[PATCH 00/14] powerpc/rtas: various cleanups and improvements

[Michael Ellerman]

On Tue, 8 Mar 2022 23:50:33 +1000, Nicholas Piggin wrote:
> I had a bunch of random little fixes and cleanups around and
> was prompted to put them together and make a change to call
> RTAS with MSR[RI] enabled because of a report of the hard
> lockup watchdog NMI IPI hitting in an rtas call which then
> crashed because it's unrecoverable.
> 
> Could possibly move patch 9 earlier if it would help with
> backporting.
> 
> [...]

Patches 1-4, 7, 9 & 13 applied to powerpc/next.

[01/14] powerpc/rtas: Move rtas entry assembly into its own file
        https://git.kernel.org/powerpc/c/838ee286ecc9a3c76e6bd8f5aaad0c8c5c66b9ca
[02/14] powerpc/rtas: Make enter_rtas a nokprobe symbol on 64-bit
        https://git.kernel.org/powerpc/c/07940b4b61cf0cbcfb9e4226c07318f737157c42
[03/14] powerpc/rtas: Fix whitespace in rtas_entry.S
        https://git.kernel.org/powerpc/c/4e949faae2bd42783a2b2b732b7bf17557d94cfb
[04/14] powerpc/rtas: Call enter_rtas with MSR[EE] disabled
        https://git.kernel.org/powerpc/c/c5a65e0a420d50655bf692fc7386813683c0cd81
[07/14] powerpc/rtas: PACA can be restored directly from SPRG
        https://git.kernel.org/powerpc/c/5c86bd02b3c3ef68a109fa7e690ad62d3091f6d4
[09/14] powerpc/rtas: Leave MSR[RI] enabled over RTAS call
        https://git.kernel.org/powerpc/c/014b2e896cc8445fcc04636e69bf5f9e24281daa
[13/14] powerpc/rtas: enture rtas_call is called with MMU enabled
        https://git.kernel.org/powerpc/c/804c0a166ffea628eb7ef72b9fd710883cb1fa8f

cheers