libata-link: update ata_scsi_error() to handle PMP links
Update ata_scsi_error() to handle PMP links. As error conditions can
occur on both host and PMP links, __ata_port_for_each_link() is used.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index eb4c059..45eb932 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -363,6 +363,8 @@
repeat:
/* invoke error handler */
if (ap->ops->error_handler) {
+ struct ata_link *link;
+
/* kill fast drain timer */
del_timer_sync(&ap->fastdrain_timer);
@@ -372,9 +374,11 @@
/* fetch & clear EH info */
spin_lock_irqsave(ap->lock, flags);
- memset(&ap->link.eh_context, 0, sizeof(ap->link.eh_context));
- ap->link.eh_context.i = ap->link.eh_info;
- memset(&ap->link.eh_info, 0, sizeof(ap->link.eh_info));
+ __ata_port_for_each_link(link, ap) {
+ memset(&link->eh_context, 0, sizeof(link->eh_context));
+ link->eh_context.i = link->eh_info;
+ memset(&link->eh_info, 0, sizeof(link->eh_info));
+ }
ap->pflags |= ATA_PFLAG_EH_IN_PROGRESS;
ap->pflags &= ~ATA_PFLAG_EH_PENDING;
@@ -410,7 +414,8 @@
}
/* this run is complete, make sure EH info is clear */
- memset(&ap->link.eh_info, 0, sizeof(ap->link.eh_info));
+ __ata_port_for_each_link(link, ap)
+ memset(&link->eh_info, 0, sizeof(link->eh_info));
/* Clear host_eh_scheduled while holding ap->lock such
* that if exception occurs after this point but