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| author | Jens Axboe <jens.axboe@oracle.com> | 2008-02-08 14:41:03 +0300 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2008-02-08 14:41:03 +0300 |
| commit | 63a7138671c50a6f2c27bbd1a308dc75967062a3 (patch) | |
| tree | 6d8b0d9cbc05bce2848299b61528cabc6d04d267 /include | |
| parent | a4ffc0a0b240a29cbe489f6db9dae112a49ef1c1 (diff) | |
| download | linux-63a7138671c50a6f2c27bbd1a308dc75967062a3.tar.xz | |
block: fixup rq_init() a bit
Rearrange fields in cache order and initialize some fields that
we didn't previously init. Remove init of ->completion_data, it's
part of a union with ->hash. Luckily clearing the rb node is the same
as setting it to null!
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/blkdev.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 90392a9d7a9c..e1888cc5b8ae 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -137,7 +137,9 @@ enum rq_flag_bits { #define BLK_MAX_CDB 16 /* - * try to put the fields that are referenced together in the same cacheline + * try to put the fields that are referenced together in the same cacheline. + * if you modify this structure, be sure to check block/blk-core.c:rq_init() + * as well! */ struct request { struct list_head queuelist; |