linux-kernel - Re: xfs_iomap.c:undefined reference to `put

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Date:   Mon, 15 May 2017 16:23:12 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Dan Williams <dan.j.williams@...el.com>
Cc:     kbuild test robot <fengguang.wu@...el.com>, kbuild-all@...org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Jan Kara <jack@...e.com>
Subject: Re: xfs_iomap.c:undefined reference to `put_dax'

On Mon, May 15, 2017 at 4:05 PM, Dan Williams <dan.j.williams@...el.com> wrote:
> On Mon, May 15, 2017 at 6:59 AM, Arnd Bergmann <arnd@...db.de> wrote:
>> On Mon, May 15, 2017 at 3:38 PM, Dan Williams <dan.j.williams@...el.com> wrote:

>>>
>>> I have this patch out for testing.
>>>
>>> https://patchwork.kernel.org/patch/9725515/
>>
>> That looks good for the file system parts, but what about drivers/md/dm.c,
>> do you have another patch for that one? With just the one patch you
>> quoted, that would break when dax_get_by_host() gets removed.
>>
>
> BLK_DEV_DM selects DAX so dax_get_by_host() should always be available.

Got it, I just misread your patch and I agree this should work fine.

        Arnd