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From: Thomas Gleixner <tglx@linutronix.de>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Easwar Hariharan <eahariha@linux.microsoft.com>,
	"K. Y. Srinivasan" <kys@microsoft.com>,
	Haiyang Zhang <haiyangz@microsoft.com>,
	Wei Liu <wei.liu@kernel.org>, Dexuan Cui <decui@microsoft.com>,
	linux-hyperv@vger.kernel.org,
	Anna-Maria Behnsen <anna-maria@linutronix.de>,
	Marcel Holtmann <marcel@holtmann.org>,
	Johan Hedberg <johan.hedberg@gmail.com>,
	Luiz Augusto von Dentz <luiz.dentz@gmail.com>,
	linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org,
	Michael Kelley <mhklinux@outlook.com>
Subject: Re: [PATCH v2 1/2] jiffies: Define secs_to_jiffies()
Date: Tue, 29 Oct 2024 18:25:05 +0100	[thread overview]
Message-ID: <87ed3y255a.ffs@tglx> (raw)
In-Reply-To: <CAMuHMdWFAgfgM0uCrG4uMz77-Y8CFSnpL-YM_VEFuvKTPNKZ5w@mail.gmail.com>

On Tue, Oct 29 2024 at 17:22, Geert Uytterhoeven wrote:
> On Tue, Oct 29, 2024 at 5:08 PM Thomas Gleixner <tglx@linutronix.de> wrote:
>> On Mon, Oct 28 2024 at 19:11, Easwar Hariharan wrote:
>> > diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h
>> > index 1220f0fbe5bf..e5256bb5f851 100644
>> > --- a/include/linux/jiffies.h
>> > +++ b/include/linux/jiffies.h
>> > @@ -526,6 +526,8 @@ static __always_inline unsigned long msecs_to_jiffies(const unsigned int m)
>> >       }
>> >  }
>> >
>> > +#define secs_to_jiffies(_secs) ((_secs) * HZ)
>>
>> Can you please make that a static inline, as there is no need for macro
>> magic like in the other conversions, and add a kernel doc comment which
>> documents this?
>
> Note that a static inline means it cannot be used in e.g. struct initializers,
> which are substantial users of  "<value> * HZ".

Bah. That wants to be mentioned in the change log then.

Still the macro should be documented.

Thanks,

        tglx

  reply	other threads:[~2024-10-29 17:25 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-28 19:11 [PATCH v2 0/2] Converge on secs_to_jiffies() Easwar Hariharan
2024-10-28 19:11 ` [PATCH v2 1/2] jiffies: Define secs_to_jiffies() Easwar Hariharan
2024-10-28 19:25   ` Luiz Augusto von Dentz
2024-10-29 16:08   ` Thomas Gleixner
2024-10-29 16:22     ` Geert Uytterhoeven
2024-10-29 17:25       ` Thomas Gleixner [this message]
2024-10-29 21:35         ` Easwar Hariharan
2024-11-06 22:19         ` David Laight
2024-11-06 23:55           ` Thomas Gleixner
2024-10-28 19:11 ` [PATCH v2 2/2] drivers: hv: Convert open-coded timeouts to secs_to_jiffies() Easwar Hariharan

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