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From: Ingo Molnar <mingo@kernel.org>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Saidgani Musaev <cpu808694@gmail.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	x86@kernel.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] arch/x86/boot: sizeof macro
Date: Fri, 29 Dec 2017 20:46:14 +0100	[thread overview]
Message-ID: <20171229194614.3iku5zg5oglrd2cl@gmail.com> (raw)
In-Reply-To: <CAHp75Vc0V_ZVsPzhE=78y9gZ91=sE1hXR_98d9-1TNcTHLy0SQ@mail.gmail.com>


* Andy Shevchenko <andy.shevchenko@gmail.com> wrote:

> On Fri, Dec 29, 2017 at 8:30 PM, Saidgani Musaev <cpu808694@gmail.com> wrote:
> 
> No changelog, no explanation why...
> No SoB tag...
> 
> > -       ireg.cx  = sizeof buf;
> > +       ireg.cx  = sizeof(buf);
> 
> sizeof is operator, not a function.
> So, what are you trying to achieve?

That's true, but in the kernel coding style we use it as a function:

  triton:~/tip> git grep 'sizeof(' | wc -l
  116570

  triton:~/tip> git grep 'sizeof [:alnum:]' | wc -l
  177

Thanks,

	Ingo

  parent reply	other threads:[~2017-12-29 19:46 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-29 18:30 [PATCH] arch/x86/boot: sizeof macro Saidgani Musaev
2017-12-29 18:41 ` Andy Shevchenko
2017-12-29 19:34   ` hacku
2017-12-29 19:46   ` Ingo Molnar [this message]
2017-12-31 11:48     ` Andy Shevchenko
2017-12-31 16:33       ` Joe Perches
2018-01-06 11:50       ` Ingo Molnar
2018-01-08 21:44         ` H. Peter Anvin

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