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[198.145.64.163]) by smtp.gmail.com with ESMTPSA id z29sm175922pgc.68.2020.11.24.14.22.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 24 Nov 2020 14:22:32 -0800 (PST) Date: Tue, 24 Nov 2020 14:22:31 -0800 From: Kees Cook To: Nick Desaulniers Subject: Re: [PATCH v2 2/2] kbuild: Disable CONFIG_LD_ORPHAN_WARN for ld.lld 10.0.1 Message-ID: <202011241421.A2F3062A70@keescook> References: <20201113195553.1487659-1-natechancellor@gmail.com> <20201119204656.3261686-2-natechancellor@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: 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: Michal Marek , "kernelci . org bot" , Linux Kbuild mailing list , Mark Brown , Catalin Marinas , Masahiro Yamada , "maintainer:X86 ARCHITECTURE \(32-BIT AND 64-BIT\)" , Russell King , LKML , linuxppc-dev , Arvind Sankar , Ingo Molnar , Borislav Petkov , clang-built-linux , Nathan Chancellor , Will Deacon , Thomas Gleixner , Linux ARM Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Thu, Nov 19, 2020 at 01:13:27PM -0800, Nick Desaulniers wrote: > On Thu, Nov 19, 2020 at 12:57 PM Nathan Chancellor > wrote: > > > > ld.lld 10.0.1 spews a bunch of various warnings about .rela sections, > > along with a few others. Newer versions of ld.lld do not have these > > warnings. As a result, do not add '--orphan-handling=warn' to > > LDFLAGS_vmlinux if ld.lld's version is not new enough. > > > > Link: https://github.com/ClangBuiltLinux/linux/issues/1187 > > Link: https://github.com/ClangBuiltLinux/linux/issues/1193 > > Reported-by: Arvind Sankar > > Reported-by: kernelci.org bot > > Reported-by: Mark Brown > > Reviewed-by: Kees Cook > > Signed-off-by: Nathan Chancellor > > Thanks for the additions in v2. > Reviewed-by: Nick Desaulniers I'm going to carry this for a few days in -next, and if no one screams, ask Linus to pull it for v5.10-rc6. Thanks! -- Kees Cook