From: James Smart <james.smart@emulex.com>
To: linux-scsi@vger.kernel.org
Subject: [PATCH 09/21] lpfc 8.3.33: Convert to no SCSI host lock in queuecommand
Date: Fri, 3 Aug 2012 12:35:24 -0400 [thread overview]
Message-ID: <1344011724.6110.34.camel@myfc17> (raw)
Convert to no SCSI host lock in queuecommand
Signed-off-by: James Smart <james.smart@emulex.com>
---
lpfc_scsi.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff -upNr a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
--- a/drivers/scsi/lpfc/lpfc_scsi.c 2012-07-22 12:44:35.540487541 -0400
+++ b/drivers/scsi/lpfc/lpfc_scsi.c 2012-07-22 13:07:03.723440712 -0400
@@ -4241,9 +4241,8 @@ void lpfc_poll_timeout(unsigned long ptr
* SCSI_MLQUEUE_HOST_BUSY - Block all devices served by this host temporarily.
**/
static int
-lpfc_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
+lpfc_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *cmnd)
{
- struct Scsi_Host *shost = cmnd->device->host;
struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
struct lpfc_hba *phba = vport->phba;
struct lpfc_rport_data *rdata = cmnd->device->hostdata;
@@ -4299,7 +4298,6 @@ lpfc_queuecommand_lck(struct scsi_cmnd *
lpfc_cmd->timeout = 0;
lpfc_cmd->start_time = jiffies;
cmnd->host_scribble = (unsigned char *)lpfc_cmd;
- cmnd->scsi_done = done;
if (scsi_get_prot_op(cmnd) != SCSI_PROT_NORMAL) {
if (vport->phba->cfg_enable_bg) {
@@ -4363,11 +4361,9 @@ lpfc_queuecommand_lck(struct scsi_cmnd *
goto out_host_busy_free_buf;
}
if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) {
- spin_unlock(shost->host_lock);
lpfc_sli_handle_fast_ring_event(phba,
&phba->sli.ring[LPFC_FCP_RING], HA_R0RE_REQ);
- spin_lock(shost->host_lock);
if (phba->cfg_poll & DISABLE_FCP_RING_INT)
lpfc_poll_rearm_timer(phba);
}
@@ -4384,11 +4380,10 @@ lpfc_queuecommand_lck(struct scsi_cmnd *
return SCSI_MLQUEUE_TARGET_BUSY;
out_fail_command:
- done(cmnd);
+ cmnd->scsi_done(cmnd);
return 0;
}
-static DEF_SCSI_QCMD(lpfc_queuecommand)
/**
* lpfc_abort_handler - scsi_host_template eh_abort_handler entry point
reply other threads:[~2012-08-03 16:35 UTC|newest]
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