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Message-ID: <51E04957.3080601@sr71.net>
Date: Fri, 12 Jul 2013 11:22:15 -0700
From: Dave Hansen <dave@...1.net>
To: David Ahern <dsahern@...il.com>
CC: Dave Jones <davej@...hat.com>, Dave Hansen <dave.hansen@...el.com>,
Ingo Molnar <mingo@...nel.org>,
Markus Trippelsdorf <markus@...ppelsdorf.de>,
Thomas Gleixner <tglx@...utronix.de>,
Linus Torvalds <torvalds@...ux-foundation.org>,
Linux Kernel <linux-kernel@...r.kernel.org>,
Peter Anvin <hpa@...or.com>,
Peter Zijlstra <peterz@...radead.org>,
Dave Hansen <dave.hansen@...ux.intel.com>
Subject: Re: Yet more softlockups.
On 07/12/2013 11:07 AM, David Ahern wrote:
> And Dave Hansen: I think nmi.c has the same do_div problem as
> kernel/events/core.c that Stephane fixed. Your patch has:
>
> whole_msecs = do_div(delta, (1000 * 1000));
> decimal_msecs = do_div(delta, 1000) % 1000;
Yup. There should be fixes in the x86 tip tree for both of these now.
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