luck/tmp_suning_uos_patched
1
0
Fork 1
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ide: switch idedisk_prepare_flush() to use REQ_TYPE_ATA_TASKFILE requests

Browse Source 
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: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-01-25 22:17:10 +01:00
parent 1f2564b8b5
commit 813a0eb233
1 changed files with 9 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/ide/ide-disk.c
View File

@ -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;
}
/*