From: Yury Norov <yury.norov@gmail.com>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: "Andy Shevchenko" <andriy.shevchenko@linux.intel.com>,
"Rasmus Villemoes" <linux@rasmusvillemoes.dk>,
"Andrew Morton" <akpm@linux-foundation.org>,
"Michał Mirosław" <mirq-linux@rere.qmqm.pl>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"Peter Zijlstra" <peterz@infradead.org>,
"David Laight" <David.Laight@aculab.com>,
"Joe Perches" <joe@perches.com>,
"Dennis Zhou" <dennis@kernel.org>,
"Emil Renner Berthing" <kernel@esmil.dk>,
"Nicholas Piggin" <npiggin@gmail.com>,
"Matti Vaittinen" <matti.vaittinen@fi.rohmeurope.com>,
"Alexey Klimov" <aklimov@redhat.com>,
linux-kernel@vger.kernel.org, "Andy Gross" <agross@kernel.org>,
"Bjorn Andersson" <bjorn.andersson@linaro.org>,
"Rafael J. Wysocki" <rafael@kernel.org>,
"Sudeep Holla" <sudeep.holla@arm.com>,
"Cristian Marussi" <cristian.marussi@arm.com>,
linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 17/49] cpufreq: replace cpumask_weight with cpumask_empty where appropriate
Date: Thu, 10 Feb 2022 21:17:59 -0800 [thread overview]
Message-ID: <YgXxh4++3/ykjjl+@yury-laptop> (raw)
In-Reply-To: <20220211043057.t6ukpdtakcht3frc@vireshk-i7>
On Fri, Feb 11, 2022 at 10:00:57AM +0530, Viresh Kumar wrote:
> On 10-02-22, 14:49, Yury Norov wrote:
> > drivers/cpufreq calls cpumask_weight() to check if any bit of a given
> > cpumask is set. We can do it more efficiently with cpumask_empty() because
> > cpumask_empty() stops traversing the cpumask as soon as it finds first set
> > bit, while cpumask_weight() counts all bits unconditionally.
> >
> > Signed-off-by: Yury Norov <yury.norov@gmail.com>
> > Reviewed-by: Sudeep Holla <sudeep.holla@arm.com> (for SCMI cpufreq driver)
> > ---
> > drivers/cpufreq/qcom-cpufreq-hw.c | 2 +-
> > drivers/cpufreq/scmi-cpufreq.c | 2 +-
> > 2 files changed, 2 insertions(+), 2 deletions(-)
>
> I already applied it yesterday and replied to you as well. Did I miss
> something ?
It appeared in next today after I prepared this series, that's why it
slipped through. Sorry for that. Please ignore this patch.
Thanks,
Yury
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next prev parent reply other threads:[~2022-02-11 5:21 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20220210224933.379149-1-yury.norov@gmail.com>
2022-02-10 22:48 ` [PATCH 12/49] perf: replace bitmap_weight with bitmap_empty where appropriate Yury Norov
2022-02-11 10:25 ` Mark Rutland
2022-02-11 17:59 ` Yury Norov
2022-02-11 17:27 ` Christophe JAILLET
2022-02-11 23:23 ` Yury Norov
2022-02-10 22:49 ` [PATCH 17/49] cpufreq: replace cpumask_weight with cpumask_empty " Yury Norov
2022-02-11 4:30 ` Viresh Kumar
2022-02-11 5:17 ` Yury Norov [this message]
2022-02-10 22:49 ` [PATCH 33/49] perf: replace bitmap_weight with bitmap_weight_eq for ThunderX2 Yury Norov
2022-02-11 10:30 ` Mark Rutland
2022-02-10 22:49 ` [PATCH 40/49] firmware: pcsi: replace cpumask_weight with cpumask_weight_eq Yury Norov
2022-02-11 9:45 ` Sudeep Holla
2022-02-11 10:32 ` Mark Rutland
2022-02-10 22:49 ` [PATCH 43/49] soc/qman: replace cpumask_weight with cpumask_weight_lt Yury Norov
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