From: Yong Zhang <yong.zhang0@gmail.com>
To: John Stultz <john.stultz@linaro.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
David Daney <ddaney.cavm@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH] clocksource: Avoid selecting mult values that might overflow when adjusted
Date: Thu, 3 Nov 2011 11:10:49 +0800 [thread overview]
Message-ID: <20111103031049.GA13681@zhy> (raw)
In-Reply-To: <1320264087-3413-1-git-send-email-john.stultz@linaro.org>
On Wed, Nov 02, 2011 at 01:01:27PM -0700, John Stultz wrote:
> diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
> index 2b021b0e..d37c9e3 100644
> --- a/kernel/time/timekeeping.c
> +++ b/kernel/time/timekeeping.c
> @@ -820,6 +820,9 @@ static void timekeeping_adjust(s64 offset)
> } else
> return;
>
> + WARN_ONCE(timekeeper.mult+adj >
> + timekeeper.clock->mult + timekeeper.clock->maxadj,
> + "Adjusting more then 11%%");
s/then/than ; s/%%/%\n ?
Thanks,
Yong
next prev parent reply other threads:[~2011-11-03 3:11 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-02 20:01 [PATCH] clocksource: Avoid selecting mult values that might overflow when adjusted John Stultz
2011-11-03 3:10 ` Yong Zhang [this message]
2011-11-03 9:36 ` Américo Wang
2011-11-04 2:16 ` Yong Zhang
2011-11-03 12:05 ` Thomas Gleixner
2011-11-03 13:10 ` John Stultz
2011-11-03 13:26 ` Thomas Gleixner
2011-11-03 14:01 ` John Stultz
2011-11-03 14:09 ` John Stultz
2011-11-03 14:49 ` Thomas Gleixner
2011-11-03 14:52 ` Thomas Gleixner
2011-11-03 15:14 ` John Stultz
2011-11-03 21:10 ` Ingo Molnar
2011-11-04 13:11 ` John Stultz
2011-11-04 15:20 ` Ingo Molnar
2011-11-08 3:09 ` John Stultz
2011-11-08 3:11 ` Yong Zhang
2011-11-08 5:02 ` Yong Zhang
2011-11-08 21:39 ` John Stultz
2011-11-09 1:46 ` Yong Zhang
2011-11-10 15:05 ` Ingo Molnar
-- strict thread matches above, loose matches on Subject: below --
2011-11-09 2:08 John Stultz
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