linux-kernel - Re: [patch] qla1280 command timeout

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Message-Id: <1159200707.32368.16.camel@sibyl.beware.dropbear.id.au>
Date:	Tue, 26 Sep 2006 01:41:47 +0930
From:	Ian Dall <ian@...are.dropbear.id.au>
To:	Jes Sorensen <jes@....com>
Cc:	Linus Torvalds <torvalds@...l.org>, Andrew Morton <akpm@...l.org>,
	James.Bottomley@...eleye.com, linux-kernel@...r.kernel.org,
	linux-scsi@...r.kernel.org, scott.bailey@....com,
	Jeremy Higdon <jeremy@....com>
Subject: Re: [patch] qla1280 command timeout

On Mon, 2006-09-25 at 05:44 -0400, Jes Sorensen wrote:
> Hi,
> 
> This one is originally from Ian Dall via bugzilla.kernel.org - Ian if
> you wish to add a Signed-off-by please do, couldn't add it since you
> didn't leave one in bugzilla.

See below.

> Anyway the patch seems obviously correct (famous last words) and it
> would be nice to get into 2.6.19.
> 
> Thanks,
> Jes
> 
> Original patch from Ian Dall in bugzilla. Set command timeout as
> specified by the SCSI layer rather than hardcode it to 30 seconds. I
> have received a couple of reports of people hitting this one with
> various tape configurations and the patch looks obviously correct.
>                                                                   - Jes
> 
> >From http://bugzilla.kernel.org/show_bug.cgi?id=6275
> 
> ian@...are.dropbear.id.au (Ian Dall):
> 
> The command sent to the card was using a 30second timeout regardless of the
> timeout requested in the scsi command passed down from higher levels.
> 
> Signed-off-by: Jes Sorensen <jes@....com>

Signed-off-by: Ian Dall <ian@...are.dropbear.id.au>
> 
> ---
>  drivers/scsi/qla1280.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> Index: linux-2.6/drivers/scsi/qla1280.c
> ===================================================================
> --- linux-2.6.orig/drivers/scsi/qla1280.c
> +++ linux-2.6/drivers/scsi/qla1280.c
> @@ -2864,7 +2864,7 @@ qla1280_64bit_start_scsi(struct scsi_qla
>  	memset(((char *)pkt + 8), 0, (REQUEST_ENTRY_SIZE - 8));
>  
>  	/* Set ISP command timeout. */
> -	pkt->timeout = cpu_to_le16(30);
> +	pkt->timeout = cpu_to_le16(cmd->timeout_per_command/HZ);
>  
>  	/* Set device target ID and LUN */
>  	pkt->lun = SCSI_LUN_32(cmd);
> @@ -3163,7 +3163,7 @@ qla1280_32bit_start_scsi(struct scsi_qla
>  	memset(((char *)pkt + 8), 0, (REQUEST_ENTRY_SIZE - 8));
>  
>  	/* Set ISP command timeout. */
> -	pkt->timeout = cpu_to_le16(30);
> +	pkt->timeout = cpu_to_le16(cmd->timeout_per_command/HZ);
>  
>  	/* Set device target ID and LUN */
>  	pkt->lun = SCSI_LUN_32(cmd);
-- 
Ian Dall <ian@...are.dropbear.id.au>
-
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