Subject: Re: [LKP] Re: [x86/mm/64] f154f29085:
 BUG:kernel_reboot-without-warning_in_boot_stage - clang KCOV?
To:     Borislav Petkov <bp@suse.de>, Marco Elver <elver@google.com>
CC:     Carel Si <beibei.si@intel.com>, Joerg Roedel <jroedel@suse.de>,
        LKML <linux-kernel@vger.kernel.org>,
        "x86@kernel.org" <x86@kernel.org>,
        "lkp@lists.01.org" <lkp@lists.01.org>, lkp <lkp@intel.com>,
        "bfields@fieldses.org" <bfields@fieldses.org>,
        "llvm@lists.linux.dev" <llvm@lists.linux.dev>
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From:   Yin Fengwei <fengwei.yin@intel.com>
Message-ID: <a5cb8140-5834-7649-e629-f2775cf5b9a9@intel.com>
Date:   Wed, 5 Jan 2022 10:35:20 +0800
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Hi Boris,

On 12/21/21 11:22 PM, Borislav Petkov wrote:
> And also, I'm still waiting on clang folks to chime in on the New Pass
> Manager and whether there's a bug in clang there so that we won't need
> the __no_profile annotation at all. I mean, gcc is fine with that config
> so unless clang is doing more profiling gunk than gcc and requires that
> __llvm_gcov_init constructor... see Nathan's mail upthread.

Did you get update from clang folks for this behavior? Thanks.


Regards
Yin, Fengwei