clear_soft_dirty_pmd() is called by clear_refs_write(CLEAR_REFS_SOFT_DIRTY),
VM_SOFTDIRTY was already cleared before walk_page_range().
Signed-off-by: Oleg Nesterov <o...@redhat.com>
---
fs/proc/task_mmu.c | 3 ---
1 files changed, 0 insertions(+), 3 deletions(-)
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 187b3b5..1a02b15 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -817,9 +817,6 @@ static inline void clear_soft_dirty_pmd(struct
vm_area_struct *vma,
pmd = pmd_wrprotect(pmd);
pmd = pmd_clear_soft_dirty(pmd);
- if (vma->vm_flags & VM_SOFTDIRTY)
- vma->vm_flags &= ~VM_SOFTDIRTY;
-
set_pmd_at(vma->vm_mm, addr, pmdp, pmd);
}
#else
--
1.5.5.1
--
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