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authorJ. Bruce Fields <bfields@citi.umich.edu>2010-03-04 12:03:16 -0500
committerJ. Bruce Fields <bfields@citi.umich.edu>2010-03-04 12:04:51 -0500
commit4ea41e2de5bba756858bb40f964e3490b6d1a25c (patch)
tree51a688be321dd42f80d8a0c966eb6a60408d50b3 /drivers/ata
parent8d75da8afd068fa58b35e69c7c8c46770d9e7a98 (diff)
parent398007f863a4af2b4a5a07219c5a617f1a098115 (diff)
Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs into for-2.6.34-incoming
Resolve merge conflict in fs/xfs/linux-2.6/xfs_export.c.
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/ahci.c15
-rw-r--r--drivers/ata/libata-eh.c5
-rw-r--r--drivers/ata/libata-scsi.c2
-rw-r--r--drivers/ata/libata-sff.c3
4 files changed, 22 insertions, 3 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index b8bea100a160..b34390347c16 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -2868,6 +2868,21 @@ static bool ahci_broken_suspend(struct pci_dev *pdev)
},
.driver_data = "F.23", /* cutoff BIOS version */
},
+ /*
+ * Acer eMachines G725 has the same problem. BIOS
+ * V1.03 is known to be broken. V3.04 is known to
+ * work. Inbetween, there are V1.06, V2.06 and V3.03
+ * that we don't have much idea about. For now,
+ * blacklist anything older than V3.04.
+ */
+ {
+ .ident = "G725",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "eMachines"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "eMachines G725"),
+ },
+ .driver_data = "V3.04", /* cutoff BIOS version */
+ },
{ } /* terminate list */
};
const struct dmi_system_id *dmi = dmi_first_match(sysids);
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 0ea97c942ced..9f6cfac0f2cc 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2028,8 +2028,9 @@ static void ata_eh_link_autopsy(struct ata_link *link)
qc->err_mask &= ~(AC_ERR_DEV | AC_ERR_OTHER);
/* determine whether the command is worth retrying */
- if (!(qc->err_mask & AC_ERR_INVALID) &&
- ((qc->flags & ATA_QCFLAG_IO) || qc->err_mask != AC_ERR_DEV))
+ if (qc->flags & ATA_QCFLAG_IO ||
+ (!(qc->err_mask & AC_ERR_INVALID) &&
+ qc->err_mask != AC_ERR_DEV))
qc->flags |= ATA_QCFLAG_RETRY;
/* accumulate error info */
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index f4ea5a8c325b..d096fbcbc771 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -2875,7 +2875,7 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc)
* write indication (used for PIO/DMA setup), result TF is
* copied back and we don't whine too much about its failure.
*/
- tf->flags = ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE;
+ tf->flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE;
if (scmd->sc_data_direction == DMA_TO_DEVICE)
tf->flags |= ATA_TFLAG_WRITE;
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 741065c9da67..730ef3c384ca 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -893,6 +893,9 @@ static void ata_pio_sector(struct ata_queued_cmd *qc)
do_write);
}
+ if (!do_write)
+ flush_dcache_page(page);
+
qc->curbytes += qc->sect_size;
qc->cursg_ofs += qc->sect_size;