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| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2008-08-28 10:05:58 +0400 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2008-10-09 10:56:11 +0400 |
| commit | 879040742cf09f2360a9ac41846288707e4e567c (patch) | |
| tree | 7768750efd0d8ef28a183f8cd781b0c878212795 /block/genhd.c | |
| parent | 4d8ab62e087d9300883b82c2662e73e6eef803a3 (diff) | |
| download | linux-879040742cf09f2360a9ac41846288707e4e567c.tar.xz | |
block: add blk_rq_aligned helper function
This adds blk_rq_aligned helper function to see if alignment and
padding requirement is satisfied for DMA transfer. This also converts
blk_rq_map_kern and __blk_rq_map_user to use the helper function.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block/genhd.c')
0 files changed, 0 insertions, 0 deletions