From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out2.migadu.com (out2.migadu.com [188.165.223.204]) (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 DABFC7C for ; Thu, 3 Nov 2022 02:49:37 +0000 (UTC) Content-Type: text/plain; charset=utf-8 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1667443775; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=o9XdBdpdcG1/NkMU2aaMoc8QZfSgfsLLPXvYeGPTeUY=; b=gd3IyuG/n82G0J624HScRl7Cu7uerzZIPzi0GblFWqs2cgvdf1IRZZrXl28hHno3iKYGkP aKzHQUKDA6jjjFMdpUo9UwmVc/NXfUDTzfD24vdzdd4DNAGB8liwZ655wekHdp7A5Zob5i qbNEmS2q1/4n2GYtiXg14HQcwxmfQ7U= Precedence: bulk X-Mailing-List: loongarch@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3731.200.110.1.12\)) Subject: Re: [PATCH V14 4/4] LoongArch: Enable ARCH_WANT_HUGETLB_PAGE_OPTIMIZE_VMEMMAP X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Muchun Song In-Reply-To: <20221027125253.3458989-5-chenhuacai@loongson.cn> Date: Thu, 3 Nov 2022 10:49:17 +0800 Cc: Arnd Bergmann , Huacai Chen , Thomas Bogendoerfer , Dave Hansen , Andy Lutomirski , Peter Zijlstra , Catalin Marinas , Will Deacon , Dinh Nguyen , loongarch@lists.linux.dev, linux-arch@vger.kernel.org, Xuefeng Li , Guo Ren , Xuerui Wang , Jiaxun Yang , Andrew Morton , Linux Memory Management List , linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Feiyang Chen , =?utf-8?Q?Philippe_Mathieu-Daud=C3=A9?= Content-Transfer-Encoding: quoted-printable Message-Id: References: <20221027125253.3458989-1-chenhuacai@loongson.cn> <20221027125253.3458989-5-chenhuacai@loongson.cn> To: Huacai Chen X-Migadu-Flow: FLOW_OUT > On Oct 27, 2022, at 20:52, Huacai Chen wrote: >=20 > From: Feiyang Chen >=20 > The feature of minimizing overhead of struct page associated with each > HugeTLB page is implemented on x86_64. However, the infrastructure of I'd like to refer to this feature as HVO (more simplified). > this feature is already there, so just select ARCH_WANT_HUGETLB_PAGE_ > OPTIMIZE_VMEMMAP is enough to enable this feature for LoongArch. >=20 > Reviewed-by: Philippe Mathieu-Daud=C3=A9 > Signed-off-by: Feiyang Chen > Signed-off-by: Huacai Chen Acked-by: Muchun Song Thanks.= From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 72F5EC43217 for ; Thu, 3 Nov 2022 02:50:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:To:References:Message-Id:Cc:Date: In-Reply-To:From:Subject:Mime-Version:Reply-To:Content-ID:Content-Description :Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=jv6tTpexwALfUF0sxhNGtLu2+rFmXbmKIQr0d01BdGc=; b=nnU7GZRd6eRpjD kAH9IFn2L7r3MPs+0cW/pHY4miNJDL7gUK393B+RybFk3du6Vr77Jm5gloPVuVoIj4EeA46X4bBJg onrQvr+v/GjBXapf3E9TtXhwOPTGWlBSGp51sWmbYmrB301HN8E9Kzxni456wuVJUqpWnsno/kclH EXd2mj29BYPcSmK3fgFnUqxO5U8iYdhr9Fpg3gBZvlsL/+XK8/PpzgDysOwrd7E/MByySSXn4nZKJ 0papYleQMDIXQ0ruUiceJ4tMRStB7qY0vHJFiulLNUE5YMHVxACcwl9KaGwuNPunCqByMiRHYkWrp nKCzbh/G5VBNuD424DwA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oqQIZ-00FfxF-KA; Thu, 03 Nov 2022 02:49:43 +0000 Received: from out2.migadu.com ([188.165.223.204]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oqQIW-00FfwW-BI for linux-arm-kernel@lists.infradead.org; Thu, 03 Nov 2022 02:49:42 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1667443775; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=o9XdBdpdcG1/NkMU2aaMoc8QZfSgfsLLPXvYeGPTeUY=; b=gd3IyuG/n82G0J624HScRl7Cu7uerzZIPzi0GblFWqs2cgvdf1IRZZrXl28hHno3iKYGkP aKzHQUKDA6jjjFMdpUo9UwmVc/NXfUDTzfD24vdzdd4DNAGB8liwZ655wekHdp7A5Zob5i qbNEmS2q1/4n2GYtiXg14HQcwxmfQ7U= Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3731.200.110.1.12\)) Subject: Re: [PATCH V14 4/4] LoongArch: Enable ARCH_WANT_HUGETLB_PAGE_OPTIMIZE_VMEMMAP X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Muchun Song In-Reply-To: <20221027125253.3458989-5-chenhuacai@loongson.cn> Date: Thu, 3 Nov 2022 10:49:17 +0800 Cc: Arnd Bergmann , Huacai Chen , Thomas Bogendoerfer , Dave Hansen , Andy Lutomirski , Peter Zijlstra , Catalin Marinas , Will Deacon , Dinh Nguyen , loongarch@lists.linux.dev, linux-arch@vger.kernel.org, Xuefeng Li , Guo Ren , Xuerui Wang , Jiaxun Yang , Andrew Morton , Linux Memory Management List , linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Feiyang Chen , =?utf-8?Q?Philippe_Mathieu-Daud=C3=A9?= Message-Id: References: <20221027125253.3458989-1-chenhuacai@loongson.cn> <20221027125253.3458989-5-chenhuacai@loongson.cn> To: Huacai Chen X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221102_194940_831938_A19E502F X-CRM114-Status: UNSURE ( 7.37 ) X-CRM114-Notice: Please train this message. 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