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(parent: 89f98d7) | patch
cpufreq: stats: Use lock by stat to replace global spin lock
authorKyle Lin <linkyle0915@gmail.com>
Tue, 9 Apr 2019 08:43:04 +0000 (16:43 +0800)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Tue, 9 Apr 2019 09:31:48 +0000 (11:31 +0200)
commitfcccc5c838c1999785a5aeb9e3bdcd00957f3e15
tree1de386fdc69b147772d49562c6f579a28263096ctree | snapshot
parent89f98d7e5fa8f7e1ba627537dc8a3cef5add7b04commit | diff
cpufreq: stats: Use lock by stat to replace global spin lock

Stats is updated by each policy, using the lock by stat can
reduce the contention.

Signed-off-by: Kyle Lin <linkyle0915@gmail.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/cpufreq/cpufreq_stats.c diff | blob | history
John Crispins staging tree