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Date: Tue, 06 May 2014 14:48:01 -0400
From: Rik van Riel <riel@redhat.com>
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To: Mel Gorman <mgorman@suse.de>, Linux-MM <linux-mm@kvack.org>,
        Linux-FSDevel <linux-fsdevel@vger.kernel.org>
CC: Johannes Weiner <hannes@cmpxchg.org>, Vlastimil Babka <vbabka@suse.cz>,
        Jan Kara <jack@suse.cz>, Michal Hocko <mhocko@suse.cz>,
        Hugh Dickins <hughd@google.com>,
        Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 10/17] mm: page_alloc: Lookup pageblock migratetype with
 IRQs enabled during free
References: <1398933888-4940-1-git-send-email-mgorman@suse.de> <1398933888-4940-11-git-send-email-mgorman@suse.de>
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On 05/01/2014 04:44 AM, Mel Gorman wrote:
> get_pageblock_migratetype() is called during free with IRQs disabled. This
> is unnecessary and disables IRQs for longer than necessary.
> 
> Signed-off-by: Mel Gorman <mgorman@suse.de>

Acked-by: Rik van Riel <riel@redhat.com>

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Message-ID: <53692E61.7040207@redhat.com>
Date: Tue, 06 May 2014 14:48:01 -0400
From: Rik van Riel <riel@redhat.com>
MIME-Version: 1.0
Subject: Re: [PATCH 10/17] mm: page_alloc: Lookup pageblock migratetype with
 IRQs enabled during free
References: <1398933888-4940-1-git-send-email-mgorman@suse.de> <1398933888-4940-11-git-send-email-mgorman@suse.de>
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To: Mel Gorman <mgorman@suse.de>, Linux-MM <linux-mm@kvack.org>, Linux-FSDevel <linux-fsdevel@vger.kernel.org>
Cc: Johannes Weiner <hannes@cmpxchg.org>, Vlastimil Babka <vbabka@suse.cz>, Jan Kara <jack@suse.cz>, Michal Hocko <mhocko@suse.cz>, Hugh Dickins <hughd@google.com>, Linux Kernel <linux-kernel@vger.kernel.org>

On 05/01/2014 04:44 AM, Mel Gorman wrote:
> get_pageblock_migratetype() is called during free with IRQs disabled. This
> is unnecessary and disables IRQs for longer than necessary.
> 
> Signed-off-by: Mel Gorman <mgorman@suse.de>

Acked-by: Rik van Riel <riel@redhat.com>

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