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Wed, 27 Mar 2024 12:22:57 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.11.0-alpha0-328-gc998c829b7-fm-20240325.002-gc998c829 MIME-Version: 1.0 Message-Id: In-Reply-To: <3922460a-4d01-4ecb-b8c5-7c57fd46f3fd@redhat.com> References: <20240327130538.680256-1-david@redhat.com> <3922460a-4d01-4ecb-b8c5-7c57fd46f3fd@redhat.com> Date: Wed, 27 Mar 2024 17:22:37 +0100 From: "Arnd Bergmann" To: "David Hildenbrand" , peterx Subject: Re: [PATCH RFC 0/3] mm/gup: consistently call it GUP-fast Content-Type: text/plain X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-s390@vger.kernel.org, Ryan Roberts , loongarch@lists.linux.dev, linux-sh@vger.kernel.org, John Hubbard , x86@kernel.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-mm@kvack.org, Mike Rapoport , Jason Gunthorpe , Vineet Gupta , linux-fsdevel@vger.kernel.org, Andrew Morton , linuxppc-dev@lists.ozlabs.org, Matt Turner , linux-arm-kernel@lists.infradead.org, Alexander Viro Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Wed, Mar 27, 2024, at 16:39, David Hildenbrand wrote: > On 27.03.24 16:21, Peter Xu wrote: >> On Wed, Mar 27, 2024 at 02:05:35PM +0100, David Hildenbrand wrote: >> >> I'm not sure what config you tried there; as I am doing some build tests >> recently, I found turning off CONFIG_SAMPLES + CONFIG_GCC_PLUGINS could >> avoid a lot of issues, I think it's due to libc missing. But maybe not the >> case there. > > CCin Arnd; I use some of his compiler chains, others from Fedora directly. For > example for alpha and arc, the Fedora gcc is "13.2.1". > > But there is other stuff like (arc): > > ./arch/arc/include/asm/mmu-arcv2.h: In function 'mmu_setup_asid': > ./arch/arc/include/asm/mmu-arcv2.h:82:9: error: implicit declaration of > function 'write_aux_reg' [-Werro > r=implicit-function-declaration] > 82 | write_aux_reg(ARC_REG_PID, asid | MMU_ENABLE); > | ^~~~~~~~~~~~~ Seems to be missing an #include of soc/arc/aux.h, but I can't tell when this first broke without bisecting. > or (alpha) > > WARNING: modpost: "saved_config" [vmlinux] is COMMON symbol > ERROR: modpost: "memcpy" [fs/reiserfs/reiserfs.ko] undefined! > ERROR: modpost: "memcpy" [fs/nfs/nfs.ko] undefined! > ERROR: modpost: "memcpy" [fs/nfs/nfsv3.ko] undefined! > ERROR: modpost: "memcpy" [fs/nfsd/nfsd.ko] undefined! > ERROR: modpost: "memcpy" [fs/lockd/lockd.ko] undefined! > ERROR: modpost: "memcpy" [crypto/crypto.ko] undefined! > ERROR: modpost: "memcpy" [crypto/crypto_algapi.ko] undefined! > ERROR: modpost: "memcpy" [crypto/aead.ko] undefined! > ERROR: modpost: "memcpy" [crypto/crypto_skcipher.ko] undefined! > ERROR: modpost: "memcpy" [crypto/seqiv.ko] undefined! Al did a series to fix various build problems on alpha, see https://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git/log/?h=work.alpha Not sure if he still has to send them to Matt, or if Matt just needs to apply them. I also have some alpha patches that I should send upstream. Arnd