From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8488AC2D2 for ; Fri, 25 Aug 2023 09:10:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 0174AC433C8; Fri, 25 Aug 2023 09:10:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1692954622; bh=mgDpWw4NnHcs/igxF8pf7W15p2GZKlpLDAw/A/+uOaA=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=MIBkIgax3cUEiKQkoEfRP1H6BAMonfDyHs2y+V+gb3JaNOItxBOd6CQL7tU/h7FHj O3EOY5pKMvaMt2mi134apc1ClqUL7ld7Eh5vcnxQX7FqBiMYX6slQv2PqrF9Q7pu3y WBuNw3wR19RAEGu8g7OZwUK8LAkkiqTpj0U/6IOxPi3Fk3ljPqNPag+P7MXjOsuH3P qn/mOlmq5xhSP4xukrS58sratG2pdjeQ02x6wMT77ho//bDGlKH0AL+68HrgUUmzlh DRlllvZhBknGq7xW5DoepO9DtkRGI7P83sU+n2g0Arp0boVJCleHm4qZCl2FYC7BI6 Hw+vvj178vXWw== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id D6501C595C5; Fri, 25 Aug 2023 09:10:21 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH v3 net] octeontx2-pf: fix page_pool creation fail for rings > 32k From: patchwork-bot+netdevbpf@kernel.org Message-Id: <169295462187.4538.1798354302418807618.git-patchwork-notify@kernel.org> Date: Fri, 25 Aug 2023 09:10:21 +0000 References: <20230824030301.2525375-1-rkannoth@marvell.com> In-Reply-To: <20230824030301.2525375-1-rkannoth@marvell.com> To: Ratheesh Kannoth Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, sgoutham@marvell.com, gakula@marvell.com, sbhatta@marvell.com, hkelam@marvell.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, hawk@kernel.org, alexander.duyck@gmail.com, ilias.apalodimas@linaro.org, linyunsheng@huawei.com, aleksander.lobakin@intel.com Hello: This patch was applied to netdev/net.git (main) by David S. Miller : On Thu, 24 Aug 2023 08:33:01 +0530 you wrote: > octeontx2 driver calls page_pool_create() during driver probe() > and fails if queue size > 32k. Page pool infra uses these buffers > as shock absorbers for burst traffic. These pages are pinned down > over time as working sets varies, due to the recycling nature > of page pool, given page pool (currently) don't have a shrinker > mechanism, the pages remain pinned down in ptr_ring. > Instead of clamping page_pool size to 32k at > most, limit it even more to 2k to avoid wasting memory. > > [...] Here is the summary with links: - [v3,net] octeontx2-pf: fix page_pool creation fail for rings > 32k https://git.kernel.org/netdev/net/c/49fa4b0d0670 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html