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| author | James Smart <James.Smart@Emulex.Com> | 2007-08-02 11:09:51 -0400 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.localdomain> | 2007-08-01 12:18:23 -0500 |
| commit | 549e55cd2a1b83ea45ac17fb6c309654a3d371a4 (patch) | |
| tree | 0abf10a28b177e129932c62b3b94994ce4f3aadb /drivers/scsi/lpfc/lpfc_ct.c | |
| parent | a58cbd5212fff2d4bba0bf58e778f02069597294 (diff) | |
| download | linux-3.10-549e55cd2a1b83ea45ac17fb6c309654a3d371a4.tar.gz linux-3.10-549e55cd2a1b83ea45ac17fb6c309654a3d371a4.tar.bz2 linux-3.10-549e55cd2a1b83ea45ac17fb6c309654a3d371a4.zip | |
[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.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c index edbebffa26c..43e2e33f9a0 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; } |