1 files changed, 2 insertions, 0 deletions
diff --git a/mm/mmap.c b/mm/mmap.c
index ae919891a087..b6c0a77fc1c8 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2601,6 +2601,8 @@ int do_munmap(struct mm_struct *mm, unsigned long start, size_t len)
 	detach_vmas_to_be_unmapped(mm, vma, prev, end);
 	unmap_region(mm, vma, prev, start, end);
 
+	arch_unmap(mm, vma, start, end);
+
 	/* Fix up all other VM information */
 	remove_vma_list(mm, vma);