Messages in this thread | | | Subject | Re: [v5.4 stable] arm: stm32: Regression observed on "no-map" reserved memory region | From | Alexandre TORGUE <> | Date | Wed, 12 May 2021 14:44:04 +0200 |
| |
On 5/12/21 2:34 PM, Quentin Perret wrote: > On Wednesday 12 May 2021 at 12:55:53 (+0200), Alexandre TORGUE wrote: >> We saw that patches [1] and [2] cause issue on stable version (at least for >> 5.4). As you said issue can be seen with above device tree and check in >> /proc/iomem than gpu_reserved region is taken by the kernel as "System RAM". >> >> On v5.10 stream there are no issues seen taking patches [1]&[2] and the >> reason is linked to patches [3]&[4] which have been introduced in v5.10.0. >> Reverting them give me the same behavior than on stable version. > > Thanks for confirming. Given that the patches were not really fixes, I > think reverting is still the best option. I've sent reverts to -stable > for 5.4 and prior: > > https://lore.kernel.org/stable/20210512122853.3243417-1-qperret@google.com/ >
Thanks Quentin.
alex
> Cheers, > Quentin >
| |