Re: [PATCH] soc: qcom: rpmh-rsc: Set suppress_bind_attrs flag

Stephen Boyd
2020-06-22T09:03:15Z

Quoting Maulik Shah (2020-06-21 23:53:25)
> rpmh-rsc driver is fairly core to system and should not be removable
> once its probed. However it allows to unbind driver from sysfs using
> below command which results into a crash on sc7180.

What is the crash? The world falls apart because rpmh APIs start
referencing pointers that point to freed memory?

>
> echo 18200000.rsc > /sys/bus/platform/drivers/rpmh/unbind
>
> Lets prevent unbind at runtime by setting suppress_bind_attrs flag.

Ok. But when the Android module brigade comes knocking they'll have to
revert this change and solve this problem too. Have fun!

>
> Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
> ---

Reviewed-by: Stephen Boyd <swboyd@chromium.org>