Messages in this thread | | | Subject | Re: [PATCH RESEND v2 2/5] clk: mxl: Remove unnecessary spinlocks | From | Stephen Boyd <> | Date | Wed, 28 Sep 2022 17:16:02 -0700 |
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Quoting Rahul Tanwar (2022-09-21 23:24:25) > This driver is now switched from direct readl/writel based register > access to regmap based register acceess. Regmap already has its own > lock to serialize the register accesses across multiple cores. > > Hence, there is no need for additional spinlocks in the driver. > Remove all spinlocks which are no longer required.
Can you confirm that the driver doesn't do a read, modify, write (rmw) sequence where during the modification another CPU can rmw and corrupt the previous "read"?
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