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

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Date:   Wed, 31 Aug 2016 11:48:31 -0400
From:   Theodore Ts'o <tytso@....edu>
To:     Chao Yu <chao@...nel.org>
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 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,

						- Ted
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