]> git.karo-electronics.de Git - karo-tx-linux.git/commitdiff
[SCSI] lpfc 8.1.1 : Remove locking wrappers around error handlers
authorJames.Smart@Emulex.Com <James.Smart@Emulex.Com>
Mon, 28 Nov 2005 16:41:53 +0000 (11:41 -0500)
committerJames Bottomley <jejb@mulgrave.(none)>
Wed, 14 Dec 2005 01:20:22 +0000 (18:20 -0700)
Remove locking wrappers around error handlers. Wrappers were added in
early 2.6.13 api change

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
drivers/scsi/lpfc/lpfc_scsi.c

index 0aa5ca68433fe0b7313f59adbe3b658a750aaae7..a4d8455de4464962235a538c8453b4821aaba9b9 100644 (file)
@@ -760,11 +760,12 @@ lpfc_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
        return 0;
 }
 
+
 static int
-__lpfc_abort_handler(struct scsi_cmnd *cmnd)
+lpfc_abort_handler(struct scsi_cmnd *cmnd)
 {
-       struct lpfc_hba *phba =
-                       (struct lpfc_hba *)cmnd->device->host->hostdata[0];
+       struct Scsi_Host *shost = cmnd->device->host;
+       struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata[0];
        struct lpfc_sli_ring *pring = &phba->sli.ring[phba->sli.fcp_ring];
        struct lpfc_iocbq *iocb;
        struct lpfc_iocbq *abtsiocb;
@@ -773,6 +774,7 @@ __lpfc_abort_handler(struct scsi_cmnd *cmnd)
        unsigned int loop_count = 0;
        int ret = SUCCESS;
 
+       spin_lock_irq(shost->host_lock);
 
        lpfc_cmd = (struct lpfc_scsi_buf *)cmnd->host_scribble;
        BUG_ON(!lpfc_cmd);
@@ -850,21 +852,13 @@ __lpfc_abort_handler(struct scsi_cmnd *cmnd)
                        phba->brd_no, ret, cmnd->device->id,
                        cmnd->device->lun, cmnd->serial_number);
 
-       return ret;
-}
+       spin_unlock_irq(shost->host_lock);
 
-static int
-lpfc_abort_handler(struct scsi_cmnd *cmnd)
-{
-       int rc;
-       spin_lock_irq(cmnd->device->host->host_lock);
-       rc = __lpfc_abort_handler(cmnd);
-       spin_unlock_irq(cmnd->device->host->host_lock);
-       return rc;
+       return ret;
 }
 
 static int
-__lpfc_reset_lun_handler(struct scsi_cmnd *cmnd)
+lpfc_reset_lun_handler(struct scsi_cmnd *cmnd)
 {
        struct Scsi_Host *shost = cmnd->device->host;
        struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata[0];
@@ -875,6 +869,7 @@ __lpfc_reset_lun_handler(struct scsi_cmnd *cmnd)
        int ret = FAILED;
        int cnt, loopcnt;
 
+       spin_lock_irq(shost->host_lock);
        /*
         * If target is not in a MAPPED state, delay the reset until
         * target is rediscovered or nodev timeout expires.
@@ -964,24 +959,12 @@ out_free_scsi_buf:
                        lpfc_cmd->result);
        lpfc_release_scsi_buf(phba, lpfc_cmd);
 out:
+       spin_unlock_irq(shost->host_lock);
        return ret;
 }
 
 static int
-lpfc_reset_lun_handler(struct scsi_cmnd *cmnd)
-{
-       int rc;
-       spin_lock_irq(cmnd->device->host->host_lock);
-       rc = __lpfc_reset_lun_handler(cmnd);
-       spin_unlock_irq(cmnd->device->host->host_lock);
-       return rc;
-}
-
-/*
- * Note: midlayer calls this function with the host_lock held
- */
-static int
-__lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
+lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
 {
        struct Scsi_Host *shost = cmnd->device->host;
        struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata[0];
@@ -992,6 +975,8 @@ __lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
        unsigned int midlayer_id = 0;
        struct lpfc_scsi_buf * lpfc_cmd;
 
+       spin_lock_irq(shost->host_lock);
+
        lpfc_cmd = lpfc_sli_get_scsi_buf (phba);
        if (lpfc_cmd == NULL)
                goto out;
@@ -1067,19 +1052,10 @@ __lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
                        "%d:0714 SCSI layer issued Bus Reset Data: x%x\n",
                        phba->brd_no, ret);
 out:
+       spin_unlock_irq(shost->host_lock);
        return ret;
 }
 
-static int
-lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
-{
-       int rc;
-       spin_lock_irq(cmnd->device->host->host_lock);
-       rc = __lpfc_reset_bus_handler(cmnd);
-       spin_unlock_irq(cmnd->device->host->host_lock);
-       return rc;
-}
-
 static int
 lpfc_slave_alloc(struct scsi_device *sdev)
 {