On Thu, 1 Mar 2007 14:56:40 +1100 [EMAIL PROTECTED] (Tony Breeds) wrote:
> From: Tony Breeds <[EMAIL PROTECTED]>
>
> Fix soft lockup with iSeries viocd driver, caused by eventually calling
> end_that_request_first() with nr_bytes 0.
>
> The lockup is triggered by hald, interrogating the device.
>
What causes the lockup, and how does this patch fix it?
>
> Index: linux-2.6.20-rc5/drivers/cdrom/viocd.c
> ===================================================================
> --- linux-2.6.20-rc5.orig/drivers/cdrom/viocd.c
> +++ linux-2.6.20-rc5/drivers/cdrom/viocd.c
> @@ -376,6 +376,25 @@ static int send_request(struct request *
> return 0;
> }
>
> +static void viocd_end_request(struct request *req, int uptodate)
> +{
> + int nsectors = req->hard_nr_sectors;
Your email client replaces tabs with spaces. I fixed this patch up.
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