linux-kernel - Re: PROBLEM: 5.9.0-rc6 fails to compile due to 'redefinition of ‘dax

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Message-ID: <20200921095035.GC5862@quack2.suse.cz>
Date:   Mon, 21 Sep 2020 11:50:35 +0200
From:   Jan Kara <jack@...e.cz>
To:     Greg KH <gregkh@...uxfoundation.org>
Cc:     Naresh Kamboju <naresh.kamboju@...aro.org>,
        Stuart Little <achirvasub@...il.com>,
        Dan Williams <dan.j.williams@...el.com>,
        Vishal Verma <vishal.l.verma@...el.com>,
        Dave Jiang <dave.jiang@...el.com>, linux-nvdimm@...ts.01.org,
        kernel list <linux-kernel@...r.kernel.org>,
        linux- stable <stable@...r.kernel.org>,
        Adrian Huang <ahuang12@...ovo.com>,
        Mike Snitzer <snitzer@...hat.com>, dm-devel@...hat.com,
        Ira Weiny <ira.weiny@...el.com>, mpatocka@...hat.com,
        lkft-triage@...ts.linaro.org, Jan Kara <jack@...e.cz>
Subject: Re: PROBLEM: 5.9.0-rc6 fails to compile due to 'redefinition of ‘dax_supported’'

On Mon 21-09-20 09:32:18, Greg KH wrote:
> On Mon, Sep 21, 2020 at 11:34:17AM +0530, Naresh Kamboju wrote:
> > On Mon, 21 Sep 2020 at 06:34, Stuart Little <achirvasub@...il.com> wrote:
> > >
> > > I am trying to compile for an x86_64 machine (Intel(R) Core(TM) i7-7500U CPU @ 2.70GHz). The config file I am currently using is at
> > >
> > > https://termbin.com/xin7
> > >
> > > The build for 5.9.0-rc6 fails with the following errors:
> > >
> > 
> > arm and mips allmodconfig build breaks due to this error.
> 
> all my local builds are breaking now too with this :(
> 
> Was there a proposed patch anywhere for this?

Attached patch should fix the build breakage. I'm sorry for that.

								Honza
-- 
Jan Kara <jack@...e.com>
SUSE Labs, CR

View attachment "0001-dax-Fix-compilation-for-CONFIG_DAX-CONFIG_FS_DAX.patch" of type "text/x-patch" (2343 bytes)