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authorKent Overstreet <koverstreet@google.com>2012-09-06 15:35:02 -0700
committerJens Axboe <axboe@kernel.dk>2012-09-09 10:35:39 +0200
commitbf800ef1816b4283a885e55ad38068aec9711e4d (patch)
treec99cbe70b68ede65b478b3006a7ed7e34b453f3d /block
parent3f86a82aeb03e6100f7ab39f4702e033a5e38166 (diff)
downloadlinaro-lsk-bf800ef1816b4283a885e55ad38068aec9711e4d.tar.gz
block: Add bio_clone_bioset(), bio_clone_kmalloc()
Previously, there was bio_clone() but it only allocated from the fs bio set; as a result various users were open coding it and using __bio_clone(). This changes bio_clone() to become bio_clone_bioset(), and then we add bio_clone() and bio_clone_kmalloc() as wrappers around it, making use of the functionality the last patch adedd. This will also help in a later patch changing how bio cloning works. Signed-off-by: Kent Overstreet <koverstreet@google.com> CC: Jens Axboe <axboe@kernel.dk> CC: NeilBrown <neilb@suse.de> CC: Alasdair Kergon <agk@redhat.com> CC: Boaz Harrosh <bharrosh@panasas.com> CC: Jeff Garzik <jeff@garzik.org> Acked-by: Jeff Garzik <jgarzik@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/blk-core.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/block/blk-core.c b/block/blk-core.c
index b776cc90a4e..82aab281585 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -2781,16 +2781,10 @@ int blk_rq_prep_clone(struct request *rq, struct request *rq_src,
blk_rq_init(NULL, rq);
__rq_for_each_bio(bio_src, rq_src) {
- bio = bio_alloc_bioset(gfp_mask, bio_src->bi_max_vecs, bs);
+ bio = bio_clone_bioset(bio_src, gfp_mask, bs);
if (!bio)
goto free_and_out;
- __bio_clone(bio, bio_src);
-
- if (bio_integrity(bio_src) &&
- bio_integrity_clone(bio, bio_src, gfp_mask))
- goto free_and_out;
-
if (bio_ctr && bio_ctr(bio, bio_src, data))
goto free_and_out;