linux-kernel - libata: Fix host->simplex

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Message-ID: <87lki7zuoz.fsf@duaron.myhome.or.jp>
Date:	Thu, 08 Mar 2007 23:17:00 +0900
From:	OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
To:	Jeff Garzik <jeff@...zik.org>, Alan Cox <alan@...hat.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: libata: Fix host->simplex_claimed != ap typo

Hi,

the following patch is needed to boot my laptop using pata_ali.ko, at least.
Please apply.
-- 
OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>




Fix typo. "host->simplex_claimed != ap" should be "==", not "!=".

Signed-off-by: OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
---

 drivers/ata/libata-core.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -puN drivers/ata/libata-core.c~ata-fix-simplex-handling-fix drivers/ata/libata-core.c
--- linux-2.6/drivers/ata/libata-core.c~ata-fix-simplex-handling-fix	2007-03-08 07:31:49.000000000 +0900
+++ linux-2.6-hirofumi/drivers/ata/libata-core.c	2007-03-08 07:31:59.000000000 +0900
@@ -3455,7 +3455,7 @@ static void ata_dev_xfermask(struct ata_
 			       "device is on DMA blacklist, disabling DMA\n");
 	}
 
-	if ((host->flags & ATA_HOST_SIMPLEX) && host->simplex_claimed != ap) {
+	if ((host->flags & ATA_HOST_SIMPLEX) && host->simplex_claimed == ap) {
 		xfer_mask &= ~(ATA_MASK_MWDMA | ATA_MASK_UDMA);
 		ata_dev_printk(dev, KERN_WARNING, "simplex DMA is claimed by "
 			       "other device, disabling DMA\n");
_
-
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