Messages in this thread | | | Date | Tue, 27 May 2014 10:18:31 -0400 | From | "Jason J. Herne" <> | Subject | Re: workqueue: WARN at at kernel/workqueue.c:2176 |
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On 05/16/2014 12:29 PM, Peter Zijlstra wrote: > On Sat, May 17, 2014 at 12:18:06AM +0800, Lai Jiangshan wrote: >> so the scheduler/set_cpus_allowed_ptr()/cpu_active_mask should be the first >> place to fix. > > I'm not arguing about that, not to mention that this is userspace > exposed and nobody protects that. > > But I was expecting kernel stuff that calls it on hotplug to be > serialized thusly, but apparently not so. >
Was a final patch posted for this issue? The discussion made it sound like there were still a few things to figure out before we could resolve this bug. I can recreate this as needed and I'm happy to test any patches.
-- -- Jason J. Herne (jjherne@linux.vnet.ibm.com)
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