diff options
Diffstat (limited to 'drivers/md/dm-io.c')
| -rw-r--r-- | drivers/md/dm-io.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c index 74adcd2c967e..6f8e83b2a6f8 100644 --- a/drivers/md/dm-io.c +++ b/drivers/md/dm-io.c @@ -134,12 +134,13 @@ static void dec_count(struct io *io, unsigned int region, int error) complete_io(io); } -static void endio(struct bio *bio, int error) +static void endio(struct bio *bio) { struct io *io; unsigned region; + int error; - if (error && bio_data_dir(bio) == READ) + if (bio->bi_error && bio_data_dir(bio) == READ) zero_fill_bio(bio); /* @@ -147,6 +148,7 @@ static void endio(struct bio *bio, int error) */ retrieve_io_and_region_from_bio(bio, &io, ®ion); + error = bio->bi_error; bio_put(bio); dec_count(io, region, error); @@ -314,7 +316,7 @@ static void do_region(int rw, unsigned region, struct dm_io_region *where, if ((rw & REQ_DISCARD) || (rw & REQ_WRITE_SAME)) num_bvecs = 1; else - num_bvecs = min_t(int, bio_get_nr_vecs(where->bdev), + num_bvecs = min_t(int, BIO_MAX_PAGES, dm_sector_div_up(remaining, (PAGE_SIZE >> SECTOR_SHIFT))); bio = bio_alloc_bioset(GFP_NOIO, num_bvecs, io->client->bios); |