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| author | Nicholas Piggin <npiggin@gmail.com> | 2021-12-01 15:41:50 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-12-09 12:40:24 +0100 |
| commit | debeda017189e40bff23d1c3d2e4567ca8541aed (patch) | |
| tree | f82896f7267656ea2448eb43fbca485a18d2901f /arch/powerpc/include/asm | |
| parent | powerpc/64s: Fix radix MMU when MMU_FTR_HPTE_TABLE is clear (diff) | |
| download | linux-debeda017189e40bff23d1c3d2e4567ca8541aed.tar.xz linux-debeda017189e40bff23d1c3d2e4567ca8541aed.zip | |
powerpc/64s: Always define arch unmapped area calls
To avoid any functional changes to radix paths when building with hash
MMU support disabled (and CONFIG_PPC_MM_SLICES=n), always define the
arch get_unmapped_area calls on 64s platforms.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20211201144153.2456614-16-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/include/asm')
| -rw-r--r-- | arch/powerpc/include/asm/book3s/64/hash.h | 4 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/book3s/64/mmu.h | 6 |
2 files changed, 6 insertions, 4 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/hash.h b/arch/powerpc/include/asm/book3s/64/hash.h index 674fe0e890dc..a7a0572f3846 100644 --- a/arch/powerpc/include/asm/book3s/64/hash.h +++ b/arch/powerpc/include/asm/book3s/64/hash.h @@ -99,10 +99,6 @@ * Defines the address of the vmemap area, in its own region on * hash table CPUs. */ -#ifdef CONFIG_PPC_MM_SLICES -#define HAVE_ARCH_UNMAPPED_AREA -#define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN -#endif /* CONFIG_PPC_MM_SLICES */ /* PTEIDX nibble */ #define _PTEIDX_SECONDARY 0x8 diff --git a/arch/powerpc/include/asm/book3s/64/mmu.h b/arch/powerpc/include/asm/book3s/64/mmu.h index 8c500dd6fee4..a265c5618ce8 100644 --- a/arch/powerpc/include/asm/book3s/64/mmu.h +++ b/arch/powerpc/include/asm/book3s/64/mmu.h @@ -4,6 +4,12 @@ #include <asm/page.h> +#ifdef CONFIG_HUGETLB_PAGE +#define HAVE_ARCH_HUGETLB_UNMAPPED_AREA +#endif +#define HAVE_ARCH_UNMAPPED_AREA +#define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN + #ifndef __ASSEMBLY__ /* * Page size definition |