODE_PANIC) {
panic("dm-verity device has I/O error");
@@ -779,6 +781,7 @@ static int verity_map(struct dm_target *ti, struct bio *bio)
io->orig_bi_end_io = bio->bi_end_io;
io->block = bio->bi_iter.bi_sector >> (v->data_dev_block_bits - SECTOR_SHIFT);
io->n_blocks = bio->bi_iter.bi_size >> v->data_dev_block_bits;
+ io->had_mismatch = false;
bio->bi_end_io = verity_end_io;
bio->bi_private = io;
diff --git a/drivers/md/dm-verity.h b/drivers/md/dm-verity.h
index 6b75159bf835..c996140bda94 100644
--- a/drivers/md/dm-verity.h
+++ b/drivers/md/dm-verity.h
@@ -92,6 +92,7 @@ struct dm_verity_io {
sector_t block;
unsigned int n_blocks;
bool in_bh;
+ bool had_mismatch;
struct work_struct work;
struct work_struct bh_work;