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authorJeff Skirvin <jeffrey.d.skirvin@intel.com>2012-03-09 10:42:08 +0400
committerDan Williams <dan.j.williams@intel.com>2012-05-18 01:33:43 +0400
commit1f05388933cb6e57ed9e51768c194ff145002f3b (patch)
tree4e4bae448746ffdb0196b8e16a4f25893eb10855 /drivers/scsi/isci/remote_node_context.c
parentc5457a82a404db3c447df22e6425c5c140c4bee1 (diff)
downloadlinux-1f05388933cb6e57ed9e51768c194ff145002f3b.tar.xz
isci: Don't wait for an RNC suspend if it's being destroyed.
Make sure that the wait for suspend can handle the RNC destruction case. Signed-off-by: Jeff Skirvin <jeffrey.d.skirvin@intel.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/scsi/isci/remote_node_context.c')
-rw-r--r--drivers/scsi/isci/remote_node_context.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/scsi/isci/remote_node_context.c b/drivers/scsi/isci/remote_node_context.c
index a0a62e3a500d..920c2bb39333 100644
--- a/drivers/scsi/isci/remote_node_context.c
+++ b/drivers/scsi/isci/remote_node_context.c
@@ -270,6 +270,8 @@ static void sci_remote_node_context_invalidate_context_buffer(struct sci_remote_
static void sci_remote_node_context_initial_state_enter(struct sci_base_state_machine *sm)
{
struct sci_remote_node_context *rnc = container_of(sm, typeof(*rnc), sm);
+ struct isci_remote_device *idev = rnc_to_dev(rnc);
+ struct isci_host *ihost = idev->owning_port->owning_controller;
/* Check to see if we have gotten back to the initial state because
* someone requested to destroy the remote node context object.
@@ -277,6 +279,9 @@ static void sci_remote_node_context_initial_state_enter(struct sci_base_state_ma
if (sm->previous_state_id == SCI_RNC_INVALIDATING) {
rnc->destination_state = RNC_DEST_UNSPECIFIED;
sci_remote_node_context_notify_user(rnc);
+
+ smp_wmb();
+ wake_up(&ihost->eventq);
}
}