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| author | Catalin Marinas <catalin.marinas@arm.com> | 2013-07-01 11:20:58 +0100 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2013-07-01 11:20:58 +0100 |
| commit | aa729dccb5e8dfbc78e2e235b8754d6acccee731 (patch) | |
| tree | f6123726a25957481e2528b9b6b0d0cfd992a5fb /include | |
| parent | ee877b5321c4dfee9dc9f2a12b19ddcd33149f6a (diff) | |
| parent | af07484863e0c20796081e57093886c22dc16705 (diff) | |
| download | linux-aa729dccb5e8dfbc78e2e235b8754d6acccee731.tar.bz2 | |
Merge branch 'for-next/hugepages' of git://git.linaro.org/people/stevecapper/linux into upstream-hugepages
* 'for-next/hugepages' of git://git.linaro.org/people/stevecapper/linux:
ARM64: mm: THP support.
ARM64: mm: Raise MAX_ORDER for 64KB pages and THP.
ARM64: mm: HugeTLB support.
ARM64: mm: Move PTE_PROT_NONE bit.
ARM64: mm: Make PAGE_NONE pages read only and no-execute.
ARM64: mm: Restore memblock limit when map_mem finished.
mm: thp: Correct the HPAGE_PMD_ORDER check.
x86: mm: Remove general hugetlb code from x86.
mm: hugetlb: Copy general hugetlb code from x86 to mm.
x86: mm: Remove x86 version of huge_pmd_share.
mm: hugetlb: Copy huge_pmd_share from x86 to mm.
Conflicts:
arch/arm64/Kconfig
arch/arm64/include/asm/pgtable-hwdef.h
arch/arm64/include/asm/pgtable.h
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/huge_mm.h | 2 | ||||
| -rw-r--r-- | include/linux/hugetlb.h | 4 |
2 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h index 528454c2caa9..26ee56c80dc7 100644 --- a/include/linux/huge_mm.h +++ b/include/linux/huge_mm.h @@ -123,7 +123,7 @@ extern void __split_huge_page_pmd(struct vm_area_struct *vma, } while (0) extern void split_huge_page_pmd_mm(struct mm_struct *mm, unsigned long address, pmd_t *pmd); -#if HPAGE_PMD_ORDER > MAX_ORDER +#if HPAGE_PMD_ORDER >= MAX_ORDER #error "hugepages can't be allocated by the buddy allocator" #endif extern int hugepage_madvise(struct vm_area_struct *vma, diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index 6b4890fa57e7..981546ad231c 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -69,6 +69,10 @@ void hugetlb_unreserve_pages(struct inode *inode, long offset, long freed); int dequeue_hwpoisoned_huge_page(struct page *page); void copy_huge_page(struct page *dst, struct page *src); +#ifdef CONFIG_ARCH_WANT_HUGE_PMD_SHARE +pte_t *huge_pmd_share(struct mm_struct *mm, unsigned long addr, pud_t *pud); +#endif + extern unsigned long hugepages_treat_as_movable; extern const unsigned long hugetlb_zero, hugetlb_infinity; extern int sysctl_hugetlb_shm_group; |