linux-kernel - Re: [PATCH] compiler.h: Move instrumentation_begin()/end() into new <linux/instrumentation.h> header

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Message-ID: <20200604093801.GC2587@hirez.programming.kicks-ass.net>
Date:   Thu, 4 Jun 2020 11:38:01 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Ingo Molnar <mingo@...nel.org>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Borislav Petkov <bp@...en8.de>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] compiler.h: Move instrumentation_begin()/end() into new
 <linux/instrumentation.h> header

On Thu, Jun 04, 2020 at 10:19:28AM +0200, Ingo Molnar wrote:
> The tested v2 version of the patch also needed the include in 
> asm-generic/bug.h (see the fix attached below), because for 
> completeness the generic version was annotated as well - even though 
> only x86 has objtool support for now.

x86/asm/bug.h includes asm-generic/bug.h.

x86 uses the generic bug infrastructure.