Messages in this thread | | | Date | Thu, 1 Mar 2007 00:37:48 -0800 | From | Andrew Morton <> | Subject | Re: [PATCH] Fix soft lockup with iSeries viocd driver |
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On Thu, 1 Mar 2007 14:56:40 +1100 tony@bakeyournoodle.com (Tony Breeds) wrote:
> From: Tony Breeds <tony@bakeyournoodle.com> > > 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. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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