[PATCH] ide: touch softlockup detector during pio

We're getting some softlockup false positives during heavy PIO operations.  So
poke the lockup detector.

Cc: Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c
index 9834dce4e20f..0606bd2f6020 100644
--- a/drivers/ide/ide-taskfile.c
+++ b/drivers/ide/ide-taskfile.c
@@ -34,6 +34,7 @@
 #include <linux/kernel.h>
 #include <linux/timer.h>
 #include <linux/mm.h>
+#include <linux/sched.h>
 #include <linux/interrupt.h>
 #include <linux/major.h>
 #include <linux/errno.h>
@@ -314,6 +315,8 @@ static void ide_pio_datablock(ide_drive_t *drive, struct request *rq,
         if (rq->bio)    /* fs request */
                 rq->errors = 0;
 
+        touch_softlockup_watchdog();
+
         switch (drive->hwif->data_phase) {
         case TASKFILE_MULTI_IN:
         case TASKFILE_MULTI_OUT: