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From: Ian Campbell <Ian.Campbell@citrix.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@elte.hu>,
	linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: Infinite loop on boot in free_early_partial due to start==end on tip/master
Date: Fri, 5 Mar 2010 19:45:42 +0000	[thread overview]
Message-ID: <1267818342.20243.35.camel@localhost.localdomain> (raw)
In-Reply-To: <4B914A61.20409@kernel.org>

On Fri, 2010-03-05 at 18:16 +0000, Yinghai Lu wrote:
> 
> > +     if (unlikely(start>=end)) {
> > +             WARN_ONCE(1, "free_early_partial get wrong start/end
> \n:);
> > +             return;
> > +     }
> > + 

Sure, although this can be written:

if (WARN_ONCE(start >= end, "free_early_partial.....\n"))
return;

Updated patch to follow.

Ian.




  reply	other threads:[~2010-03-05 19:45 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-05 15:03 Infinite loop on boot in free_early_partial due to start==end on tip/master Ian Campbell
2010-03-05 18:16 ` Yinghai Lu
2010-03-05 19:45   ` Ian Campbell [this message]
2010-03-05 19:49   ` [PATCH] x86: do not free zero sized per cpu areas Ian Campbell
2010-03-05 19:51     ` Yinghai Lu
2010-03-19 19:24   ` Yinghai Lu
2010-03-19 21:42     ` H. Peter Anvin
2010-03-19 22:18   ` [PATCH -v3] " Yinghai Lu
2010-03-19 22:21     ` H. Peter Anvin
2010-03-19 23:24       ` Yinghai Lu
2010-03-19 23:29         ` H. Peter Anvin
2010-03-19 23:45           ` [PATCH -v4] " Yinghai Lu
2010-03-20  1:00             ` Linus Torvalds
2010-03-20  1:59               ` [PATCH -v5] " Yinghai Lu
2010-03-20  2:41                 ` Linus Torvalds
2010-03-20  6:38                   ` [PATCH -v6] " Yinghai Lu
2010-03-20  7:12                     ` Ian Campbell
2010-03-22 17:30                     ` [LKML] " Konrad Rzeszutek Wilk
2010-03-19 23:35         ` [PATCH -v3] " Ian Campbell
2010-03-19 23:43           ` Ian Campbell
2010-03-19 23:43           ` H. Peter Anvin
2010-03-19 18:28 ` Infinite loop on boot in free_early_partial due to start==end on tip/master Konrad Rzeszutek Wilk
2010-03-19 19:04   ` Yinghai Lu
2010-03-19 19:34     ` Ian Campbell
2010-03-19 20:04       ` [LKML] " Konrad Rzeszutek Wilk
2010-03-19 21:17         ` Yinghai Lu
2010-03-19 21:37           ` Ian Campbell
2010-03-20  3:37           ` Tejun Heo

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