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 5C6F5EC874B for ; Thu, 7 Sep 2023 18:17:35 +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:MIME-Version:References:In-Reply-To: Subject:Cc:To:From:Message-ID:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=HJdhwO8YktxBlK0t7EbdHyOuT6wmbF2avyxG+33jYBk=; b=Brkq06Gpj5RyFW nkrkg5m9uEGY1HHRVJB+j3owNffBA3zFAdHT0jYOedLEt4by0XXYZ/0nN7ez94LSkynr0vMpxlEbG WqC+tQiNnNpH+T7HgkRRIUa3a5KFCnTIB8nE5BLydhD+1TJJEHiZ66W7Jea8uG65kZcGMN5+iS7+V OMZEa9Q2/Tddsqw0t5i+O6nDotYzV2GNAjBzhb6Oxg+uNrpNGL7KQ5otPpPlgzqF+7R56VqKFQ6w+ j1Q1jg8aiO2wK85C9JU0o/7QRYGuwFyCVuSxr5BNg4UTA/H5+S5XrjDFN5ga4WFVp8TXRHGUzpjnm OPE8y4jn3mC9dr7mUeGA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qeJYx-00CXc4-1R; Thu, 07 Sep 2023 18:17:07 +0000 Received: from ams.source.kernel.org ([2604:1380:4601:e00::1]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qeJYt-00CXak-08 for linux-arm-kernel@lists.infradead.org; Thu, 07 Sep 2023 18:17:06 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id CBEEFB81E84; Thu, 7 Sep 2023 18:17:00 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 58A2FC433C8; Thu, 7 Sep 2023 18:16:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1694110619; bh=pgPQZpPdSxYb4vyanAX9ByOxUGHPSY4LDmwB3+rSqAQ=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=cPSBRph7tlBskH77ZtFKAfdtabVJ1ZNxIbDWBowLvLxegBfA55FwpkQ6DiOsur7e7 PxCwpoUjHx/qPXLeajoHCXaxp8LGdPx63jjZNq3TrFeZVgZJTIm+KI1WaWaU6RTLz5 bITlscIpmkA0xyd289Skgpb93y8MXBEGyaf0szIsCHK1MA5Q2B405GEnD1YiYWncBv RLM72p0Gd4jMvv+nUbd8ptVaT2i5+c+bf2DvtHptL1ihi2+SYs4KTQJ+JJg1hqQNqV bhhcUqYjOjaqgjMKbqe8jyN38JrImo46RHlYBx/iPKynpIjCd9OF22KbJaTX2E9xEU lzyOnyViSAWug== Received: from [82.132.186.150] (helo=wait-a-minute.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1qeJYm-00BAq7-K8; Thu, 07 Sep 2023 19:16:56 +0100 Date: Thu, 07 Sep 2023 19:17:03 +0100 Message-ID: <871qf9q25c.wl-maz@kernel.org> From: Marc Zyngier To: Joey Gouly Cc: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org, James Morse , Suzuki K Poulose , Oliver Upton , Zenghui Yu , Xu Zhao Subject: Re: [PATCH 0/5] KVM: arm64: Accelerate lookup of vcpus by MPIDR values In-Reply-To: <20230907153052.GD69899@e124191.cambridge.arm.com> References: <20230907100931.1186690-1-maz@kernel.org> <20230907153052.GD69899@e124191.cambridge.arm.com> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/28.2 (x86_64-pc-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") X-SA-Exim-Connect-IP: 82.132.186.150 X-SA-Exim-Rcpt-To: joey.gouly@arm.com, kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org, james.morse@arm.com, suzuki.poulose@arm.com, oliver.upton@linux.dev, yuzenghui@huawei.com, zhaoxu.35@bytedance.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230907_111703_215217_8A488E59 X-CRM114-Status: GOOD ( 11.59 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, 07 Sep 2023 16:30:52 +0100, Joey Gouly wrote: [...] > Got a roughly similar perf improvement (about 28%). Out of curiosity, on which HW? > Tested-by: Joey Gouly Thanks! M. -- Without deviation from the norm, progress is not possible. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel