From: Thomas Gleixner <tglx@linutronix.de>
To: "Lee, Zhuo-hao" <zhuo-hao.lee@intel.com>
Cc: John Stultz <john.stultz@linaro.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
"zhuohao.lee82@gmail.com" <zhuohao.lee82@gmail.com>
Subject: RE: [PATCH v2] alarmtimer: fix unexpected rtc interrupt when system resume from S3
Date: Mon, 16 Nov 2015 19:00:48 +0100 (CET) [thread overview]
Message-ID: <alpine.DEB.2.11.1511161848010.3761@nanos> (raw)
In-Reply-To: <12EF70CDEA59BA47AD9EC69F20130B3401AEC69D@PGSMSX103.gar.corp.intel.com>
On Sat, 14 Nov 2015, Lee, Zhuo-hao wrote:
> (1). alarmtimer create a rtc wake up timer however alarmtimer won't
> remove that timer if the system wake up earlier
That's hardly a bug. That's a slight incorrectness which needs to be
fixed.
> (2). rtc wake up timer will trigger hpet_rtc_interrupt continuously
> until timer timeout.
> This patch only fixed (1). Fixing (1) can avoid (2).
> However, The (2) is another story which it is not covered by this patch.
And that's the real interesting question. Why is hpet_rtc_interrupt
continously triggered?
Thanks,
tglx
next prev parent reply other threads:[~2015-11-16 18:01 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-05 5:50 zhuo-hao.lee
2015-11-09 2:26 ` Lee, Zhuo-hao
2015-11-13 20:32 ` John Stultz
2015-11-14 14:12 ` Lee, Zhuo-hao
2015-11-16 18:00 ` Thomas Gleixner [this message]
2015-11-17 7:02 ` Lee, Zhuo-hao
2015-11-17 10:06 ` Thomas Gleixner
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