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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2008-04-29 09:54:39 +0200
committerJens Axboe <jens.axboe@oracle.com>2008-04-29 14:48:55 +0200
commitd7e3c3249ef23b4617393c69fe464765b4ff1645 (patch)
tree3471ea20b7fb4c4a9bbd7cfb3cc952344b5501d6 /block/elevator.c
parentd34c87e4ba3d1857f80a65179e81a18705a31656 (diff)
block: add large command support
This patch changes rq->cmd from the static array to a pointer to support large commands. We rarely handle large commands. So for optimization, a struct request still has a static array for a command. rq_init sets rq->cmd pointer to the static array. 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/elevator.c')
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