* [RFC v3 09/15] fnic: Remove host_lock unlock() + lock() from fnic_queuecommand()
@ 2010-09-23 23:38 Nicholas A. Bellinger
0 siblings, 0 replies; only message in thread
From: Nicholas A. Bellinger @ 2010-09-23 23:38 UTC (permalink / raw)
To: linux-scsi, linux-kernel, Vasu Dev, Tim Chen, Andi Kleen
Cc: James Smart, Andrew Vasquez, FUJITA Tomonori, Hannes Reinecke,
Joe Eykholt, Christoph Hellwig, MPTFusionLinux, eata.c maintainer,
Nicholas Bellinger
From: Nicholas Bellinger <nab@linux-iscsi.org>
This patch removes the now legacy host_lock unlock() + lock() optimization
fnic_scsi.c:fnic_queuecommand()
Signed-off-by: Nicholas A. Bellinger <nab@linux-iscsi.org>
---
drivers/scsi/fnic/fnic_scsi.c | 9 ---------
1 files changed, 0 insertions(+), 9 deletions(-)
diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c
index 198cbab..7cf3372 100644
--- a/drivers/scsi/fnic/fnic_scsi.c
+++ b/drivers/scsi/fnic/fnic_scsi.c
@@ -373,13 +373,6 @@ int fnic_queuecommand(struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *))
if (lp->state != LPORT_ST_READY || !(lp->link_up))
return SCSI_MLQUEUE_HOST_BUSY;
- /*
- * Release host lock, use driver resource specific locks from here.
- * Don't re-enable interrupts in case they were disabled prior to the
- * caller disabling them.
- */
- spin_unlock(lp->host->host_lock);
-
/* Get a new io_req for this SCSI IO */
fnic = lport_priv(lp);
@@ -452,8 +445,6 @@ int fnic_queuecommand(struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *))
}
}
out:
- /* acquire host lock before returning to SCSI */
- spin_lock(lp->host->host_lock);
return ret;
}
--
1.7.3
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2010-09-23 23:38 [RFC v3 09/15] fnic: Remove host_lock unlock() + lock() from fnic_queuecommand() Nicholas A. Bellinger
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