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-rw-r--r--mm/process_vm_access.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/process_vm_access.c b/mm/process_vm_access.c
index 74e957e302fe..cc85ce81914a 100644
--- a/mm/process_vm_access.c
+++ b/mm/process_vm_access.c
@@ -104,12 +104,12 @@ static int process_vm_rw_single_vec(unsigned long addr,
* access remotely because task/mm might not
* current/current->mm
*/
- down_read(&mm->mmap_sem);
+ mmap_read_lock(mm);
pinned_pages = pin_user_pages_remote(task, mm, pa, pinned_pages,
flags, process_pages,
NULL, &locked);
if (locked)
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
if (pinned_pages <= 0)
return -EFAULT;