Re: [PATCH] drm/msm/gpu: Drop qos request if devm_devfreq_add_device() fails

2022-08-01 Thread Dmitry Baryshkov
On 08/07/2022 19:26, Bjorn Andersson wrote: In the event that devm_devfreq_add_device() fails the device's qos freq list is left referencing df->idle_freq and df->boost_freq. Attempting to initialize devfreq again after a probe deferral will then cause invalid memory accesses in dev_pm_qos_add_re

Re: [PATCH] drm/msm/gpu: Drop qos request if devm_devfreq_add_device() fails

2022-08-01 Thread Rob Clark
On Fri, Jul 8, 2022 at 9:24 AM Bjorn Andersson wrote: > > In the event that devm_devfreq_add_device() fails the device's qos freq > list is left referencing df->idle_freq and df->boost_freq. Attempting to > initialize devfreq again after a probe deferral will then cause invalid > memory accesses i

[PATCH] drm/msm/gpu: Drop qos request if devm_devfreq_add_device() fails

2022-07-08 Thread Bjorn Andersson
In the event that devm_devfreq_add_device() fails the device's qos freq list is left referencing df->idle_freq and df->boost_freq. Attempting to initialize devfreq again after a probe deferral will then cause invalid memory accesses in dev_pm_qos_add_request(). Fix this by dropping the requests in