linux-kernel - Re: [peterz-queue:sched/idle 45/48] vmlinux.o: warning: objtool: enter_s2idle_proper+0x78: call to ct_cpuidle

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Date:   Thu, 22 Sep 2022 16:13:22 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     kernel test robot <lkp@...el.com>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org, ndesaulniers@...gle.com
Subject: Re: [peterz-queue:sched/idle 45/48] vmlinux.o: warning: objtool:
 enter_s2idle_proper+0x78: call to ct_cpuidle_exit() leaves .noinstr.text
 section

On Thu, Sep 22, 2022 at 04:34:47AM +0800, kernel test robot wrote:

> >> vmlinux.o: warning: objtool: enter_s2idle_proper+0x78: call to ct_cpuidle_exit() leaves .noinstr.text section
> >> vmlinux.o: warning: objtool: cpuidle_enter_state+0x111: call to ct_cpuidle_exit() leaves .noinstr.text section

include/linux/cpuidle.h:static __always_inline void ct_cpuidle_exit(void)

Dear LLVM folks, ... WTF ?!?