On Wed, Sep 10, 2025 at 1:01 AM Vlastimil Babka <vba...@suse.cz> wrote:
>
> From: "Liam R. Howlett" <liam.howl...@oracle.com>
>
> 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 <liam.howl...@oracle.com>
> Signed-off-by: Vlastimil Babka <vba...@suse.cz>
Reviewed-by: Suren Baghdasaryan <sur...@google.com>
> ---
> tools/testing/vma/vma_internal.h | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/tools/testing/vma/vma_internal.h
> b/tools/testing/vma/vma_internal.h
> index
> f8cf5b184d5b51dd627ff440943a7af3c549f482..6b6e2b05918c9f95b537f26e20a943b34082825a
> 100644
> --- a/tools/testing/vma/vma_internal.h
> +++ b/tools/testing/vma/vma_internal.h
> @@ -1373,6 +1373,8 @@ static inline void ksm_exit(struct mm_struct *mm)
>
> static inline void vma_lock_init(struct vm_area_struct *vma, bool
> 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
>
