Am 17.03.2017 um 18:04 schrieb Anton Ivanov:
> On 17/03/17 16:56, Richard Weinberger wrote:
>> Anton,
>>
>> On Fri, Mar 17, 2017 at 8:51 AM, Anton Ivanov
>> <anton.iva...@kot-begemot.co.uk> wrote:
>>> Hi list, hi Richard
>>>
>>> There is an extra check in mm/mmap.c which now throws a WARN on every
>>> page in making UML unusable with the latest 4.11-rc2
>> Which WARN? Can you find the offending commit?
>
> mm/mmap.c line 1112
Okay, this triggers since:
commit e86f15ee64d8ee46255d964d55f74f5ba9af8c36
Author: Andrea Arcangeli <aarca...@redhat.com>
Date: Fri Oct 7 17:01:28 2016 -0700
mm: vma_merge: fix vm_page_prot SMP race condition against rmap_walk
But you have to enable VM debugging to see it.
Thanks,
//richard
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