linux-kernel - Re: [RFC PATCH] time: Fix truncation in jiffies_to

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Message-ID: <20140408153412.0648fb96@gandalf.local.home>
Date:	Tue, 8 Apr 2014 15:34:12 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Frederic Weisbecker <fweisbec@...il.com>
Cc:	Tony Luck <tony.luck@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...hat.com>,
	Mauro Chehab <m.chehab@...sung.com>
Subject: Re: [RFC PATCH] time: Fix truncation in jiffies_to_usecs()

On Tue, 8 Apr 2014 20:56:13 +0200
Frederic Weisbecker <fweisbec@...il.com> wrote:
 
> So it may indeed be a better idea to first create a standalone jiffies_to_nsecs().
> It can then be used to deprecate and replace most (if not all) calls to jiffies_to_usecs()
> altogether. Just the conversion must be made one by one to make sure that users can
> handle that.
> 
> Of course a big fat comment on jiffies_to_usecs() to describe that it's unsafe
> and deprecated would help a bit.

Sure, sounds like a plan.

-- Steve
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