linux-kernel - Re: [PATCH] arm64: make atomic helpers __always

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Date:   Wed, 13 Jan 2021 16:06:35 +0000
From:   Catalin Marinas <catalin.marinas@....com>
To:     Arnd Bergmann <arnd@...nel.org>,
        Nathan Chancellor <natechancellor@...il.com>,
        Will Deacon <will@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Arnd Bergmann <arnd@...db.de>
Cc:     linux-arm-kernel@...ts.infradead.org,
        Mark Rutland <mark.rutland@....com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Thomas Gleixner <tglx@...utronix.de>,
        Boqun Feng <boqun.feng@...il.com>,
        clang-built-linux@...glegroups.com, linux-arch@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: make atomic helpers __always_inline

On Fri, 8 Jan 2021 10:19:56 +0100, Arnd Bergmann wrote:
> With UBSAN enabled and building with clang, there are occasionally
> warnings like
> 
> WARNING: modpost: vmlinux.o(.text+0xc533ec): Section mismatch in reference from the function arch_atomic64_or() to the variable .init.data:numa_nodes_parsed
> The function arch_atomic64_or() references
> the variable __initdata numa_nodes_parsed.
> This is often because arch_atomic64_or lacks a __initdata
> annotation or the annotation of numa_nodes_parsed is wrong.
> 
> [...]

Applied to arm64 (for-next/fixes), thanks!

[1/1] arm64: make atomic helpers __always_inline
      https://git.kernel.org/arm64/c/c35a824c3183

-- 
Catalin