[PATCH] cciss: fix reporting of max queue depth since init

From: Stephen M. Cameron
Date: Wed Aug 25 2010 - 11:37:47 EST


From: Stephen M. Cameron <scameron@xxxxxxxxxxxxxxxxxx>

The ioctl path and the scsi tape path were not accounting
for their additions to the queue depth.

Signed-off-by: Stephen M. Cameron <scameron@xxxxxxxxxxxxxxxxxx>
---
drivers/block/cciss.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 31064df..eef94fa 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -297,6 +297,8 @@ static void enqueue_cmd_and_start_io(ctlr_info_t *h,
spin_lock_irqsave(&h->lock, flags);
addQ(&h->reqQ, c);
h->Qdepth++;
+ if (h->Qdepth > h->maxQsinceinit)
+ h->maxQsinceinit = h->Qdepth;
start_io(h);
spin_unlock_irqrestore(&h->lock, flags);
}

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/