linux-kernel - Re: [PATCH 2/3] mm/page_isolation: add new tracepoint, test_pages

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Message-ID: <56547ACF.5050706@suse.cz>
Date:	Tue, 24 Nov 2015 15:57:19 +0100
From:	Vlastimil Babka <vbabka@...e.cz>
To:	Joonsoo Kim <js1304@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Michal Nazarewicz <mina86@...a86.com>,
	Minchan Kim <minchan@...nel.org>,
	David Rientjes <rientjes@...gle.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, Joonsoo Kim <iamjoonsoo.kim@....com>
Subject: Re: [PATCH 2/3] mm/page_isolation: add new tracepoint,
 test_pages_isolated

On 11/13/2015 03:23 AM, Joonsoo Kim wrote:
> cma allocation should be guranteeded to succeed, but, sometimes,
> it could be failed in current implementation. To track down
> the problem, we need to know which page is problematic and
> this new tracepoint will report it.
>
> Acked-by: Michal Nazarewicz <mina86@...a86.com>
> Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@....com>

Acked-by: Vlastimil Babka <vbabka@...e.cz>


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