netdev - Re: [PATCH net-next v3 2/3] page_pool: Turn dma

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Message-ID: <072fc1a0-096a-4448-bf09-e3dc0f804b17@kernel.org>
Date: Wed, 26 Mar 2025 13:56:13 +0100
From: Jesper Dangaard Brouer <hawk@...nel.org>
To: Toke Høiland-Jørgensen <toke@...hat.com>,
 "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>,
 Saeed Mahameed <saeedm@...dia.com>, Leon Romanovsky <leon@...nel.org>,
 Tariq Toukan <tariqt@...dia.com>, Andrew Lunn <andrew+netdev@...n.ch>,
 Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>,
 Ilias Apalodimas <ilias.apalodimas@...aro.org>,
 Simon Horman <horms@...nel.org>, Andrew Morton <akpm@...ux-foundation.org>,
 Mina Almasry <almasrymina@...gle.com>, Yonglong Liu
 <liuyonglong@...wei.com>, Yunsheng Lin <linyunsheng@...wei.com>,
 Pavel Begunkov <asml.silence@...il.com>, Matthew Wilcox <willy@...radead.org>
Cc: netdev@...r.kernel.org, bpf@...r.kernel.org, linux-rdma@...r.kernel.org,
 linux-mm@...ck.org
Subject: Re: [PATCH net-next v3 2/3] page_pool: Turn dma_sync into a
 full-width bool field

On 26/03/2025 09.18, Toke Høiland-Jørgensen wrote:
> Change the single-bit boolean for dma_sync into a full-width bool, so we
> can read it as volatile with READ_ONCE(). A subsequent patch will add
> writing with WRITE_ONCE() on teardown.
> 
> Reviewed-by: Mina Almasry<almasrymina@...gle.com>
> Tested-by: Yonglong Liu<liuyonglong@...wei.com>
> Signed-off-by: Toke Høiland-Jørgensen<toke@...hat.com>
> ---
>   include/net/page_pool/types.h | 6 +++---
>   net/core/page_pool.c          | 2 +-
>   2 files changed, 4 insertions(+), 4 deletions(-)

LGTM

Acked-by: Jesper Dangaard Brouer <hawk@...nel.org>