Re: [v5.4 stable] arm: stm32: Regression observed on "no-map" reserved memory region

On Wednesday 21 Apr 2021 at 08:17:28 (-0700), Florian Fainelli wrote:

5.10.31 works correctly and shows the following for my platform:

40000000-fdffefff : System RAM
  40200000-40eaffff : Kernel code
  40eb0000-4237ffff : reserved
  42380000-425affff : Kernel data
  45000000-450fffff : reserved
  47000000-4704ffff : reserved
  4761e000-47624fff : reserved
  f8c00000-fdbfffff : reserved
fdfff000-ffffffff : reserved
100000000-13fffffff : System RAM
  13b000000-13effffff : reserved
  13f114000-13f173fff : reserved
  13f174000-13f774fff : reserved
  13f775000-13f7e8fff : reserved
  13f7eb000-13f7ecfff : reserved
  13f7ed000-13f7effff : reserved
  13f7f0000-13fffffff : reserved

OK, so if we're confident this works from 5.10 onwards, I would suggest
to follow Ard's original suggestion to revert this patch from older
LTSes as we're clearly missing something there.

Thanks,
Quentin