diff options
Diffstat (limited to 'include/asm-sparc64/pgtable.h')
| -rw-r--r-- | include/asm-sparc64/pgtable.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/asm-sparc64/pgtable.h b/include/asm-sparc64/pgtable.h index d427ce649214..ed4124edf837 100644 --- a/include/asm-sparc64/pgtable.h +++ b/include/asm-sparc64/pgtable.h @@ -752,8 +752,11 @@ extern int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from, #include <asm-generic/pgtable.h> -/* We provide our own get_unmapped_area to cope with VA holes for userland */ +/* We provide our own get_unmapped_area to cope with VA holes and + * SHM area cache aliasing for userland. + */ #define HAVE_ARCH_UNMAPPED_AREA +#define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN /* We provide a special get_unmapped_area for framebuffer mmaps to try and use * the largest alignment possible such that larget PTEs can be used. |