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Date: Thu, 25 Feb 2010 18:13:14 -0500
From: Rik van Riel <riel@redhat.com>
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To: Wu Fengguang <fengguang.wu@intel.com>
CC: Andrew Morton <akpm@linux-foundation.org>,
       Jens Axboe <jens.axboe@oracle.com>,
       Nick Piggin <nickpiggin@yahoo.com.au>,
       Chris Mason <chris.mason@oracle.com>,
       Peter Zijlstra <a.p.zijlstra@chello.nl>,
       Clemens Ladisch <clemens@ladisch.de>,
       Olivier Galibert <galibert@pobox.com>, Vivek Goyal <vgoyal@redhat.com>,
       Christian Ehrhardt <ehrhardt@linux.vnet.ibm.com>,
       Matt Mackall <mpm@selenic.com>, Nick Piggin <npiggin@suse.de>,
       Linux Memory Management List <linux-mm@kvack.org>,
       linux-fsdevel@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 12/15] radixtree: introduce radix_tree_lookup_leaf_node()
References: <20100224031001.026464755@intel.com> <20100224031055.316558127@intel.com>
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On 02/23/2010 10:10 PM, Wu Fengguang wrote:
> This will be used by the pagecache context based read-ahead/read-around
> heuristic to quickly check one pagecache range:
> - if there is any hole
> - if there is any pages
>
> Cc: Nick Piggin<nickpiggin@yahoo.com.au>
> Signed-off-by: Wu Fengguang<fengguang.wu@intel.com>

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


From mboxrd@z Thu Jan  1 00:00:00 1970
From: Rik van Riel <riel@redhat.com>
Subject: Re: [PATCH 12/15] radixtree: introduce radix_tree_lookup_leaf_node()
Date: Thu, 25 Feb 2010 18:13:14 -0500
Message-ID: <4B87040A.1020904@redhat.com>
References: <20100224031001.026464755@intel.com> <20100224031055.316558127@intel.com>
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Cc: Andrew Morton <akpm@linux-foundation.org>,
        Jens Axboe <jens.axboe@oracle.com>,
        Nick Piggin <nickpiggin@yahoo.com.au>,
        Chris Mason <chris.mason@oracle.com>,
        Peter Zijlstra <a.p.zijlstra@chello.nl>,
        Clemens Ladisch <clemens@ladisch.de>,
        Olivier Galibert <galibert@pobox.com>, Vivek Goyal <vgoyal@redhat.com>,
        Christian Ehrhardt <ehrhardt@linux.vnet.ibm.com>,
        Matt Mackall <mpm@selenic.com>, Nick Piggin <npiggin@suse.de>,
        Linux Memory Management List <linux-mm@kvack.org>,
        linux-fsdevel@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
To: Wu Fengguang <fengguang.wu@intel.com>
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In-Reply-To: <20100224031055.316558127@intel.com>
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List-Id: linux-fsdevel.vger.kernel.org

On 02/23/2010 10:10 PM, Wu Fengguang wrote:
> This will be used by the pagecache context based read-ahead/read-around
> heuristic to quickly check one pagecache range:
> - if there is any hole
> - if there is any pages
>
> Cc: Nick Piggin<nickpiggin@yahoo.com.au>
> Signed-off-by: Wu Fengguang<fengguang.wu@intel.com>

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

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