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authorLinus Torvalds <torvalds@linux-foundation.org>2010-03-18 16:54:31 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-18 16:54:31 -0700
commit961cde93dee2658000ead32abffb8ddf0727abe0 (patch)
tree2419e204132abe2ec2bb7f08bd20042573cc9bd6 /drivers/scsi/scsi_transport_fc.c
parentf82c37e7bb4c4d9b6a476c642d5c2d2efbd6f240 (diff)
parent0d9dc7c8b9b7fa0f53647423b41056ee1beed735 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (69 commits) [SCSI] scsi_transport_fc: Fix synchronization issue while deleting vport [SCSI] bfa: Update the driver version to 2.1.2.1. [SCSI] bfa: Remove unused header files and did some cleanup. [SCSI] bfa: Handle SCSI IO underrun case. [SCSI] bfa: FCS and include file changes. [SCSI] bfa: Modified the portstats get/clear logic [SCSI] bfa: Replace bfa_get_attr() with specific APIs [SCSI] bfa: New portlog entries for events (FIP/FLOGI/FDISC/LOGO). [SCSI] bfa: Rename pport to fcport in BFA FCS. [SCSI] bfa: IOC fixes, check for IOC down condition. [SCSI] bfa: In MSIX mode, ignore spurious RME interrupts when FCoE ports are in FW mismatch state. [SCSI] bfa: Fix Command Queue (CPE) full condition check and ack CPE interrupt. [SCSI] bfa: IOC recovery fix in fcmode. [SCSI] bfa: AEN and byte alignment fixes. [SCSI] bfa: Introduce a link notification state machine. [SCSI] bfa: Added firmware save clear feature for BFA driver. [SCSI] bfa: FCS authentication related changes. [SCSI] bfa: PCI VPD, FIP and include file changes. [SCSI] bfa: Fix to copy fpma MAC when requested by user space application. [SCSI] bfa: RPORT state machine: direct attach mode fix. ...
Diffstat (limited to 'drivers/scsi/scsi_transport_fc.c')
-rw-r--r--drivers/scsi/scsi_transport_fc.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index 79660ee3e21..1d5b72173dd 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -1232,6 +1232,15 @@ store_fc_vport_delete(struct device *dev, struct device_attribute *attr,
{
struct fc_vport *vport = transport_class_to_vport(dev);
struct Scsi_Host *shost = vport_to_shost(vport);
+ unsigned long flags;
+
+ spin_lock_irqsave(shost->host_lock, flags);
+ if (vport->flags & (FC_VPORT_DEL | FC_VPORT_CREATING)) {
+ spin_unlock_irqrestore(shost->host_lock, flags);
+ return -EBUSY;
+ }
+ vport->flags |= FC_VPORT_DELETING;
+ spin_unlock_irqrestore(shost->host_lock, flags);
fc_queue_work(shost, &vport->vport_delete_work);
return count;
@@ -1821,6 +1830,9 @@ store_fc_host_vport_delete(struct device *dev, struct device_attribute *attr,
list_for_each_entry(vport, &fc_host->vports, peers) {
if ((vport->channel == 0) &&
(vport->port_name == wwpn) && (vport->node_name == wwnn)) {
+ if (vport->flags & (FC_VPORT_DEL | FC_VPORT_CREATING))
+ break;
+ vport->flags |= FC_VPORT_DELETING;
match = 1;
break;
}
@@ -3370,18 +3382,6 @@ fc_vport_terminate(struct fc_vport *vport)
unsigned long flags;
int stat;
- spin_lock_irqsave(shost->host_lock, flags);
- if (vport->flags & FC_VPORT_CREATING) {
- spin_unlock_irqrestore(shost->host_lock, flags);
- return -EBUSY;
- }
- if (vport->flags & (FC_VPORT_DEL)) {
- spin_unlock_irqrestore(shost->host_lock, flags);
- return -EALREADY;
- }
- vport->flags |= FC_VPORT_DELETING;
- spin_unlock_irqrestore(shost->host_lock, flags);
-
if (i->f->vport_delete)
stat = i->f->vport_delete(vport);
else