Re: [PATCH 08/23] interconnect: qcom: rpm: fix registration race

Jun Nie
2023-02-03T04:07:06Z

Johan Hovold <johan+linaro@kernel.org> 于2023年2月1日周三 18:16写道：
>
> The current interconnect provider registration interface is inherently
> racy as nodes are not added until the after adding the provider. This
> can specifically cause racing DT lookups to fail.
>
> Switch to using the new API where the provider is not registered until
> after it has been fully initialised.
>
> Fixes: 62feb14ee8a3 ("interconnect: qcom: Consolidate interconnect RPM support")
> Fixes: 30c8fa3ec61a ("interconnect: qcom: Add MSM8916 interconnect provider driver")
> Cc: stable@vger.kernel.org # 5.7
> Cc: Jun Nie <jun.nie@linaro.org>
> Cc: Georgi Djakov <georgi.djakov@linaro.org>
> Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
> ---
> drivers/interconnect/qcom/icc-rpm.c | 23 ++++++++++++-----------
> 1 file changed, 12 insertions(+), 11 deletions(-)
>
Reviewed-by: Jun Nie <jun.nie@linaro.org>