linux-kernel - Re: linux-next: build failure after merge of the cgroup tree

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Message-ID: <20140226134439.GA17302@htj.dyndns.org>
Date:	Wed, 26 Feb 2014 08:44:39 -0500
From:	Tejun Heo <tj@...nel.org>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
Cc:	Greg KH <greg@...ah.com>, linux-next@...r.kernel.org,
	linux-kernel@...r.kernel.org, Li Zefan <lizefan@...wei.com>
Subject: Re: linux-next: build failure after merge of the cgroup tree

On Wed, Feb 26, 2014 at 05:46:55PM +1100, Stephen Rothwell wrote:
> Hi Tejun,
> 
> After merging the cgroup tree, today's linux-next build (powerpc
> ppc64_defconfig) failed like this:
> 
> kernel/cgroup.c: In function 'cgroup_mount':
> kernel/cgroup.c:1572:2: error: too few arguments to function 'kernfs_mount'
>   dentry = kernfs_mount(fs_type, flags, root->kf_root);
>   ^
> 
> Caused by commit 2bd59d48ebfb ("cgroup: convert to kernfs") interacting
> with commit fed95bab8d29 ("sysfs: fix namespace refcnt leak") from the
> driver-core.current tree.
> 
> I added the following merge fix patch, but it may not be completely
> correct, please check.

Yes, that should be fine for now.  I'll soon pull in Greg's tree into
cgroup and apply Li's refcnt fix to cgroup too.

Thanks.

-- 
tejun
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