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authorJames Smart <james.smart@emulex.com>2012-08-03 12:35:24 -0400
committerJames Bottomley <JBottomley@Parallels.com>2012-09-14 09:36:59 -0400
commitb9a7c631d4f0ddd482e2c3183d5e02148bdf5365 (patch)
treea82515e927c164dedb1de7ae0cfd68312af0c0af /drivers
parentb84daac9dce4c87b83668d6790f3b092a2e906ae (diff)
[SCSI] lpfc 8.3.33: Convert to no SCSI host lock in queuecommand
Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/scsi/lpfc/lpfc_scsi.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index eb993db5fef9..bb9a2249b75d 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -4241,9 +4241,8 @@ void lpfc_poll_timeout(unsigned long ptr)
4241 * SCSI_MLQUEUE_HOST_BUSY - Block all devices served by this host temporarily. 4241 * SCSI_MLQUEUE_HOST_BUSY - Block all devices served by this host temporarily.
4242 **/ 4242 **/
4243static int 4243static int
4244lpfc_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) 4244lpfc_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *cmnd)
4245{ 4245{
4246 struct Scsi_Host *shost = cmnd->device->host;
4247 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; 4246 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
4248 struct lpfc_hba *phba = vport->phba; 4247 struct lpfc_hba *phba = vport->phba;
4249 struct lpfc_rport_data *rdata = cmnd->device->hostdata; 4248 struct lpfc_rport_data *rdata = cmnd->device->hostdata;
@@ -4299,7 +4298,6 @@ lpfc_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
4299 lpfc_cmd->timeout = 0; 4298 lpfc_cmd->timeout = 0;
4300 lpfc_cmd->start_time = jiffies; 4299 lpfc_cmd->start_time = jiffies;
4301 cmnd->host_scribble = (unsigned char *)lpfc_cmd; 4300 cmnd->host_scribble = (unsigned char *)lpfc_cmd;
4302 cmnd->scsi_done = done;
4303 4301
4304 if (scsi_get_prot_op(cmnd) != SCSI_PROT_NORMAL) { 4302 if (scsi_get_prot_op(cmnd) != SCSI_PROT_NORMAL) {
4305 if (vport->phba->cfg_enable_bg) { 4303 if (vport->phba->cfg_enable_bg) {
@@ -4363,11 +4361,9 @@ lpfc_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
4363 goto out_host_busy_free_buf; 4361 goto out_host_busy_free_buf;
4364 } 4362 }
4365 if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) { 4363 if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) {
4366 spin_unlock(shost->host_lock);
4367 lpfc_sli_handle_fast_ring_event(phba, 4364 lpfc_sli_handle_fast_ring_event(phba,
4368 &phba->sli.ring[LPFC_FCP_RING], HA_R0RE_REQ); 4365 &phba->sli.ring[LPFC_FCP_RING], HA_R0RE_REQ);
4369 4366
4370 spin_lock(shost->host_lock);
4371 if (phba->cfg_poll & DISABLE_FCP_RING_INT) 4367 if (phba->cfg_poll & DISABLE_FCP_RING_INT)
4372 lpfc_poll_rearm_timer(phba); 4368 lpfc_poll_rearm_timer(phba);
4373 } 4369 }
@@ -4384,11 +4380,10 @@ lpfc_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
4384 return SCSI_MLQUEUE_TARGET_BUSY; 4380 return SCSI_MLQUEUE_TARGET_BUSY;
4385 4381
4386 out_fail_command: 4382 out_fail_command:
4387 done(cmnd); 4383 cmnd->scsi_done(cmnd);
4388 return 0; 4384 return 0;
4389} 4385}
4390 4386
4391static DEF_SCSI_QCMD(lpfc_queuecommand)
4392 4387
4393/** 4388/**
4394 * lpfc_abort_handler - scsi_host_template eh_abort_handler entry point 4389 * lpfc_abort_handler - scsi_host_template eh_abort_handler entry point