Messages in this thread | | | From | Will Deacon <> | Subject | Re: [PATCH v2] Revert "mm/pgtable: add stubs for {pmd/pub}_{set/clear}_huge" | Date | Wed, 21 Jul 2021 11:47:53 +0100 |
| |
On Wed, 21 Jul 2021 17:02:13 +1000, Michael Ellerman wrote: > This reverts commit c742199a014de23ee92055c2473d91fe5561ffdf. > > c742199a014d ("mm/pgtable: add stubs for {pmd/pub}_{set/clear}_huge") > breaks arm64 in at least two ways for configurations where PUD or PMD > folding occur: > > 1. We no longer install huge-vmap mappings and silently fall back to > page-granular entries, despite being able to install block entries > at what is effectively the PGD level. > > [...]
Thank you Michael! I owe you a beer next time I see you, if we don't go extinct before then.
Applied to arm64 (for-next/fixes), thanks!
[1/1] Revert "mm/pgtable: add stubs for {pmd/pub}_{set/clear}_huge" https://git.kernel.org/arm64/c/d8a719059b9d
Cheers, -- Will
https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev
| |