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powerpc fixes for 6.4 #3

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- Reinstate ARCH_FORCE_MAX_ORDER ranges to fix various breakage.
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Merge tag 'powerpc-6.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc fix from Michael Ellerman:

 - Reinstate ARCH_FORCE_MAX_ORDER ranges to fix various breakage

* tag 'powerpc-6.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
  powerpc/mm: Reinstate ARCH_FORCE_MAX_ORDER ranges
This commit is contained in:
Linus Torvalds 2023-05-27 18:09:18 -07:00
commit 416839029e
1 changed files with 6 additions and 0 deletions
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6
arch/powerpc/Kconfig
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@ -906,11 +906,17 @@ config DATA_SHIFT
config ARCH_FORCE_MAX_ORDER
int "Order of maximal physically contiguous allocations"
range 7 8 if PPC64 && PPC_64K_PAGES
default "8" if PPC64 && PPC_64K_PAGES
range 12 12 if PPC64 && !PPC_64K_PAGES
default "12" if PPC64 && !PPC_64K_PAGES
range 8 10 if PPC32 && PPC_16K_PAGES
default "8" if PPC32 && PPC_16K_PAGES
range 6 10 if PPC32 && PPC_64K_PAGES
default "6" if PPC32 && PPC_64K_PAGES
range 4 10 if PPC32 && PPC_256K_PAGES
default "4" if PPC32 && PPC_256K_PAGES
range 10 10
default "10"
help
The kernel page allocator limits the size of maximal physically