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=-8.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 CEECAC742A8 for ; Fri, 12 Jul 2019 08:30:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9A9BC21019 for ; Fri, 12 Jul 2019 08:30:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="M7jnMH0i" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726159AbfGLIa2 (ORCPT ); Fri, 12 Jul 2019 04:30:28 -0400 Received: from mail-pl1-f196.google.com ([209.85.214.196]:46382 "EHLO mail-pl1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726057AbfGLIa2 (ORCPT ); Fri, 12 Jul 2019 04:30:28 -0400 Received: by mail-pl1-f196.google.com with SMTP id c2so4406454plz.13; Fri, 12 Jul 2019 01:30:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=KY0hOmAa86HuZE0h9c7QHLSN/sFybZcvdeeWuBmi/OU=; b=M7jnMH0iq8DIlf3ir9bUBr+Gj4b9C5Xj+a403n7ozIuuZ2YLNS3x41r+BsGQFn5Qiz AjEXAVK2HBrYR7xead9VFlc7h/Y4pxRQzEoxthv1vxYfljsH8Maya30ITkuNu03fGUjB neyVbH7VV2HVtSqGmeITYA2vFWgDcYdnyHo53gqzMC1aXu+kGunl7y9qmRfjbETOrdPJ 7r+U2YZbj1KiA0y8QUxUOa1cWXQDdrbWZ/MTJeFm+mzTGFgsY34GmmomkiD8HMxrrbaQ wotuRprTq8XJ5v8EdLUIIKnks8zl82vfqhmqtngn7Ma/eN4+oY5iBwvBucff5UyImo2Y sFTA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=KY0hOmAa86HuZE0h9c7QHLSN/sFybZcvdeeWuBmi/OU=; b=f0rJwLTlizLDYckpOO8PMw6cWgI3xH3xfAFkZkOJA6LTUCnERXklhKT8dpAZ5OzVuT 4rBmQYSaAK6E5J99YT6LeNQocoje6Rhxif6V55CT0NNshPLNvCiRFileKfNXn9rQEb8M yyoSlO1LjmyElzfJdBf6mwWNv2NacB/AFxTxDKPv0YG2tYoLiwSWhKQemts8ZYhwDcvz HnBoNaiFngerqSOp7b70Za7m/NR8qd7VJLykWC06bxnfUmn6xPBTg0Q3nCLtmHE7EXkz Hihg5ZekUJKkbPaXAnLLo/t/WjHIdNv0iADuQlgN2KkYy6iXXnX1XlELK/sX8G18BkGE BfQw== X-Gm-Message-State: APjAAAUKCi3N0rY78yxfQeE0LWCGKET3jW+OgG9dDEuT1TcMr0FyNDtF 83LKsbAJwqYcp4KG1YJLMq7iK1HrGIJ1CA== X-Google-Smtp-Source: APXvYqzEBkl/k9B0z+4k5z2fn64BG9zSVycFVEu4SIePEwbqH4gluu59cr3wuMSGoHa2itevd6aLPw== X-Received: by 2002:a17:902:bd94:: with SMTP id q20mr9922593pls.307.1562920227968; Fri, 12 Jul 2019 01:30:27 -0700 (PDT) Received: from maya190711 ([52.250.118.122]) by smtp.gmail.com with ESMTPSA id i9sm6538419pjj.2.2019.07.12.01.30.27 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Fri, 12 Jul 2019 01:30:27 -0700 (PDT) Date: Fri, 12 Jul 2019 08:30:27 +0000 From: Maya Nakamura To: mikelley@microsoft.com, kys@microsoft.com, haiyangz@microsoft.com, sthemmin@microsoft.com, sashal@kernel.org Cc: x86@kernel.org, linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 5/5] Input: hv: Remove dependencies on PAGE_SIZE for ring buffer Message-ID: <5af419d636506d9d87ab7d2650fa800ead91a29a.1562916939.git.m.maya.nakamura@gmail.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-hyperv-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-hyperv@vger.kernel.org Define the ring buffer size as a constant expression because it should not depend on the guest page size. Signed-off-by: Maya Nakamura Reviewed-by: Michael Kelley --- drivers/input/serio/hyperv-keyboard.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/input/serio/hyperv-keyboard.c b/drivers/input/serio/hyperv-keyboard.c index 8e457e50f837..88ae7c2ac3c8 100644 --- a/drivers/input/serio/hyperv-keyboard.c +++ b/drivers/input/serio/hyperv-keyboard.c @@ -75,8 +75,8 @@ struct synth_kbd_keystroke { #define HK_MAXIMUM_MESSAGE_SIZE 256 -#define KBD_VSC_SEND_RING_BUFFER_SIZE (10 * PAGE_SIZE) -#define KBD_VSC_RECV_RING_BUFFER_SIZE (10 * PAGE_SIZE) +#define KBD_VSC_SEND_RING_BUFFER_SIZE (40 * 1024) +#define KBD_VSC_RECV_RING_BUFFER_SIZE (40 * 1024) #define XTKBD_EMUL0 0xe0 #define XTKBD_EMUL1 0xe1 -- 2.17.1