Thread (14 messages) 14 messages, 5 authors, 2012-09-24

Re: [PATCH v4 1/4] mm: fix tracing in free_pcppages_bulk()

From: Minchan Kim <minchan@kernel.org>
Date: 2012-09-19 07:30:09

Hi Yasuaki,

On Wed, Sep 19, 2012 at 04:07:19PM +0900, Yasuaki Ishimatsu wrote:
Hi Bartlomiej,

2012/09/14 23:29, Bartlomiej Zolnierkiewicz wrote:
quoted
page->private gets re-used in __free_one_page() to store page order
(so trace_mm_page_pcpu_drain() may print order instead of migratetype)
thus migratetype value must be cached locally.

Fixes regression introduced in a701623 ("mm: fix migratetype bug
which slowed swapping").
I think the regression has been alreadly fixed by following Mincahn's patches.

https://lkml.org/lkml/2012/9/6/635

=> Hi Minchan,

   Am I wrong?
This patch isn't related to mine.
In addition, this patch don't need to be a part of this series.

-- 
Kind regards,
Minchan Kim

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