linux-ext4 - Re: mbcache: fix to detect failure of register

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Date:   Thu, 1 Sep 2016 00:19:01 +0800
From:   Chao Yu <chao@...nel.org>
To:     Theodore Ts'o <tytso@....edu>
Cc:     jack@...e.cz, viro@...iv.linux.org.uk, linux-ext4@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, Chao Yu <yuchao0@...wei.com>
Subject: Re: mbcache: fix to detect failure of register_shrinker

On 2016/8/31 23:48, Theodore Ts'o wrote:
> On Wed, Aug 31, 2016 at 11:31:17PM +0800, Chao Yu wrote:
>> On 2016/7/6 4:16, Theodore Ts'o wrote:
>>> On Mon, May 16, 2016 at 11:16:38PM +0800, Chao Yu wrote:
>>>> From: Chao Yu <yuchao0@...wei.com>
>>>>
>>>> register_shrinker in mb_cache_create may fail due to no memory. This
>>>> patch fixes to do the check of return value of register_shrinker and
>>>> handle the error case, otherwise mb_cache_create may return with no
>>>> error, but losing the inner shrinker.
>>>>
>>>> Signed-off-by: Chao Yu <yuchao0@...wei.com>
>>>> Reviewed-by: Jan Kara <jack@...e.cz>
>>>
>>> Applied, thanks.  (Apologies for the delay; this patch slipped through
>>> the cracks.)
>>
>> Ping, didn't see it in mainline, is this patch still under testing now?
> 
> I'm sorry, I'm not sure how it got dropped, but it's not in mainline
> and I'm not sure how it got dropped from the ext4 tree.
> 
> It's now queued up in the dev tree.
> 
> Thanks for checking back,

Thanks for merging! ;)

> 
> 						- Ted
> 
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