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References: <20230412145300.3651840-1-glider@google.com> <202304130223.epEIvA1E-lkp@intel.com>
 <20230412140601.9308b871e38acb842c119478@linux-foundation.org>
In-Reply-To: <20230412140601.9308b871e38acb842c119478@linux-foundation.org>
From:   Alexander Potapenko <glider@google.com>
Date:   Thu, 13 Apr 2023 15:19:29 +0200
Message-ID: <CAG_fn=Wqf0E0Uo8wA5pdhgpreKZB7TPU-DiyERyG=T7bqqiJ9A@mail.gmail.com>
Subject: Re: [PATCH 1/2] mm: kmsan: handle alloc failures in kmsan_vmap_pages_range_noflush()
To:     Andrew Morton <akpm@linux-foundation.org>
Cc:     kernel test robot <lkp@intel.com>, llvm@lists.linux.dev,
        oe-kbuild-all@lists.linux.dev, urezki@gmail.com, hch@infradead.org,
        linux-kernel@vger.kernel.org, linux-mm@kvack.org, elver@google.com,
        dvyukov@google.com, kasan-dev@googlegroups.com,
        Dipanjan Das <mail.dipanjan.das@gmail.com>
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On Wed, Apr 12, 2023 at 11:06=E2=80=AFPM Andrew Morton
<akpm@linux-foundation.org> wrote:
>
> On Thu, 13 Apr 2023 02:27:19 +0800 kernel test robot <lkp@intel.com> wrot=
e:
>
> > Hi Alexander,
> >
> > kernel test robot noticed the following build errors:
> >
> > [auto build test ERROR on akpm-mm/mm-everything]
> >
> > >> include/linux/kmsan.h:291:1: error: non-void function does not retur=
n a value [-Werror,-Wreturn-type]
>
> Thanks, I'll do this:
Thanks!
I sent an updated version of the patch series, which includes your fix
as well as a couple more improvements (__must_check annotations in
particular)