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Date:   Fri, 14 Jun 2019 08:34:13 -0700
From:   Tejun Heo <tj@kernel.org>
To:     dsterba@suse.cz, dsterba@suse.com, clm@fb.com,
        josef@toxicpanda.com, axboe@kernel.dk, jack@suse.cz,
        linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-block@vger.kernel.org, kernel-team@fb.com
Subject: Re: [PATCH 7/8] Btrfs: use REQ_CGROUP_PUNT for worker thread
 submitted bios
Message-ID: <20190614153413.GD538958@devbig004.ftw2.facebook.com>
References: <20190614003350.1178444-1-tj@kernel.org>
 <20190614003350.1178444-8-tj@kernel.org>
 <20190614151524.GZ3563@twin.jikos.cz>
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Hello, David.

On Fri, Jun 14, 2019 at 05:15:24PM +0200, David Sterba wrote:
> fs/btrfs/inode.c: In function ‘cow_file_range_async’:
> fs/btrfs/inode.c:1278:4: error: implicit declaration of function ‘css_get’; did you mean ‘css_put’? [-Werror=implicit-function-declaration]
>  1278 |    css_get(blkcg_css);
>       |    ^~~~~~~
>       |    css_put
> 
> I don't have CONFIG_CGROUPS enabled in the testing kernel so this probably
> needs a wrapper so the ifdef is not in the middle of the function.

Yeah, got a bunch of kbuild warnings last night.  I'll fix them up and
send v2 patchset.

Thanks.

-- 
tejun