Building the Linux kernel with Clang and LLVM
 help / color / mirror / Atom feed
From: Dave Hansen <dave.hansen@intel.com>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Sean Christopherson <seanjc@google.com>,
	linux-kernel@vger.kernel.org, llvm@lists.linux.dev,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
	Nathan Chancellor <nathan@kernel.org>,
	Nick Desaulniers <ndesaulniers@google.com>,
	Bill Wendling <morbo@google.com>,
	Justin Stitt <justinstitt@google.com>
Subject: Re: [PATCH v2 1/1] x86/reboot: KVM: Guard nmi_shootdown_cpus_on_restart() with ifdeffery
Date: Tue, 8 Apr 2025 07:56:58 -0700	[thread overview]
Message-ID: <d40efb68-eb4e-4158-9dc6-5de101adefd1@intel.com> (raw)
In-Reply-To: <Z_U0Vn0V18KYGjkP@smile.fi.intel.com>

On 4/8/25 07:36, Andy Shevchenko wrote:
> On Tue, Apr 08, 2025 at 07:17:51AM -0700, Dave Hansen wrote:
>> On 4/8/25 05:19, Andy Shevchenko wrote:
>>> Any news here? Build error is still reproducible.
>> In the end, adding the #ifdefs leads to worse code, less maintainable
>> code. I'll take the occasional actual unused static inline in a .c file
>> over a mess of #ifdefs to make the compiler happy.
>>
>> I really think that warning needs to go away in some way, shape or form.
>> Either get rid of it entirely, or kick it out of -Wall somehow. It's a
>> super pedantic warning that leads to worse code most of the time.
> Does it mean you can take Sean's approach?

It looks fine at first glance.

  reply	other threads:[~2025-04-08 14:57 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-08 19:14 [PATCH v2 1/1] x86/reboot: KVM: Guard nmi_shootdown_cpus_on_restart() with ifdeffery Andy Shevchenko
2024-10-09 19:34 ` Sean Christopherson
2024-10-09 23:37   ` Andy Shevchenko
2024-11-04 19:08     ` Andy Shevchenko
2025-04-08 12:19       ` Andy Shevchenko
2025-04-08 14:17         ` Dave Hansen
2025-04-08 14:36           ` Andy Shevchenko
2025-04-08 14:56             ` Dave Hansen [this message]
2025-05-02 14:04               ` Andy Shevchenko
2025-05-02 14:24                 ` Dave Hansen
2025-05-02 14:30                   ` Peter Zijlstra
2025-05-02 20:59                   ` H. Peter Anvin

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=d40efb68-eb4e-4158-9dc6-5de101adefd1@intel.com \
    --to=dave.hansen@intel.com \
    --cc=andriy.shevchenko@linux.intel.com \
    --cc=bp@alien8.de \
    --cc=dave.hansen@linux.intel.com \
    --cc=hpa@zytor.com \
    --cc=justinstitt@google.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=llvm@lists.linux.dev \
    --cc=mingo@redhat.com \
    --cc=morbo@google.com \
    --cc=nathan@kernel.org \
    --cc=ndesaulniers@google.com \
    --cc=seanjc@google.com \
    --cc=tglx@linutronix.de \
    --cc=x86@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox