From: Raghavendra D Prabhu <raghu.prabhu13@gmail.com>
To: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
Cc: Fengguang Wu <fengguang.wu@intel.com>,
zheng.yan@oracle.com, linux-mm@kvack.org,
linux-btrfs@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] Change the check for PageReadahead into an else-if
Date: Thu, 25 Oct 2012 02:14:07 +0530 [thread overview]
Message-ID: <20121024204407.GA3218@Archie> (raw)
In-Reply-To: <CAHGf_=qxMv20bNg2FZLCO2Ra0S+zTicxQEXu=nOTc-f3kiWj-Q@mail.gmail.com>
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Hi,
* On Tue, Oct 16, 2012 at 10:02:44PM -0400, KOSAKI Motohiro <kosaki.motohiro@gmail.com> wrote:
>On Tue, Oct 16, 2012 at 10:00 PM, Fengguang Wu <fengguang.wu@intel.com> wrote:
>> On Wed, Oct 17, 2012 at 12:28:05AM +0530, raghu.prabhu13@gmail.com wrote:
>>> From: Raghavendra D Prabhu <rprabhu@wnohang.net>
>>>
>>> >From 51daa88ebd8e0d437289f589af29d4b39379ea76, page_sync_readahead coalesces
>>> async readahead into its readahead window, so another checking for that again is
>>> not required.
>>>
>>> Signed-off-by: Raghavendra D Prabhu <rprabhu@wnohang.net>
>>> ---
>>> fs/btrfs/relocation.c | 10 ++++------
>>> mm/filemap.c | 3 +--
>>> 2 files changed, 5 insertions(+), 8 deletions(-)
>>>
>>> diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
>>> index 4da0865..6362003 100644
>>
>>> --- a/fs/btrfs/relocation.c
>>> +++ b/fs/btrfs/relocation.c
>>> @@ -2996,12 +2996,10 @@ static int relocate_file_extent_cluster(struct inode *inode,
>>> ret = -ENOMEM;
>>> goto out;
>>> }
>>> - }
>>> -
>>> - if (PageReadahead(page)) {
>>> - page_cache_async_readahead(inode->i_mapping,
>>> - ra, NULL, page, index,
>>> - last_index + 1 - index);
>>> + } else if (PageReadahead(page)) {
>>> + page_cache_async_readahead(inode->i_mapping,
>>> + ra, NULL, page, index,
>>> + last_index + 1 - index);
>>
>> That extra indent is not necessary.
>>
>> Otherwise looks good to me. Thanks!
>>
>> Reviewed-by: Fengguang Wu <fengguang.wu@intel.com>
>
>Hi Raghavendra,
>
>Indentation breakage is now welcome. Please respin it. Otherwise
>
>Acked-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Thanks, will do.
Regards,
--
Raghavendra Prabhu
GPG Id : 0xD72BE977
Fingerprint: B93F EBCB 8E05 7039 CD3C A4B8 A616 DCA1 D72B E977
www: wnohang.net
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prev parent reply other threads:[~2012-10-24 20:44 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-16 18:58 [PATCH] Change the check for PageReadahead into an else-if raghu.prabhu13
2012-10-17 2:00 ` Fengguang Wu
2012-10-17 2:02 ` KOSAKI Motohiro
2012-10-24 20:44 ` Raghavendra D Prabhu [this message]
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