diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2009-01-22 10:03:02 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2009-01-22 10:03:02 +0100 |
| commit | 6552ebae25ffd57574c6e72d17fce67fea08b918 (patch) | |
| tree | cde6cc932c7e47d818154b011dfd8a6997d5c18e /arch/powerpc/mm/slice.c | |
| parent | 749a440b2218e9937dca8c68e23e51ca4d8d37fe (diff) | |
| parent | 336f6c322d87806ef93afad6308ac65083a865e5 (diff) | |
Merge branch 'core/debugobjects' into core/urgent
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 db44e02e045..ba5194817f8 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", |