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-rw-r--r--fs/proc/task_mmu.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 7e5e7ec2e36..d2fa42006d8 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -419,7 +419,6 @@ static struct numa_maps *get_numa_maps(const struct vm_area_struct *vma)
for_each_node(i)
md->node[i] =0;
- spin_lock(&mm->page_table_lock);
for (vaddr = vma->vm_start; vaddr < vma->vm_end; vaddr += PAGE_SIZE) {
page = follow_page(mm, vaddr, 0);
if (page) {
@@ -434,8 +433,8 @@ static struct numa_maps *get_numa_maps(const struct vm_area_struct *vma)
md->anon++;
md->node[page_to_nid(page)]++;
}
+ cond_resched();
}
- spin_unlock(&mm->page_table_lock);
return md;
}