Commit 5a136fdf authored by NeilBrown's avatar NeilBrown Committed by Jens Axboe

bcache: use kmalloc to allocate bio in bch_data_verify()

This function allocates a bio, then a collection
of pages.  It copes with failure.

It currently uses a mempool() to allocate the bio,
but alloc_page() to allocate the pages.  These fail
in different ways, so the usage is inconsistent.

Change the bio_clone() to bio_clone_kmalloc()
so that no pool is used either for the bio or the pages.
Reviewed-by: default avatarChristoph Hellwig <>
Acked-by: default avatarKent Overstreet <>
Reviewed-by : Ming Lei <>
Signed-off-by: default avatarNeilBrown <>
Signed-off-by: default avatarJens Axboe <>
parent 4559fa55
......@@ -110,7 +110,7 @@ void bch_data_verify(struct cached_dev *dc, struct bio *bio)
struct bio_vec bv, cbv;
struct bvec_iter iter, citer = { 0 };
check = bio_clone(bio, GFP_NOIO);
check = bio_clone_kmalloc(bio, GFP_NOIO);
if (!check)
check->bi_opf = REQ_OP_READ;
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