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| author | Christophe Leroy <christophe.leroy@csgroup.eu> | 2022-04-09 19:17:29 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-05-05 22:11:57 +1000 |
| commit | 93ea910295cae7ad69571ed1570e5b5ca54a2f9e (patch) | |
| tree | 363682cc5638ac43333e9c716e41b12dce42b7cf /arch/powerpc/mm/slice.c | |
| parent | 2cb4de085f383cb9289083d1bedbaad046f640eb (diff) | |
| download | linux-93ea910295cae7ad69571ed1570e5b5ca54a2f9e.tar.bz2 | |
powerpc/mm: Move vma_mmu_pagesize()
vma_mmu_pagesize() is only required for slices,
otherwise there is a generic weak version doing the
exact same thing.
Move it to slice.c
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1302e000d529c93d07208f1fae90f938e7a551b4.1649523076.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/powerpc/mm/slice.c')
| -rw-r--r-- | arch/powerpc/mm/slice.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c index f42711f865f3..8a3ac062b71e 100644 --- a/arch/powerpc/mm/slice.c +++ b/arch/powerpc/mm/slice.c @@ -759,4 +759,13 @@ int slice_is_hugepage_only_range(struct mm_struct *mm, unsigned long addr, return !slice_check_range_fits(mm, maskp, addr, len); } + +unsigned long vma_mmu_pagesize(struct vm_area_struct *vma) +{ + /* With radix we don't use slice, so derive it from vma*/ + if (radix_enabled()) + return vma_kernel_pagesize(vma); + + return 1UL << mmu_psize_to_shift(get_slice_psize(vma->vm_mm, vma->vm_start)); +} #endif |