Messages in this thread |  | | | Date | Wed, 3 Dec 2008 11:06:00 -0800 | | From | Andrew Morton <> | | Subject | Re: Badness at mm/backing-dev.c:179 |
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On Wed, 3 Dec 2008 13:22:47 +0100 "Kay Sievers" <kay.sievers@vrfy.org> wrote:
> On Wed, Dec 3, 2008 at 13:07, Mark Jackson <mpfj@mimc.co.uk> wrote: > > The following commit causes a "Badness at mm/backing-dev.c:179":- > > > > f1d0b063d993527754f062c589b73f125024d216 is first bad commit > > commit f1d0b063d993527754f062c589b73f125024d216 > > Author: Kay Sievers <kay.sievers@vrfy.org> > > Date: Tue Dec 2 10:31:50 2008 -0800 > > > > bdi: register sysfs bdi device only once per queue > > > Below is the extract from dmesg:- > > > > ------------[ cut here ]------------ > > Badness at mm/backing-dev.c:179 > > That's a known issue, and will not cause any harm besides printing > this warning. Andrew added the warning to catch drivers who use one > single request queue for multiple devices. Currently known are mtd and > floppy (triggers only if you have more than one device per driver). > The drivers need to be changed to use a separate queue per device, to > get rid of this warning.
Actually, adding that warning wasn't such a great idea - we'll just get heaps of email about things we already know about. I think I'll take it out again.
Which means this stuff won't get fixed for ages :(
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