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Date: Thu, 30 Jul 2020 13:22:01 +0100 From: Catalin Marinas <catalin.marinas@....com> To: Sami Tolvanen <samitolvanen@...gle.com> Cc: Will Deacon <will@...nel.org>, Ard Biesheuvel <ardb@...nel.org>, Nick Desaulniers <ndesaulniers@...gle.com>, Kees Cook <keescook@...omium.org>, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, clang-built-linux@...glegroups.com, stable@...r.kernel.org Subject: Re: [PATCH] arm64/alternatives: move length validation inside the subsection On Wed, Jul 29, 2020 at 02:51:52PM -0700, Sami Tolvanen wrote: > Commit f7b93d42945c ("arm64/alternatives: use subsections for replacement > sequences") breaks LLVM's integrated assembler, because due to its > one-pass design, it cannot compute instruction sequence lengths before the > layout for the subsection has been finalized. This change fixes the build > by moving the .org directives inside the subsection, so they are processed > after the subsection layout is known. > > Link: https://github.com/ClangBuiltLinux/linux/issues/1078 > Cc: <stable@...r.kernel.org> # 4.14+ Commit f7b93d42945c went in 5.8-rc4. Why is this cc stable from 4.14? If Will picks it up for 5.8, it doesn't even need a cc stable. Please add a Fixes: tag as well. -- Catalin
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