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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2008-08-28 11:17:05 +0400
committerJens Axboe <jens.axboe@oracle.com>2008-10-09 10:56:10 +0400
commita3bce90edd8f6cafe3f63b1a943800792e830178 (patch)
treec07a2962987e57997b4ff6f6c63febe1feaa0a9c /include/linux/bio.h
parent45333d5a31296d0af886d94f1d08f128231cab8e (diff)
downloadlinux-a3bce90edd8f6cafe3f63b1a943800792e830178.tar.xz
block: add gfp_mask argument to blk_rq_map_user and blk_rq_map_user_iov
Currently, blk_rq_map_user and blk_rq_map_user_iov always do GFP_KERNEL allocation. This adds gfp_mask argument to blk_rq_map_user and blk_rq_map_user_iov so sg can use it (sg always does GFP_ATOMIC allocation). Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Signed-off-by: Douglas Gilbert <dougg@torque.net> Cc: Mike Christie <michaelc@cs.wisc.edu> Cc: James Bottomley <James.Bottomley@HansenPartnership.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'include/linux/bio.h')
-rw-r--r--include/linux/bio.h9
1 files changed, 5 insertions, 4 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 13aba20edb2d..200b185c3e83 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -325,11 +325,11 @@ extern int bio_add_pc_page(struct request_queue *, struct bio *, struct page *,
unsigned int, unsigned int);
extern int bio_get_nr_vecs(struct block_device *);
extern struct bio *bio_map_user(struct request_queue *, struct block_device *,
- unsigned long, unsigned int, int);
+ unsigned long, unsigned int, int, gfp_t);
struct sg_iovec;
extern struct bio *bio_map_user_iov(struct request_queue *,
struct block_device *,
- struct sg_iovec *, int, int);
+ struct sg_iovec *, int, int, gfp_t);
extern void bio_unmap_user(struct bio *);
extern struct bio *bio_map_kern(struct request_queue *, void *, unsigned int,
gfp_t);
@@ -337,9 +337,10 @@ extern struct bio *bio_copy_kern(struct request_queue *, void *, unsigned int,
gfp_t, int);
extern void bio_set_pages_dirty(struct bio *bio);
extern void bio_check_pages_dirty(struct bio *bio);
-extern struct bio *bio_copy_user(struct request_queue *, unsigned long, unsigned int, int);
+extern struct bio *bio_copy_user(struct request_queue *, unsigned long,
+ unsigned int, int, gfp_t);
extern struct bio *bio_copy_user_iov(struct request_queue *, struct sg_iovec *,
- int, int);
+ int, int, gfp_t);
extern int bio_uncopy_user(struct bio *);
void zero_fill_bio(struct bio *bio);
extern struct bio_vec *bvec_alloc_bs(gfp_t, int, unsigned long *, struct bio_set *);