From: "Liam R. Howlett" Add the reset of the ref count in vma_lock_init(). This is needed if the vma memory is not zeroed on allocation. Signed-off-by: Liam R. Howlett Signed-off-by: Vlastimil Babka --- tools/testing/vma/vma_internal.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/testing/vma/vma_internal.h b/tools/testing/vma/vma_internal.h index 09732eff8dd84555563b3d485805ebab7b204584..972ab2686e0a3654cef611ce9f3409bc0c38dc80 100644 --- a/tools/testing/vma/vma_internal.h +++ b/tools/testing/vma/vma_internal.h @@ -1326,8 +1326,8 @@ static inline void ksm_exit(struct mm_struct *mm) static inline void vma_lock_init(struct vm_area_struct *vma, bool reset_refcnt) { - (void)vma; - (void)reset_refcnt; + if (reset_refcnt) + refcount_set(&vma->vm_refcnt, 0); } static inline void vma_numab_state_init(struct vm_area_struct *vma) -- 2.51.0