diff options
| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2016-04-29 23:26:25 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2016-05-11 21:53:55 +1000 |
| commit | 484837601d4dd048d1f8d2cedd39934bb3ad6d59 (patch) | |
| tree | d42a4ce2e1ccfd344743e71ec803cf1e245a2d1f /arch/powerpc/include/asm/book3s | |
| parent | 2f5f0dfd1e5f9840560e85ad26cb4a6f06c19e07 (diff) | |
powerpc/mm: Add radix support for hugetlb
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/include/asm/book3s')
| -rw-r--r-- | arch/powerpc/include/asm/book3s/64/hugetlb-radix.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/hugetlb-radix.h b/arch/powerpc/include/asm/book3s/64/hugetlb-radix.h new file mode 100644 index 000000000000..60f47649306f --- /dev/null +++ b/arch/powerpc/include/asm/book3s/64/hugetlb-radix.h @@ -0,0 +1,14 @@ +#ifndef _ASM_POWERPC_BOOK3S_64_HUGETLB_RADIX_H +#define _ASM_POWERPC_BOOK3S_64_HUGETLB_RADIX_H +/* + * For radix we want generic code to handle hugetlb. But then if we want + * both hash and radix to be enabled together we need to workaround the + * limitations. + */ +void radix__flush_hugetlb_page(struct vm_area_struct *vma, unsigned long vmaddr); +void radix__local_flush_hugetlb_page(struct vm_area_struct *vma, unsigned long vmaddr); +extern unsigned long +radix__hugetlb_get_unmapped_area(struct file *file, unsigned long addr, + unsigned long len, unsigned long pgoff, + unsigned long flags); +#endif |