linux-kernel - Re: [PATCH] prevent timespec/timeval to ktime

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Date:	Sun, 3 Sep 2006 05:13:03 +0200
From:	Frank v Waveren <fvw@....cx>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Andrew Morton <akpm@...l.org>, Ingo Molnar <mingo@...e.hu>,
	LKML <linux-kernel@...r.kernel.org>,
	Paul Eggert <eggert@...UCLA.EDU>
Subject: Re: [PATCH] prevent timespec/timeval to ktime_t overflow

On Sat, Sep 02, 2006 at 08:44:39PM +0200, Thomas Gleixner wrote:
> On Sat, 2006-09-02 at 13:04 +0200, Frank v Waveren wrote:
> > Here's a different patch, which should actually sleep for the
> > specified amount of time up to 2^64 seconds with a loop around the
> > sleeps and a tally of how long is left to sleep. It does mean we wake
> > up once every 300 years on long sleeps, but that shouldn't cause any
> > huge performance problems.
>
> Which non academic problem is solved by this patch ?
Compared to a current linus kernel, it fixes the overflow problem.
Compared to the current mm (good job on finding the sneaky bug in that
one by the way) it doesn't fix anything additional, but still fixes
all of the same things plus the academic problems. And it makes the
GNU coreutils people happy, which is rarely a bad thing.

-- 
Frank v Waveren                                  Key fingerprint: BDD7 D61E
fvw@....cx                                              5D39 CF05 4BFC F57A
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