From: Benjamin LaHaise <bcrl@kvack.org>
To: john stultz <johnstul@us.ibm.com>
Cc: Linus Torvalds <torvalds@osdl.org>, lkml <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] kernel/timer.c: xtime lock missing
Date: Thu, 21 Oct 2004 16:29:04 -0400 [thread overview]
Message-ID: <20041021202904.GB30847@kvack.org> (raw)
In-Reply-To: <1098390198.20778.226.camel@cog.beaverton.ibm.com>
On Thu, Oct 21, 2004 at 01:23:32PM -0700, john stultz wrote:
> Looking at the comment above that function, the xtime_lock should
> already be held when executing that code. timer_interrupt() should be
> the function which grabs the lock and calls do_timer_interrupt() then
> do_timer() then update_times().
>
> Or am I missing something?
No, you're right; I'm blind. That is a very distant chain between where
the lock is acquired and where it matters, perhaps a few more comments
are in order.
-ben
--
"Time is what keeps everything from happening all at once." -- John Wheeler
next prev parent reply other threads:[~2004-10-21 20:37 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-21 19:03 [PATCH] kernel/timer.c: xtime lock missing Benjamin LaHaise
2004-10-21 20:23 ` john stultz
2004-10-21 20:29 ` Benjamin LaHaise [this message]
2004-10-25 23:09 ` George Anzinger
2004-10-26 11:04 ` Russell King
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