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authorAlan Cox <alan@redhat.com>2007-09-29 04:06:48 -0400
committerJeff Garzik <jeff@garzik.org>2007-10-12 14:55:43 -0400
commit93328e1145c1989d1a214d34ac4e968dea7f7ed7 (patch)
tree3b22b8453c9c3526abeb68efcc45eacff4e6574b /drivers/ata/libata-core.c
parent54174db300ee1bac632d62e4ac37fe02e47d1f18 (diff)
downloadblackbird-op-linux-93328e1145c1989d1a214d34ac4e968dea7f7ed7.tar.gz
blackbird-op-linux-93328e1145c1989d1a214d34ac4e968dea7f7ed7.zip
[PATCH] libata: Fix HPA handling regression
Restore the support for handling drives that report one sector too many (ie SCSI not ATA style). This worked before the HPA update but was removed in that process. Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata/libata-core.c')
-rw-r--r--drivers/ata/libata-core.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index d2880b013c88..eb9709864a21 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -915,7 +915,8 @@ static int ata_read_native_max_address(struct ata_device *dev, u64 *max_sectors)
*max_sectors = ata_tf_to_lba48(&tf);
else
*max_sectors = ata_tf_to_lba(&tf);
-
+ if (dev->horkage & ATA_HORKAGE_HPA_SIZE)
+ (*max_sectors)--;
return 0;
}
@@ -3905,6 +3906,10 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
{ "WDC WD2500JD-00HBB0", "WD-WMAL71490727", ATA_HORKAGE_BROKEN_HPA },
{ "MAXTOR 6L080L4", "A93.0500", ATA_HORKAGE_BROKEN_HPA },
+ /* Devices which report 1 sector over size HPA */
+ { "ST340823A", NULL, ATA_HORKAGE_HPA_SIZE, },
+ { "ST320413A", NULL, ATA_HORKAGE_HPA_SIZE, },
+
/* End Marker */
{ }
};
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