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From: Yunsheng Lin <linyunsheng@huawei.com>
To: Jakub Kicinski <kuba@kernel.org>
Cc: <davem@davemloft.net>, <alexander.duyck@gmail.com>,
	<linux@armlinux.org.uk>, <mw@semihalf.com>,
	<linuxarm@openeuler.org>, <yisen.zhuang@huawei.com>,
	<salil.mehta@huawei.com>, <thomas.petazzoni@bootlin.com>,
	<hawk@kernel.org>, <ilias.apalodimas@linaro.org>,
	<ast@kernel.org>, <daniel@iogearbox.net>,
	<john.fastabend@gmail.com>, <akpm@linux-foundation.org>,
	<peterz@infradead.org>, <will@kernel.org>, <willy@infradead.org>,
	<vbabka@suse.cz>, <fenghua.yu@intel.com>, <guro@fb.com>,
	<peterx@redhat.com>, <feng.tang@intel.com>, <jgg@ziepe.ca>,
	<mcroce@microsoft.com>, <hughd@google.com>,
	<jonathan.lemon@gmail.com>, <alobakin@pm.me>,
	<willemb@google.com>, <wenxu@ucloud.cn>,
	<cong.wang@bytedance.com>, <haokexin@gmail.com>,
	<nogikh@google.com>, <elver@google.com>, <yhs@fb.com>,
	<kpsingh@kernel.org>, <andrii@kernel.org>, <kafai@fb.com>,
	<songliubraving@fb.com>, <netdev@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, <bpf@vger.kernel.org>,
	<chenhao288@hisilicon.com>
Subject: Re: [PATCH net-next 4/4] net: hns3: support skb's frag page recycling based on page pool
Date: Fri, 6 Aug 2021 09:37:10 +0800	[thread overview]
Message-ID: <72f6a642-2efc-b2fd-7d4e-f099b63c0703@huawei.com> (raw)
In-Reply-To: <20210805182006.66133c8e@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>

On 2021/8/6 9:20, Jakub Kicinski wrote:
> On Thu, 5 Aug 2021 19:05:26 +0800 Yunsheng Lin wrote:
>> This patch adds skb's frag page recycling support based on
>> the frag page support in page pool.
>>
>> The performance improves above 10~20% for single thread iperf
>> TCP flow with IOMMU disabled when iperf server and irq/NAPI
>> have a different CPU.
>>
>> The performance improves about 135%(14Gbit to 33Gbit) for single
>> thread iperf TCP flow IOMMU is in strict mode and iperf server
>> shares the same cpu with irq/NAPI.
>>
>> Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
> 
> This patch does not apply cleanly to net-next, please rebase 
> if you're targeting that tree.

It seems I forgot to rebase the net-next tree before doing
"git format-patch", thanks for mentioning that.

> .
> 

      reply	other threads:[~2021-08-06  1:37 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-05 11:05 [PATCH net-next 0/4] add frag page support in " Yunsheng Lin
2021-08-05 11:05 ` [PATCH net-next 1/4] page_pool: keep pp info as long as page pool owns the page Yunsheng Lin
2021-08-05 11:05 ` [PATCH net-next 2/4] page_pool: add interface to manipulate frag count in page pool Yunsheng Lin
2021-08-05 11:05 ` [PATCH net-next 3/4] page_pool: add frag page recycling support " Yunsheng Lin
2021-08-05 11:05 ` [PATCH net-next 4/4] net: hns3: support skb's frag page recycling based on " Yunsheng Lin
2021-08-06  1:20   ` Jakub Kicinski
2021-08-06  1:37     ` Yunsheng Lin [this message]

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