diff options
| author | Will Deacon | 2021-01-27 23:53:45 +0000 |
|---|---|---|
| committer | Peter Zijlstra | 2021-01-29 20:02:29 +0100 |
| commit | a72afd873089c697053e9daa85ff343b3140d2e7 (patch) | |
| tree | d9bbe462cc43d6e5f8caa74cc752671e795315a8 /mm/hugetlb.c | |
| parent | d8b450530b90f8845ab962af18b8a10ed77fc889 (diff) | |
tlb: mmu_gather: Remove start/end arguments from tlb_gather_mmu()
The 'start' and 'end' arguments to tlb_gather_mmu() are no longer
needed now that there is a separate function for 'fullmm' flushing.
Remove the unused arguments and update all callers.
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Will Deacon <will@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Yu Zhao <yuzhao@google.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Link: https://lore.kernel.org/r/CAHk-=wjQWa14_4UpfDf=fiineNP+RH74kZeDMo_f1D35xNzq9w@mail.gmail.com
Diffstat (limited to 'mm/hugetlb.c')
| -rw-r--r-- | mm/hugetlb.c | 16 |
1 files changed, 1 insertions, 15 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 33db4fa62c7b..89635f407232 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -3967,23 +3967,9 @@ void __unmap_hugepage_range_final(struct mmu_gather *tlb, void unmap_hugepage_range(struct vm_area_struct *vma, unsigned long start, unsigned long end, struct page *ref_page) { - struct mm_struct *mm; struct mmu_gather tlb; - unsigned long tlb_start = start; - unsigned long tlb_end = end; - /* - * If shared PMDs were possibly used within this vma range, adjust - * start/end for worst case tlb flushing. - * Note that we can not be sure if PMDs are shared until we try to - * unmap pages. However, we want to make sure TLB flushing covers - * the largest possible range. - */ - adjust_range_if_pmd_sharing_possible(vma, &tlb_start, &tlb_end); - - mm = vma->vm_mm; - - tlb_gather_mmu(&tlb, mm, tlb_start, tlb_end); + tlb_gather_mmu(&tlb, vma->vm_mm); __unmap_hugepage_range(&tlb, vma, start, end, ref_page); tlb_finish_mmu(&tlb); } |