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-rw-r--r--mm/memory-failure.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index e5ee0ca7ae85..5e2b26dab8dc 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -466,7 +466,7 @@ static void collect_procs_file(struct page *page, struct list_head *to_kill,
466 struct task_struct *tsk; 466 struct task_struct *tsk;
467 struct address_space *mapping = page->mapping; 467 struct address_space *mapping = page->mapping;
468 468
469 mutex_lock(&mapping->i_mmap_mutex); 469 i_mmap_lock_write(mapping);
470 read_lock(&tasklist_lock); 470 read_lock(&tasklist_lock);
471 for_each_process(tsk) { 471 for_each_process(tsk) {
472 pgoff_t pgoff = page_to_pgoff(page); 472 pgoff_t pgoff = page_to_pgoff(page);
@@ -488,7 +488,7 @@ static void collect_procs_file(struct page *page, struct list_head *to_kill,
488 } 488 }
489 } 489 }
490 read_unlock(&tasklist_lock); 490 read_unlock(&tasklist_lock);
491 mutex_unlock(&mapping->i_mmap_mutex); 491 i_mmap_unlock_write(mapping);
492} 492}
493 493
494/* 494/*