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authorJens Axboe <jens.axboe@oracle.com>2008-09-11 13:17:37 +0200
committerJens Axboe <jens.axboe@oracle.com>2008-10-09 08:56:17 +0200
commit0a0d96b03a1f3bfd6bc3ea08008699e8e59fccd9 (patch)
tree59cbbcb691a76121fba8d7af74d89558296d5834 /include/linux/bio.h
parent3e6053d76dcbd92b2f9f4ad5ece9bce83149523e (diff)
downloadlwn-0a0d96b03a1f3bfd6bc3ea08008699e8e59fccd9.tar.gz
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block: add bio_kmalloc()
Not all callers need (or want!) the mempool backing guarentee, it essentially means that you can only use bio_alloc() for short allocations and not for preallocating some bio's at setup or init time. So add bio_kmalloc() which does the same thing as bio_alloc(), except it just uses kmalloc() as the backing instead of the bio mempools. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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 7af373f253dc..6520ee1a3f6d 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -308,6 +308,7 @@ extern struct bio_set *bioset_create(int, int);
extern void bioset_free(struct bio_set *);
extern struct bio *bio_alloc(gfp_t, int);
+extern struct bio *bio_kmalloc(gfp_t, int);
extern struct bio *bio_alloc_bioset(gfp_t, int, struct bio_set *);
extern void bio_put(struct bio *);
extern void bio_free(struct bio *, struct bio_set *);