Re: [PATCH v1 1/8] powerpc/32s: Always map kernel text and rodata with BATs

From: Michael Ellerman
Date: Thu Dec 10 2020 - 06:32:34 EST


On Wed, 25 Nov 2020 07:10:46 +0000 (UTC), Christophe Leroy wrote:
> Since commit 2b279c0348af ("powerpc/32s: Allow mapping with BATs with
> DEBUG_PAGEALLOC"), there is no real situation where mapping without
> BATs is required.
>
> In order to simplify memory handling, always map kernel text
> and rodata with BATs even when "nobats" kernel parameter is set.
>
> [...]

Applied to powerpc/next.

[1/8] powerpc/32s: Always map kernel text and rodata with BATs
https://git.kernel.org/powerpc/c/035b19a15a98907916a42a6b1d025877c42f10ad
[2/8] powerpc/32s: Don't hash_preload() kernel text
https://git.kernel.org/powerpc/c/79d1befe054ad4adb277fbd2d2756b1394eaf24e
[3/8] powerpc/32s: Fix an FTR_SECTION_ELSE
https://git.kernel.org/powerpc/c/7b107a71e732c298d684ee1bafd82f1a2be58d5e
[4/8] powerpc/32s: Don't use SPRN_SPRG_PGDIR in hash_page
https://git.kernel.org/powerpc/c/03d701c2d9b0091cf8e96cb49ab7d2a6a9f19937
[5/8] powerpc/603: Use SPRN_SDR1 to store the pgdir phys address
https://git.kernel.org/powerpc/c/c4a22611bf6ced73d86bdfc0604d7db8982a24a4
[6/8] powerpc/32: Simplify EXCEPTION_PROLOG_1 macro
https://git.kernel.org/powerpc/c/6285f9cff570bfd07b542840912c1d01bd5428e0
[7/8] powerpc/32s: Use SPRN_SPRG_SCRATCH2 in DSI prolog
https://git.kernel.org/powerpc/c/de1cd0790697e67b728de43e8657bb52f528bfb9
[8/8] powerpc/32: Use SPRN_SPRG_SCRATCH2 in exception prologs
https://git.kernel.org/powerpc/c/d2e006036082e2dc394c5ec86c5bb88cc27c0749

cheers