Messages in this thread | | | Date | Sun, 10 Sep 2023 17:52:49 -0700 | From | Guenter Roeck <> | Subject | Re: [PATCH v2 3/5] hwmon: (sch5627) Use regmap for pwm map register caching |
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On Thu, Sep 07, 2023 at 07:26:37AM +0200, Armin Wolf wrote: > Accessing virtual registers is very inefficient, so pwm map values > should be cached when possible, else userspace could effectively do > a DOS attack by reading pwm map values in a while loop. > Use the regmap cache to cache those values. > > Tested on a Fujitsu Esprimo P720. > > Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Applied.
Thanks, Guenter
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