mm/mmap: expand_upwards() shouldn't call validate_mm()

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>

diff --git a/mm/mmap.c b/mm/mmap.c
index 10d71be99816f51391e373c2af7d9ff90a275ed1..452baaf60c404bd02f9477aeb4274e56727497a1 100644 (file)
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2031,7 +2031,6 @@ int expand_upwards(struct vm_area_struct *vma, unsigned long address)
        }
        anon_vma_unlock_write(vma->anon_vma);
        khugepaged_enter_vma_merge(vma, vma->vm_flags);
-       validate_mm(mm);
        return error;
 }
 #endif /* CONFIG_STACK_GROWSUP || CONFIG_IA64 */