Messages in this thread | | | Date | Thu, 5 Jan 2012 10:38:42 -0800 | From | Tejun Heo <> | Subject | Re: [PATCH block/for-3.3/core] block: an exiting task should be allowed to create io_context |
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Hello, Hugh.
On Thu, Jan 05, 2012 at 10:36:21AM -0800, Hugh Dickins wrote: > I can vouch that it makes the list_debug.c:53 warnings go away: they > used to come in half an hour, but I've run on two machines for 10 > hours so far without seeing any.
Yeah, my overnight test is pretty conclusive too. I can usually hit the bug under 30mins without the patch.
> And I've not yet seen a cfq-iosched.c:2585 with that patch in; but > those were more elusive - we'll have to run until tomorrow night > before concluding that it makes those go away too. > > Or if you understand the connection between these, and would prefer > to assume that it fixes them both, and want me to try another patch > instead (I assume the one I'm running with is a workaround to narrow > down the issue, rather than an intended fix?), let me know and I'll > switch over.
Yeap, I can see the connections now and think I know where the bug is too. I'll, hopefully, be able to post fix soon.
Thanks.
-- tejun
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