lkml.org 
[lkml]   [2022]   [Apr]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH v8 40/70] um: remove vma linked list walk
    Date
    From: "Matthew Wilcox (Oracle)" <willy@infradead.org>

    Use the VMA iterator instead.

    Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
    Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
    ---
    arch/um/kernel/tlb.c | 14 ++++++--------
    1 file changed, 6 insertions(+), 8 deletions(-)

    diff --git a/arch/um/kernel/tlb.c b/arch/um/kernel/tlb.c
    index bc38f79ca3a3..ad449173a1a1 100644
    --- a/arch/um/kernel/tlb.c
    +++ b/arch/um/kernel/tlb.c
    @@ -584,21 +584,19 @@ void flush_tlb_mm_range(struct mm_struct *mm, unsigned long start,

    void flush_tlb_mm(struct mm_struct *mm)
    {
    - struct vm_area_struct *vma = mm->mmap;
    + struct vm_area_struct *vma;
    + VMA_ITERATOR(vmi, mm, 0);

    - while (vma != NULL) {
    + for_each_vma(vmi, vma)
    fix_range(mm, vma->vm_start, vma->vm_end, 0);
    - vma = vma->vm_next;
    - }
    }

    void force_flush_all(void)
    {
    struct mm_struct *mm = current->mm;
    - struct vm_area_struct *vma = mm->mmap;
    + struct vm_area_struct *vma;
    + VMA_ITERATOR(vmi, mm, 0);

    - while (vma != NULL) {
    + for_each_vma(vmi, vma)
    fix_range(mm, vma->vm_start, vma->vm_end, 1);
    - vma = vma->vm_next;
    - }
    }
    --
    2.35.1
    \
     
     \ /
      Last update: 2022-04-26 17:09    [W:5.247 / U:0.900 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site