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Commit 813a0eb2 authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz
Browse files

ide: switch idedisk_prepare_flush() to use REQ_TYPE_ATA_TASKFILE requests 



Based on the earlier work by Tejun Heo.

There should be no functionality changes caused by this patch.

Cc: Tejun Heo <htejun@gmail.com>
Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
parent 1f2564b8

drivers/ide/ide-disk.c

+9 −7
Original line number Diff line number Diff line
@@ -601,19 +601,21 @@ static ide_proc_entry_t idedisk_proc[] = { 
static void idedisk_prepare_flush(struct request_queue *q, struct request *rq)

{

	ide_drive_t *drive = q->queuedata;

	ide_task_t task;



	memset(rq->cmd, 0, sizeof(rq->cmd));



	memset(&task, 0, sizeof(task));

	if (ide_id_has_flush_cache_ext(drive->id) &&

	    (drive->capacity64 >= (1UL << 28)))

		rq->cmd[0] = WIN_FLUSH_CACHE_EXT;

		task.tf.command = WIN_FLUSH_CACHE_EXT;

	else

		rq->cmd[0] = WIN_FLUSH_CACHE;



		task.tf.command = WIN_FLUSH_CACHE;

	task.tf_flags = IDE_TFLAG_OUT_TF | IDE_TFLAG_OUT_DEVICE;

	task.command_type = IDE_DRIVE_TASK_NO_DATA;

	task.handler = task_no_data_intr;



	rq->cmd_type = REQ_TYPE_ATA_TASK;

	rq->cmd_type = REQ_TYPE_ATA_TASKFILE;

	rq->cmd_flags |= REQ_SOFTBARRIER;

	rq->buffer = rq->cmd;

	rq->special = &task;

}



/*