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path: root/drivers/scsi/libsas/sas_discover.c
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Diffstat (limited to 'drivers/scsi/libsas/sas_discover.c')
-rw-r--r--drivers/scsi/libsas/sas_discover.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/scsi/libsas/sas_discover.c b/drivers/scsi/libsas/sas_discover.c
index f583193..676e169 100644
--- a/drivers/scsi/libsas/sas_discover.c
+++ b/drivers/scsi/libsas/sas_discover.c
@@ -219,17 +219,20 @@ out_err2:
/* ---------- Device registration and unregistration ---------- */
-static inline void sas_unregister_common_dev(struct domain_device *dev)
+static void sas_unregister_common_dev(struct asd_sas_port *port, struct domain_device *dev)
{
sas_notify_lldd_dev_gone(dev);
if (!dev->parent)
dev->port->port_dev = NULL;
else
list_del_init(&dev->siblings);
+
+ spin_lock_irq(&port->dev_list_lock);
list_del_init(&dev->dev_list_node);
+ spin_unlock_irq(&port->dev_list_lock);
}
-void sas_unregister_dev(struct domain_device *dev)
+void sas_unregister_dev(struct asd_sas_port *port, struct domain_device *dev)
{
if (dev->rphy) {
sas_remove_children(&dev->rphy->dev);
@@ -241,15 +244,15 @@ void sas_unregister_dev(struct domain_device *dev)
kfree(dev->ex_dev.ex_phy);
dev->ex_dev.ex_phy = NULL;
}
- sas_unregister_common_dev(dev);
+ sas_unregister_common_dev(port, dev);
}
void sas_unregister_domain_devices(struct asd_sas_port *port)
{
struct domain_device *dev, *n;
- list_for_each_entry_safe_reverse(dev,n,&port->dev_list,dev_list_node)
- sas_unregister_dev(dev);
+ list_for_each_entry_safe_reverse(dev, n, &port->dev_list, dev_list_node)
+ sas_unregister_dev(port, dev);
port->port->rphy = NULL;
@@ -333,14 +336,16 @@ static void sas_revalidate_domain(struct work_struct *work)
struct sas_discovery_event *ev =
container_of(work, struct sas_discovery_event, work);
struct asd_sas_port *port = ev->port;
+ struct domain_device *ddev = port->port_dev;
sas_begin_event(DISCE_REVALIDATE_DOMAIN, &port->disc.disc_event_lock,
&port->disc.pending);
SAS_DPRINTK("REVALIDATING DOMAIN on port %d, pid:%d\n", port->id,
task_pid_nr(current));
- if (port->port_dev)
- res = sas_ex_revalidate_domain(port->port_dev);
+ if (ddev && (ddev->dev_type == FANOUT_DEV ||
+ ddev->dev_type == EDGE_DEV))
+ res = sas_ex_revalidate_domain(ddev);
SAS_DPRINTK("done REVALIDATING DOMAIN on port %d, pid:%d, res 0x%x\n",
port->id, task_pid_nr(current), res);