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Thu, 13 Apr 2023 06:20:06 -0700 (PDT) MIME-Version: 1.0 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 Date: Thu, 13 Apr 2023 15:19:29 +0200 Message-ID: Subject: Re: [PATCH 1/2] mm: kmsan: handle alloc failures in kmsan_vmap_pages_range_noflush() To: Andrew Morton Cc: kernel test robot , 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 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 65194A001B X-Rspam-User: X-Stat-Signature: wqdxihyda9xq9ojpcui859x3rucaqwha X-HE-Tag: 1681392007-819883 X-HE-Meta: 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 blE2PLWx CbzigGxAT/8NqYhvo98zJL3NCHOLpBg1OQAtifNDg3sHA4RiOuwHjN9DzWJi4YWHehakS+qTxBu6DYZPc8zYZy2SwEmCyChysuDdABw900crY+H+dj24cX3oqfk6EPQWOCDK5isLebsc1LxIudZT00PZs9M0MMUwUqhBBZoIrwgclMT6oSgCsGCH43e6DloQtPkpidL6+nFCx+gkVqQcl4F9xY5i0dmpb0s1dKBwXnpBX/LdhYXEWY/8mActue6Z1QpV714ijuqibn/YBHrBTW84t06a3PPdjllCEk+pW6/aNE65CzICRpyNZwGv/XmpXIraiM4tYL82j1AoKTe40T+DYe/avcTuO+jwaCG6sZD0gL7jwjsUFOrWE6zmhlp2PttgxBSnv7cuEKk1PlBhKKCaTyvJdC+uUMzo04egzAkYNvH0WzlNq2QDRqqKFEe0tGuOW X-Bogosity: Ham, tests=bogofilter, spamicity=0.000016, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Apr 12, 2023 at 11:06=E2=80=AFPM Andrew Morton wrote: > > On Thu, 13 Apr 2023 02:27:19 +0800 kernel test robot 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)