linux-kernel - Re: [PATCH v5 1/2] lib/test_bitops: Add benchmark test for fns()

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Message-ID: <20240507141949.GA2746430@thelio-3990X>
Date: Tue, 7 May 2024 07:19:49 -0700
From: Nathan Chancellor <nathan@...nel.org>
To: Yury Norov <yury.norov@...il.com>
Cc: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>,
	Miguel Ojeda <ojeda@...nel.org>,
	Kuan-Wei Chiu <visitorckw@...il.com>,
	kernel test robot <lkp@...el.com>, llvm@...ts.linux.dev,
	oe-kbuild-all@...ts.linux.dev,
	Nick Desaulniers <ndesaulniers@...gle.com>,
	Bill Wendling <morbo@...gle.com>,
	Justin Stitt <justinstitt@...gle.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 1/2] lib/test_bitops: Add benchmark test for fns()

On Mon, May 06, 2024 at 03:47:24PM -0700, Yury Norov wrote:
> On Mon, May 06, 2024 at 08:08:41PM +0200, Miguel Ojeda wrote:
> > On Mon, May 6, 2024 at 7:52 PM Nathan Chancellor <nathan@...nel.org> wrote:
> > >
> > > No, unused can be used with local variables, used cannot.
> > 
> > Yeah, sorry, I meant `used`, i.e. it is that one the one that
> > constraints the combination rather than `unused`.
> > 
> > >From a quick look at the links in `compiler_attributes.h`, `unused`
> > can also be applied to types, while `used` cannot -- it is another
> > difference, but your sentence above already implies it anyway. :)
> > 
> > Thanks for the correction!
> 
> I have applied the patch in bitmap-for-next this weekend.
> 
> https://github.com/norov/linux/commit/eb21fc0c96b48d1e779a0ab16f9165a3e0cd76ad
> 
> Can you guys please take a look at it wrt the last comments? I think
> it's OK. But if not, I will resend it.

Yeah, I think it looks reasonable.

Cheers,
Nathan