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ide: ide_hwgroup_t.rq doesn't need an ide_lock held

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While at it:
- no need to check for hwgroup presence in ide_dump_opcode()

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz
2008-12-29 20:27:30 +01:00
parent 44e3123108
commit 1d0bf587df
3 changed files with 28 additions and 31 deletions
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12
drivers/ide/ide-cd.c
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@ -317,7 +317,8 @@ static void ide_dump_status_no_sense(ide_drive_t *drive, const char *msg, u8 st)
static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
{
ide_hwif_t *hwif = drive->hwif;
struct request *rq = hwif->hwgroup->rq;
ide_hwgroup_t *hwgroup = hwif->hwgroup;
struct request *rq = hwgroup->rq;
int stat, err, sense_key;
/* check for errors */
@ -508,9 +509,10 @@ end_request:
spin_lock_irqsave(&ide_lock, flags);
blkdev_dequeue_request(rq);
HWGROUP(drive)->rq = NULL;
spin_unlock_irqrestore(&ide_lock, flags);
hwgroup->rq = NULL;
cdrom_queue_request_sense(drive, rq->sense, rq);
} else
cdrom_end_request(drive, 0);
@ -950,7 +952,8 @@ static int cdrom_newpc_intr_dummy_cb(struct request *rq)
static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
struct request *rq = HWGROUP(drive)->rq;
ide_hwgroup_t *hwgroup = hwif->hwgroup;
struct request *rq = hwgroup->rq;
xfer_func_t *xferfunc;
ide_expiry_t *expiry = NULL;
int dma_error = 0, dma, stat, thislen, uptodate = 0;
@ -1157,8 +1160,9 @@ end_request:
spin_lock_irqsave(&ide_lock, flags);
if (__blk_end_request(rq, 0, dlen))
BUG();
HWGROUP(drive)->rq = NULL;
spin_unlock_irqrestore(&ide_lock, flags);
hwgroup->rq = NULL;
} else {
if (!uptodate)
rq->cmd_flags |= REQ_FAILED;