[PATCH v3 3/9] mm/hugetlb: Move flush_hugetlb_tlb_range() into hugetlb.h
From: Axel Rasmussen <axelrasmussen@google.com>
Date: 2021-01-28 22:52:08
Also in:
linux-fsdevel, lkml
Subsystem:
hugetlb subsystem, memory management, the rest · Maintainers:
Muchun Song, Oscar Salvador, Andrew Morton, Linus Torvalds
From: Peter Xu <peterx@redhat.com> Prepare for it to be called outside of mm/hugetlb.c. Signed-off-by: Peter Xu <peterx@redhat.com> Signed-off-by: Axel Rasmussen <axelrasmussen@google.com> --- include/linux/hugetlb.h | 8 ++++++++ mm/hugetlb.c | 8 -------- 2 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 4508136c8376..f94a35296618 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h@@ -962,4 +962,12 @@ static inline bool want_pmd_share(struct vm_area_struct *vma) #endif } +#ifndef __HAVE_ARCH_FLUSH_HUGETLB_TLB_RANGE +/* + * ARCHes with special requirements for evicting HUGETLB backing TLB entries can + * implement this. + */ +#define flush_hugetlb_tlb_range(vma, addr, end) flush_tlb_range(vma, addr, end) +#endif + #endif /* _LINUX_HUGETLB_H */
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index d46f50a99ff1..30a087dda57d 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c@@ -4924,14 +4924,6 @@ long follow_hugetlb_page(struct mm_struct *mm, struct vm_area_struct *vma, return i ? i : err; } -#ifndef __HAVE_ARCH_FLUSH_HUGETLB_TLB_RANGE -/* - * ARCHes with special requirements for evicting HUGETLB backing TLB entries can - * implement this. - */ -#define flush_hugetlb_tlb_range(vma, addr, end) flush_tlb_range(vma, addr, end) -#endif - unsigned long hugetlb_change_protection(struct vm_area_struct *vma, unsigned long address, unsigned long end, pgprot_t newprot) {
--
2.30.0.365.g02bc693789-goog