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-rw-r--r--fs/proc/task_mmu.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index eeab30fcffcc..73425398b38c 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -436,7 +436,6 @@ const struct file_operations proc_tid_maps_operations = {
#ifdef CONFIG_PROC_PAGE_MONITOR
struct mem_size_stats {
- struct vm_area_struct *vma;
unsigned long resident;
unsigned long shared_clean;
unsigned long shared_dirty;
@@ -485,7 +484,7 @@ static void smaps_pte_entry(pte_t *pte, unsigned long addr,
struct mm_walk *walk)
{
struct mem_size_stats *mss = walk->private;
- struct vm_area_struct *vma = mss->vma;
+ struct vm_area_struct *vma = walk->vma;
struct page *page = NULL;
if (pte_present(*pte)) {
@@ -509,7 +508,7 @@ static void smaps_pmd_entry(pmd_t *pmd, unsigned long addr,
struct mm_walk *walk)
{
struct mem_size_stats *mss = walk->private;
- struct vm_area_struct *vma = mss->vma;
+ struct vm_area_struct *vma = walk->vma;
struct page *page;
/* FOLL_DUMP will return -EFAULT on huge zero page */
@@ -530,8 +529,7 @@ static void smaps_pmd_entry(pmd_t *pmd, unsigned long addr,
static int smaps_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end,
struct mm_walk *walk)
{
- struct mem_size_stats *mss = walk->private;
- struct vm_area_struct *vma = mss->vma;
+ struct vm_area_struct *vma = walk->vma;
pte_t *pte;
spinlock_t *ptl;
@@ -623,10 +621,8 @@ static int show_smap(struct seq_file *m, void *v, int is_pid)
};
memset(&mss, 0, sizeof mss);
- mss.vma = vma;
/* mmap_sem is held in m_start */
- if (vma->vm_mm && !is_vm_hugetlb_page(vma))
- walk_page_range(vma->vm_start, vma->vm_end, &smaps_walk);
+ walk_page_vma(vma, &smaps_walk);
show_map_vma(m, vma, is_pid);