From: David Rientjes <rientjes@google.com>
To: Alexander Lobakin <alobakin@pm.me>
Cc: "David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
Yisen Zhuang <yisen.zhuang@huawei.com>,
Salil Mehta <salil.mehta@huawei.com>,
Jesse Brandeburg <jesse.brandeburg@intel.com>,
Tony Nguyen <anthony.l.nguyen@intel.com>,
Saeed Mahameed <saeedm@nvidia.com>,
Leon Romanovsky <leon@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Jesper Dangaard Brouer <brouer@redhat.com>,
Ilias Apalodimas <ilias.apalodimas@linaro.org>,
Jonathan Lemon <jonathan.lemon@gmail.com>,
Willem de Bruijn <willemb@google.com>,
Randy Dunlap <rdunlap@infradead.org>,
Pablo Neira Ayuso <pablo@netfilter.org>,
Dexuan Cui <decui@microsoft.com>,
Jakub Sitnicki <jakub@cloudflare.com>,
Marco Elver <elver@google.com>, Paolo Abeni <pabeni@redhat.com>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
intel-wired-lan@lists.osuosl.org, linux-rdma@vger.kernel.org,
linux-mm@kvack.org
Subject: Re: [PATCH v2 net-next 3/4] net: introduce common dev_page_is_reserved()
Date: Thu, 28 Jan 2021 14:48:43 -0800 (PST) [thread overview]
Message-ID: <d8e86f1a-d2a6-d8af-142c-f735fd3be9f2@google.com> (raw)
In-Reply-To: <20210127201031.98544-4-alobakin@pm.me>
On Wed, 27 Jan 2021, Alexander Lobakin wrote:
> A bunch of drivers test the page before reusing/recycling for two
> common conditions:
> - if a page was allocated under memory pressure (pfmemalloc page);
> - if a page was allocated at a distant memory node (to exclude
> slowdowns).
>
> Introduce and use a new common function for doing this and eliminate
> all functions-duplicates from drivers.
>
> Suggested-by: David Rientjes <rientjes@google.com>
> Signed-off-by: Alexander Lobakin <alobakin@pm.me>
Looks even better than I thought!
(Since all of the changes are in drivers/net/ethernet/, I assume
everything directly or indirectly includes skbuff.h already.)
Acked-by: David Rientjes <rientjes@google.com>
Thanks for doing this.
next prev parent reply other threads:[~2021-01-28 22:48 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-27 20:10 [PATCH v2 net-next 0/4] net: consolidate page_is_pfmemalloc() usage Alexander Lobakin
2021-01-27 20:11 ` [PATCH v2 net-next 1/4] mm: constify page_is_pfmemalloc() argument Alexander Lobakin
2021-01-28 22:44 ` David Rientjes
2021-01-30 2:30 ` Jakub Kicinski
2021-01-27 20:11 ` [PATCH v2 net-next 2/4] skbuff: constify skb_propagate_pfmemalloc() "page" argument Alexander Lobakin
2021-01-28 22:45 ` David Rientjes
2021-01-27 20:11 ` [PATCH v2 net-next 3/4] net: introduce common dev_page_is_reserved() Alexander Lobakin
2021-01-27 21:47 ` Jesse Brandeburg
2021-01-28 22:48 ` David Rientjes [this message]
2021-01-30 2:39 ` Jakub Kicinski
2021-01-30 15:42 ` Alexander Lobakin
2021-01-30 19:07 ` Jakub Kicinski
2021-01-30 19:45 ` Alexander Lobakin
2021-01-30 21:23 ` John Hubbard
2021-01-27 20:11 ` [PATCH v2 net-next 4/4] net: page_pool: simplify page recycling condition tests Alexander Lobakin
2021-01-28 22:49 ` David Rientjes
2021-01-27 21:52 ` [PATCH v2 net-next 0/4] net: consolidate page_is_pfmemalloc() usage Jesse Brandeburg
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