linux-kernel - Re: [Patch] tracing: tell mm_migrate_pages event about numa

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Date:	Mon, 23 Jun 2014 15:21:59 +0100
From:	Mel Gorman <mgorman@...e.de>
To:	Max Asbock <masbock@...ux.vnet.ibm.com>
Cc:	rostedt@...dmis.org, mingo@...hat.com, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org
Subject: Re: [Patch] tracing: tell mm_migrate_pages event about numa_misplaced

On Fri, Jun 20, 2014 at 11:49:16AM -0700, Max Asbock wrote:
> 
> The mm_migrate_pages trace event reports a reason for the migration, typically as a
> symbolic string. The exception is the reason MR_NUMA_MISPLACED for which it just displays
> the numeric value:
> mm_migrate_pages: nr_succeeded=1 nr_failed=0 mode=MIGRATE_ASYNC reason=0x5
> 
> This patch makes the output consistent by introducing a string value for MR_NUMA_MISPLACED.
> The event is then reported as:
> mm_migrate_pages: nr_succeeded=1 nr_failed=0 mode=MIGRATE_ASYNC reason=numa_misplaced
> 
> Signed-off-by: Max Asbock <masbock@...ux.vnet.ibm.com>

Acked-by: Mel Gorman <mgorman@...e.de>

-- 
Mel Gorman
SUSE Labs
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