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authorJames Smart <James.Smart@Emulex.Com>2007-08-02 11:09:51 -0400
committerJames Bottomley <jejb@mulgrave.localdomain>2007-08-01 12:18:23 -0500
commit549e55cd2a1b83ea45ac17fb6c309654a3d371a4 (patch)
tree0abf10a28b177e129932c62b3b94994ce4f3aadb /drivers/scsi/lpfc/lpfc_ct.c
parenta58cbd5212fff2d4bba0bf58e778f02069597294 (diff)
[SCSI] lpfc 8.2.2 : Fix locking around HBA's port_list
Cleans up a lot of bad behaviors that have been in this area a while Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_ct.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_ct.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c
index edbebffa26cf..43e2e33f9a07 100644
--- a/drivers/scsi/lpfc/lpfc_ct.c
+++ b/drivers/scsi/lpfc/lpfc_ct.c
@@ -390,17 +390,19 @@ lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp,
return 0;
}
-static struct lpfc_vport *
+struct lpfc_vport *
lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) {
-
struct lpfc_vport *vport_curr;
+ unsigned long flags;
+ spin_lock_irqsave(&phba->hbalock, flags);
list_for_each_entry(vport_curr, &phba->port_list, listentry) {
- if ((vport_curr->fc_myDID) &&
- (vport_curr->fc_myDID == did))
+ if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) {
+ spin_unlock_irqrestore(&phba->hbalock, flags);
return vport_curr;
+ }
}
-
+ spin_unlock_irqrestore(&phba->hbalock, flags);
return NULL;
}