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authorJens Axboe <axboe@kernel.dk>2018-06-07 23:42:05 +0300
committerJens Axboe <axboe@kernel.dk>2018-06-08 16:03:35 +0300
commit28e89fd914a22e8a64f05ae2f0048b06165f371b (patch)
treec94dfa5cf876cb8063b6f430ced9030c35a8c59b /include/linux/bio.h
parentc04fa44b76b8d9d4f6b577030aa0cbb20359c428 (diff)
downloadlinux-28e89fd914a22e8a64f05ae2f0048b06165f371b.tar.xz
block: add bioset_init_from_src() helper
Add a helper that allows a caller to initialize a new bio_set, using the settings from an existing bio_set. Reported-by: Venkat R.B <vrbagal1@linux.vnet.ibm.com> Tested-by: Venkat R.B <vrbagal1@linux.vnet.ibm.com> Tested-by: Li Wang <liwang@redhat.com> Reviewed-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/bio.h')
-rw-r--r--include/linux/bio.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 810a8bee8f85..84abd1706dcb 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -417,6 +417,7 @@ enum {
extern int bioset_init(struct bio_set *, unsigned int, unsigned int, int flags);
extern void bioset_exit(struct bio_set *);
extern int biovec_init_pool(mempool_t *pool, int pool_entries);
+extern int bioset_init_from_src(struct bio_set *bs, struct bio_set *src);
extern struct bio *bio_alloc_bioset(gfp_t, unsigned int, struct bio_set *);
extern void bio_put(struct bio *);