Messages in this thread Patch in this message | | | From | Bartlomiej Zolnierkiewicz <> | Subject | [PATCH 2/3] ide: set REQ_NOMERGE request flag in ide_do_drive_cmd() | Date | Sat, 3 May 2008 15:14:24 +0200 |
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This is a preparation for converting IDE to use blk_execute_rq().
There should be no functional changes caused by this patch.
Cc: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Cc: Borislav Petkov <petkovbb@gmail.com> Cc: Jens Axboe <jens.axboe@oracle.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> --- drivers/ide/ide-io.c | 2 ++ 1 file changed, 2 insertions(+)
Index: b/drivers/ide/ide-io.c =================================================================== --- a/drivers/ide/ide-io.c +++ b/drivers/ide/ide-io.c @@ -1603,6 +1603,8 @@ int ide_do_drive_cmd (ide_drive_t *drive if (action == ide_preempt || action == ide_head_wait) where = ELEVATOR_INSERT_FRONT; + rq->cmd_flags |= REQ_NOMERGE; + spin_lock_irqsave(&ide_lock, flags); if (action == ide_preempt) hwgroup->rq = NULL;
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