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 X-Spam-Level: X-Spam-Status: No, score=-5.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 03590C43219 for ; Tue, 30 Apr 2019 10:12:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C847121707 for ; Tue, 30 Apr 2019 10:12:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=ozlabs.org header.i=@ozlabs.org header.b="AmDeCAHb" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727196AbfD3KL6 (ORCPT ); Tue, 30 Apr 2019 06:11:58 -0400 Received: from ozlabs.org ([203.11.71.1]:50577 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726930AbfD3KL6 (ORCPT ); Tue, 30 Apr 2019 06:11:58 -0400 Received: by ozlabs.org (Postfix, from userid 1003) id 44tcky3jZPz9sML; Tue, 30 Apr 2019 20:11:54 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ozlabs.org; s=201707; t=1556619114; bh=wuXnfxa55akvo2zINYPhfogd2TVE2PZgN/yl606B4eg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=AmDeCAHbYYfh/B6hyYQBy8IR2yVhRrbPi+F9yDfD8rqdwoDww+wzuHgDv/z+yvKL0 Um1dwJ6yIQuE3O1eFjSk3GtCPH6hEUlfXxRinSwjeKSXzOcv+Eb+JVYstGBBpfQrSk NCPnjvKkmmCYVIZmqDSUaVk9ZPUI9iGd8WmqACl8pDgSTlHjmG8JJcPfH/9UdaBdwI d9OJm8efhqFdWQrxLNdze6Aw8eLEXm9MBjDXW2K4Lmn6IeyjOD8eC2LgFPSasz3iMT eHr6Au213H/NBe6sRzGJNhso8ZxaTJY+tVVA2Giys0jBBAHvkjYc1kGNVVU9goy1f6 xPM9ILP/cfCMg== Date: Tue, 30 Apr 2019 19:59:59 +1000 From: Paul Mackerras To: Suraj Jitindar Singh Cc: kvm-ppc@vger.kernel.org, kvm@vger.kernel.org Subject: Re: [PATCH v2 1/2] KVM: PPC: Book3S HV: Implement virtual mode H_PAGE_INIT handler Message-ID: <20190430095959.GA32205@blackberry> References: <20190322060545.24166-1-sjitindarsingh@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190322060545.24166-1-sjitindarsingh@gmail.com> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Fri, Mar 22, 2019 at 05:05:44PM +1100, Suraj Jitindar Singh wrote: > Implement a virtual mode handler for the H_CALL H_PAGE_INIT which can be > used to zero or copy a guest page. The page is defined to be 4k and must > be 4k aligned. > > The in-kernel handler halves the time to handle this H_CALL compared to > handling it in userspace for a radix guest. > > Signed-off-by: Suraj Jitindar Singh Thanks, both patches applied to my kvm-ppc-next tree. Paul. From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Mackerras Date: Tue, 30 Apr 2019 09:59:59 +0000 Subject: Re: [PATCH v2 1/2] KVM: PPC: Book3S HV: Implement virtual mode H_PAGE_INIT handler Message-Id: <20190430095959.GA32205@blackberry> List-Id: References: <20190322060545.24166-1-sjitindarsingh@gmail.com> In-Reply-To: <20190322060545.24166-1-sjitindarsingh@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Suraj Jitindar Singh Cc: kvm-ppc@vger.kernel.org, kvm@vger.kernel.org On Fri, Mar 22, 2019 at 05:05:44PM +1100, Suraj Jitindar Singh wrote: > Implement a virtual mode handler for the H_CALL H_PAGE_INIT which can be > used to zero or copy a guest page. The page is defined to be 4k and must > be 4k aligned. > > The in-kernel handler halves the time to handle this H_CALL compared to > handling it in userspace for a radix guest. > > Signed-off-by: Suraj Jitindar Singh Thanks, both patches applied to my kvm-ppc-next tree. Paul.