From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: Sudeep Holla <sudeep.holla@arm.com>,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Cc: Thomas Gleixner <tglx@linutronix.de>,
Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Santosh Shilimkar <ssantosh@kernel.org>
Subject: Re: [PATCH 1/3] clocksource: drivers: set clockevent device cpumask to cpu_possible_mask
Date: Wed, 11 Jul 2018 18:38:33 +0200 [thread overview]
Message-ID: <f58d0930-19fc-bb5f-960f-56aa48ced79a@linaro.org> (raw)
In-Reply-To: <229f0ac1-16b5-3fcf-3d0d-60ad59ea40f8@arm.com>
On 11/07/2018 15:42, Sudeep Holla wrote:
> Hi Daniel,
>
> On 11/07/18 12:36, Daniel Lezcano wrote:
>> On 11/07/2018 13:24, Sudeep Holla wrote:
>>> Currently, quite a few clockevent devices have cpumask set to
>>> cpu_all_mask which should be fine. However, cpu_possible_mask is more
>>> accurate and if there are any other clockevent devices in the system
>>> which have cpumask set to cpu_possible_mask, then having cpu_all_mask
>>> may result in issues (mostly boot hang with forever loops in
>>> clockevents_notify_released).
>>>
>>> So, lets replace all the clockevent device cpu_all_mask to
>>> cpu_possible_mask in order to prevent above mentioned possible issue.
>>>
>>> Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
>>> Cc: Thomas Gleixner <tglx@linutronix.de>
>>> Cc: Thierry Reding <thierry.reding@gmail.com>
>>> Cc: Jonathan Hunter <jonathanh@nvidia.com>
>>> Cc: Santosh Shilimkar <ssantosh@kernel.org>
>>> Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
>>> ---
>>
>> Applied, thanks for the fix.
>>
>
> Thomas was planning to take this, see [1]
Thomas ?
Do you want to take all the series ? Or shall I take this one ?
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next prev parent reply other threads:[~2018-07-11 16:38 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-11 11:24 [PATCH 1/3] clocksource: drivers: set clockevent device cpumask to cpu_possible_mask Sudeep Holla
2018-07-11 11:24 ` [PATCH 2/3] tick: broadcast-hrtimer: use cpu_possible_mask for ce_broadcast_hrtimer Sudeep Holla
2018-08-02 12:58 ` [tip:timers/core] tick/broadcast-hrtimer: Use " tip-bot for Sudeep Holla
2018-07-11 11:24 ` [PATCH 3/3] clockevents: warn if cpu_all_mask is used for cpumask while registering new device Sudeep Holla
2018-08-02 12:39 ` Sudeep Holla
2018-08-02 12:58 ` [tip:timers/core] clockevents: Warn if cpu_all_mask is used as cpumask tip-bot for Sudeep Holla
2018-07-11 11:36 ` [PATCH 1/3] clocksource: drivers: set clockevent device cpumask to cpu_possible_mask Daniel Lezcano
2018-07-11 13:42 ` Sudeep Holla
2018-07-11 16:38 ` Daniel Lezcano [this message]
2018-07-13 22:45 ` Thomas Gleixner
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