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From: Sergei Shtylyov <sshtylyov@ru.mvista.com>
To: bzolnier@gmail.com
Cc: linux-ide@vger.kernel.org
Subject: [PATCH 1/3] ide: mask interrupt in ide_config_drive_speed()
Date: Wed, 15 Oct 2008 00:18:30 +0400	[thread overview]
Message-ID: <200810150018.31003.sshtylyov@ru.mvista.com> (raw)

Apparently, there is no sense in unmasking IRQ on the controller when you call
disable_irq_nosync() before doing this, set the nIEN bit afterwards, and then
unmask IRQ again after the command completion, hence 1 passed to SELECT_MASK()
before issuing the command in ide_config_drive_speed() is probably just a typo.

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>

 drivers/ide/ide-iops.c |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6/drivers/ide/ide-iops.c
===================================================================
--- linux-2.6.orig/drivers/ide/ide-iops.c
+++ linux-2.6/drivers/ide/ide-iops.c
@@ -840,7 +840,7 @@ int ide_config_drive_speed(ide_drive_t *
 	 
 	udelay(1);
 	SELECT_DRIVE(drive);
-	SELECT_MASK(drive, 0);
+	SELECT_MASK(drive, 1);
 	udelay(1);
 	tp_ops->set_irq(hwif, 0);
 


             reply	other threads:[~2008-10-14 20:18 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-14 20:18 Sergei Shtylyov [this message]
2008-10-15 12:10 ` [PATCH 1/3] ide: mask interrupt in ide_config_drive_speed() Sergei Shtylyov

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