Please pull from 'upstream-linus' branch of
master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev.git
to receive the following updates:
drivers/scsi/sata_mv.c | 3 +++
1 file changed, 3 insertions(+)
Mark Lord:
sata_mv: grab host lock inside eng_timeout
diff --git a/drivers/scsi/sata_mv.c b/drivers/scsi/sata_mv.c
index 9b8bca1..f16f92a 100644
--- a/drivers/scsi/sata_mv.c
+++ b/drivers/scsi/sata_mv.c
@@ -2035,6 +2035,7 @@ static void mv_phy_reset(struct ata_port
static void mv_eng_timeout(struct ata_port *ap)
{
struct ata_queued_cmd *qc;
+ unsigned long flags;
printk(KERN_ERR "ata%u: Entering mv_eng_timeout\n",ap->id);
DPRINTK("All regs @ start of eng_timeout\n");
@@ -2046,8 +2047,10 @@ static void mv_eng_timeout(struct ata_po
ap->host_set->mmio_base, ap, qc, qc->scsicmd,
&qc->scsicmd->cmnd);
+ spin_lock_irqsave(&ap->host_set->lock, flags);
mv_err_intr(ap, 0);
mv_stop_and_reset(ap);
+ spin_unlock_irqrestore(&ap->host_set->lock, flags);
WARN_ON(!(qc->flags & ATA_QCFLAG_ACTIVE));
if (qc->flags & ATA_QCFLAG_ACTIVE) {
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