diff options
Diffstat (limited to 'arch/powerpc/include/asm/book3s/64/hugetlb-radix.h')
| -rw-r--r-- | arch/powerpc/include/asm/book3s/64/hugetlb-radix.h | 15 |
1 files changed, 15 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 index 60f476493..c45189aa7 100644 --- a/arch/powerpc/include/asm/book3s/64/hugetlb-radix.h +++ b/arch/powerpc/include/asm/book3s/64/hugetlb-radix.h @@ -11,4 +11,19 @@ extern unsigned long radix__hugetlb_get_unmapped_area(struct file *file, unsigned long addr, unsigned long len, unsigned long pgoff, unsigned long flags); + +static inline int hstate_get_psize(struct hstate *hstate) +{ + unsigned long shift; + + shift = huge_page_shift(hstate); + if (shift == mmu_psize_defs[MMU_PAGE_2M].shift) + return MMU_PAGE_2M; + else if (shift == mmu_psize_defs[MMU_PAGE_1G].shift) + return MMU_PAGE_1G; + else { + WARN(1, "Wrong huge page shift\n"); + return mmu_virtual_psize; + } +} #endif |