From: Nicholas Bellinger <nab@xxxxxxxxxxxxxxx>
This patch removes the now legacy host_lock unlock() + lock() optimization
fc_fcp.c:fc_queuecommand()
Signed-off-by: Nicholas A. Bellinger <nab@xxxxxxxxxxxxxxx>
---
drivers/scsi/libfc/fc_fcp.c | 5 +----
1 files changed, 1 insertions(+), 4 deletions(-)
diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c
index c797f6b..140cd94 100644
--- a/drivers/scsi/libfc/fc_fcp.c
+++ b/drivers/scsi/libfc/fc_fcp.c
@@ -1751,8 +1751,7 @@ static inline int fc_fcp_lport_queue_ready(struct fc_lport *lport)
* @cmd: The scsi_cmnd to be executed
* @done: The callback function to be called when the scsi_cmnd is complete
*
- * This is the i/o strategy routine, called by the SCSI layer. This routine
- * is called with the host_lock held.
+ * This is the i/o strategy routine, called by the SCSI layer.
*/
int fc_queuecommand(struct scsi_cmnd *sc_cmd, void (*done)(struct scsi_cmnd *))
{
@@ -1772,7 +1771,6 @@ int fc_queuecommand(struct scsi_cmnd *sc_cmd, void (*done)(struct scsi_cmnd *))
done(sc_cmd);
return 0;
}
- spin_unlock_irq(lport->host->host_lock);
if (!*(struct fc_remote_port **)rport->dd_data) {
/*
@@ -1849,7 +1847,6 @@ int fc_queuecommand(struct scsi_cmnd *sc_cmd, void (*done)(struct scsi_cmnd *))
rc = SCSI_MLQUEUE_HOST_BUSY;
}
out:
- spin_lock_irq(lport->host->host_lock);
return rc;
}
EXPORT_SYMBOL(fc_queuecommand);
--
1.7.2.3
--
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