Re: [PATCH 0/2] kernel BUG at mm/huge_memory.c:212!

From: Jiri Slaby
Date: Mon Dec 03 2012 - 08:02:25 EST

On 11/30/2012 04:03 PM, Kirill A. Shutemov wrote:
> From: "Kirill A. Shutemov" <kirill.shutemov@xxxxxxxxxxxxxxx>
> Hi Jiri,
> Sorry for late answer. It took time to reproduce and debug the issue.
> Could you test two patches below by thread. I expect it to fix both
> issues: put_huge_zero_page() and Bad rss-counter state.

Hi, yes, since applying the patches on the last Thu, it didn't recur.

> Kirill A. Shutemov (2):
> thp: fix anononymous page accounting in fallback path for COW of HZP
> thp: avoid race on multiple parallel page faults to the same page
> mm/huge_memory.c | 30 +++++++++++++++++++++++++-----
> 1 file changed, 25 insertions(+), 5 deletions(-)

suse labs
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