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| author |   Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2009-01-19 14:00:57 +1100 |
|---|---|---|
| committer |   Lachlan McIlroy <lachlan@sgi.com> | 2009-01-19 14:00:57 +1100 |
| commit | 6c5200ce3c528a8f7695ee62f33ad84d8f84d444 (patch) | |
| tree | b240465c2dadbe0366a5b66d60c4776be1b7670d /arch/powerpc/mm/slice.c | |
| parent | [XFS] Remove the rest of the macro-to-function indirections. (diff) | |
| parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband (diff) | |
| download | linux-dev-6c5200ce3c528a8f7695ee62f33ad84d8f84d444.tar.xz linux-dev-6c5200ce3c528a8f7695ee62f33ad84d8f84d444.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/powerpc/mm/slice.c')
| -rw-r--r-- | arch/powerpc/mm/slice.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c index db44e02e045b..ba5194817f8a 100644 --- a/arch/powerpc/mm/slice.c +++ b/arch/powerpc/mm/slice.c @@ -710,9 +710,18 @@ int is_hugepage_only_range(struct mm_struct *mm, unsigned long addr, unsigned long len) { struct slice_mask mask, available; + unsigned int psize = mm->context.user_psize; mask = slice_range_to_mask(addr, len); - available = slice_mask_for_size(mm, mm->context.user_psize); + available = slice_mask_for_size(mm, psize); +#ifdef CONFIG_PPC_64K_PAGES + /* We need to account for 4k slices too */ + if (psize == MMU_PAGE_64K) { + struct slice_mask compat_mask; + compat_mask = slice_mask_for_size(mm, MMU_PAGE_4K); + or_mask(available, compat_mask); + } +#endif #if 0 /* too verbose */ slice_dbg("is_hugepage_only_range(mm=%p, addr=%lx, len=%lx)\n", |