Attachment 211481 Details for Bug 249469 – HPA patch from mandriva cooker kernel

[patch] HPA patch from mandriva cooker kernel

linux-2.6-libata_broken_hpa_horkage.patch (text/plain), 1.45 KB, created by Christopher Brown on 2007-09-29 23:09:59 UTC

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Creator: Christopher Brown

Created: 2007-09-29 23:09:59 UTC

Size: 1.45 KB

patch

obsolete

>--- linux-2.6.22.orig/include/linux/libata.h	2007-09-29 22:02:17.000000000 +0100
>+++ linux-2.6.22/include/linux/libata.h	2007-09-29 22:08:43.000000000 +0100
>@@ -298,6 +298,7 @@
> 	ATA_HORKAGE_NODMA	= (1 << 1),	/* DMA problems */
> 	ATA_HORKAGE_NONCQ	= (1 << 2),	/* Don't use NCQ */
> 	ATA_HORKAGE_MAX_SEC_128	= (1 << 3),	/* Limit max sects to 128 */
>+	ATA_HORKAGE_BROKEN_HPA	= (1 << 4),	/* Broken HPA */
> 
> 	/* DMA mask for user DMA control: User visible values do not
> 	   renumber */
>--- linux-2.6.22.orig/drivers/ata/libata-core.c	2007-09-29 22:00:50.000000000 +0100
>+++ linux-2.6.22/drivers/ata/libata-core.c	2007-09-29 22:07:40.000000000 +0100
>@@ -1943,8 +1943,9 @@
> 					dev->flags |= ATA_DFLAG_FLUSH_EXT;
> 			}
> 
>-			if (ata_id_hpa_enabled(dev->id))
>-				dev->n_sectors = ata_hpa_resize(dev);
>+			if (!(dev->horkage & ATA_HORKAGE_BROKEN_HPA) &&
>+			    ata_id_hpa_enabled(dev->id))
>+ 				dev->n_sectors = ata_hpa_resize(dev);
> 
> 			/* config NCQ */
> 			ata_dev_config_ncq(dev, ncq_desc, sizeof(ncq_desc));
>@@ -3830,6 +3831,12 @@
> 	{ "ST3160812AS",	"3.AD",		ATA_HORKAGE_NONCQ, },
> 	{ "SAMSUNG HD401LJ",	"ZZ100-15",	ATA_HORKAGE_NONCQ, },
> 
>+	/* devices which puke on READ_NATIVE_MAX */
>+	{ "HDS724040KLSA80",	"KFAOA20N",	ATA_HORKAGE_BROKEN_HPA, },
>+	{ "WDC WD3200JD-00KLB0", "WD-WCAMR1130137", ATA_HORKAGE_BROKEN_HPA },
>+	{ "WDC WD2500JD-00HBB0", "WD-WMAL71490727", ATA_HORKAGE_BROKEN_HPA },
>+	{ "MAXTOR 6L080L4",	"A93.0500",	ATA_HORKAGE_BROKEN_HPA },
>+
> 	/* End Marker */
> 	{ }
> };

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Attachments on bug 249469: 160491 | 160492 | 160572 | 161292 | 211481