linux-kernel - Re: compat_sys_times() bogus until jiffies >= 0.

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Message-ID: <4733206C.8030903@nortel.com>
Date:	Thu, 08 Nov 2007 08:42:52 -0600
From:	"Chris Friesen" <cfriesen@...tel.com>
To:	Andreas Schwab <schwab@...e.de>
CC:	David Miller <davem@...emloft.net>, paulus@...ba.org,
	akpm@...ux-foundation.org, lkml@...idb.org,
	linux-kernel@...r.kernel.org, drepper@...hat.com,
	mtk-manpages@....net
Subject: Re: compat_sys_times() bogus until jiffies >= 0.

Andreas Schwab wrote:

> A possible remedy is to return the ticks since process start time, which
> delays the wrap around much further.  POSIX only demands consistency
> within the same process.

This would be an interesting solution.

The man page for linux states that the return code is time since system 
boot, so that could realistically be expected to correlate between 
different processes.

Could we get away with changing the man page and breaking any apps 
relying on this previously-documented behaviour?



Chris
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