From: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
Subject: [PATCH] ide: no need to read Status and Error registers for "empty" taskfile requests
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
---
drivers/ide/ide-io.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
Index: b/drivers/ide/ide-io.c
===================================================================
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -333,9 +333,7 @@ static ide_startstop_t execute_drive_cmd
#ifdef DEBUG
printk("%s: DRIVE_CMD (null)\n", drive->name);
#endif
- (void)hwif->tp_ops->read_status(hwif);
-
- ide_complete_rq(drive, ide_read_error(drive));
+ ide_complete_rq(drive, 0);
return ide_stopped;
}
--
To unsubscribe from this list: send the line "unsubscribe linux-ide" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
