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t=1711604783; bh=gxiY5UZLlWOxibFFRP8rSgWNhezHAFR/cKLxo5sMnvw=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=L+v8UuEh5O1tRgEFJMJ5Frrf4/ID+uUfia8uNCp3PWr94ErWQFVIA9RJ/1Ji34rSh nITbYuxDiU6daI4zgCWdKOc/Ef6ztJgQhOpDoykrvacACxsKwLB6A+7O/RNq3fAIvr DY+Cvakh6ZYloDPjzy/tbNoDXFTPzbl1VtMZG56pcFE7cJdg0GfJktJzfOfPoJSIiS yYkVd0Utalj5sB9tvwnJ2uL7kvRyKNpE456II0VPUkSb7TXxUKHjTYJ2jO32An7OZZ VH9lC6DjHAMJrk4e8f/vpS9N666M/AmMOV3SsNiQhPuZ/Luc2WFAUM4uibZ88msq0p aLE4q8CXiL67w== Message-ID: Date: Wed, 27 Mar 2024 22:46:20 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: next: arc: defconfig - gcc-9 - mmu-arcv2.h:82:2: error: implicit declaration of function 'write_aux_reg' [-Werror=implicit-function-declaration] To: Naresh Kamboju , open list , lkft-triage@lists.linaro.org, Linux Regressions , linux-mm , linux-snps-arc@lists.infradead.org Cc: Anders Roxell , Arnd Bergmann , Andrew Morton , vgupta@kernel.org References: Content-Language: en-US From: Vineet Gupta In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 86C9E4000D X-Stat-Signature: ed3buouaudf9fr6brr6b91wjrno8sm9a X-Rspam-User: X-HE-Tag: 1711604784-73712 X-HE-Meta: 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 jeOjjeZQ cSPNFtG0u1egl154Va7DkahcyMA2jFWTWdr9M0Ma+t+C8iRWiUt5yJ6VAKl5o7Hl4lZbpEvU/rFDPf0vSe+EDWqdWCbQ/DAwqHn1qY+x0VdhDtCCIt7XAk94dEPsDHLg2b0X3LflxqBYF/VJY7fFaMYSr5HGoIkbrw3dgtvNre32igVihikNYRmOhu9TJS+64787bA9OXFczupRwQnSbbhh9dxjkpQ8ZD+lUCTp1JKC5Z1xA8wCPvsjtz5Z77seSXUAtvbYasGw6FqClVIlNgktDq8GTpMvfRD320XyISHJYqZxXd0Y/Exui1iNxpXSA7WE5zv34hWda5kXTTDZEZNz2YTbhLP64xi0xw5KcGNCOXhV0o+njLhrgg0priAiQKDQQqCddCQdZsN7mS4bIDf7309FLrjanF15gLF30rrDcs6ZMnBlhy7wLJFjUuXmP3pyANtJAE/Tw7xkdWJUajXlrY4kYPFa+JS1MY X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 3/25/24 23:39, Naresh Kamboju wrote: > The following arc defconfig build warnings / errors noticed on today's > Linux next-20240326 tag. > > Regressions: > * arc - defconfig - gcc-9 build failed. > > Reported-by: Linux Kernel Functional Testing > > Build log: > --------- > arch/arc/kernel/ptrace.c:342:16: warning: no previous prototype for > 'syscall_trace_enter' [-Wmissing-prototypes] > 342 | asmlinkage int syscall_trace_enter(struct pt_regs *regs) > | ^~~~~~~~~~~~~~~~~~~ > arch/arc/kernel/kprobes.c:193:15: warning: no previous prototype for > 'arc_kprobe_handler' [-Wmissing-prototypes] > 193 | int __kprobes arc_kprobe_handler(unsigned long addr, struct > pt_regs *regs) > | ^~~~~~~~~~~~~~~~~~ > In file included from arch/arc/include/asm/mmu.h:21, > from arch/arc/include/asm/pgtable.h:14, > from include/linux/pgtable.h:6, > from include/asm-generic/io.h:1047, > from arch/arc/include/asm/io.h:232, > from include/linux/io.h:13, > from kernel/dma/coherent.c:6: > arch/arc/include/asm/mmu-arcv2.h: In function 'mmu_setup_asid': > arch/arc/include/asm/mmu-arcv2.h:82:2: error: implicit declaration of > function 'write_aux_reg' [-Werror=implicit-function-declaration] > 82 | write_aux_reg(ARC_REG_PID, asid | MMU_ENABLE); > | ^~~~~~~~~~~~~ > cc1: some warnings being treated as errors Thx for the report. Fix posted for first 2 warnings [1] I can't reproduce the last warning about write_aux_reg() despite using the config from 3rd link below. -Vineet [1] http://lists.infradead.org/pipermail/linux-snps-arc/2024-March/007916.html > > Steps to reproduce: > ------- > # tuxmake --runtime podman --target-arch arc --toolchain gcc-9 > --kconfig defconfig > > > Links: > - https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20240325/testrun/23149630/suite/build/test/gcc-9-defconfig/log > - https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20240325/testrun/23149630/suite/build/test/gcc-9-defconfig/history/ > - https://storage.tuxsuite.com/public/linaro/lkft/builds/2eA2VSZdDsL0DMBBhjoauN9IVoK/ > > -- > Linaro LKFT > https://lkft.linaro.org