Re: [PATCH 2/9] mm/z3fold: remove obsolete comment in z3fold_alloc

From: Vitaly Wool
Date: Wed Mar 02 2022 - 03:19:04 EST


On Sat, Feb 19, 2022 at 10:26 AM Miaohe Lin <linmiaohe@xxxxxxxxxx> wrote:
>
> The highmem pages are supported since commit f1549cb5ab2b ("mm/z3fold.c:
> allow __GFP_HIGHMEM in z3fold_alloc"). Remove the residual comment.
>
> Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>

Reviewed-by: Vitaly Wool <vitaly.wool@xxxxxxxxxxxx>

> ---
> mm/z3fold.c | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/mm/z3fold.c b/mm/z3fold.c
> index e86aafea6599..87689f50f709 100644
> --- a/mm/z3fold.c
> +++ b/mm/z3fold.c
> @@ -1064,9 +1064,6 @@ static void z3fold_destroy_pool(struct z3fold_pool *pool)
> * performed first. If no suitable free region is found, then a new page is
> * allocated and added to the pool to satisfy the request.
> *
> - * gfp should not set __GFP_HIGHMEM as highmem pages cannot be used
> - * as z3fold pool pages.
> - *
> * Return: 0 if success and handle is set, otherwise -EINVAL if the size or
> * gfp arguments are invalid or -ENOMEM if the pool was unable to allocate
> * a new page.
> --
> 2.23.0
>