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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-20 00:10:27 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-20 00:10:27 -0300 |
commit | d0b2f91bede3bd5e3d24dd6803e56eee959c1797 (patch) | |
tree | 7fee4ab0509879c373c4f2cbd5b8a5be5b4041ee /arch/powerpc/include/asm/book3s/64/hugetlb-radix.h | |
parent | e914f8eb445e8f74b00303c19c2ffceaedd16a05 (diff) |
Linux-libre 4.8.2-gnupck-4.8.2-gnu
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 |