Re: [PATCH 03/12] selftests/mm: fix unused variable warning in migration.c

[David Hildenbrand <david@xxxxxxxxxx>]

On 02.06.23 03:33, John Hubbard wrote:
> Declare the variable as volatile, in order to avoid the clang compiler
> warning.
>
> Signed-off-by: John Hubbard <jhubbard@xxxxxxxxxx>
> ---
>   tools/testing/selftests/mm/migration.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/testing/selftests/mm/migration.c b/tools/testing/selftests/mm/migration.c
> index 1cec8425e3ca..2dede662ff43 100644
> --- a/tools/testing/selftests/mm/migration.c
> +++ b/tools/testing/selftests/mm/migration.c
> @@ -95,7 +95,7 @@ int migrate(uint64_t *ptr, int n1, int n2)
>   
>   void *access_mem(void *ptr)
>   {
> -	uint64_t y = 0;
> +	volatile uint64_t y = 0;
>   	volatile uint64_t *x = ptr;
>   
>   	while (1) {

Same comment as for previous patch.

--
Thanks,

David / dhildenb