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_MUTT autolearn=unavailable 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 246A7C31E51 for ; Tue, 18 Jun 2019 06:45:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EFCD320652 for ; Tue, 18 Jun 2019 06:45:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="g+DeHlH3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728883AbfFRGpX (ORCPT ); Tue, 18 Jun 2019 02:45:23 -0400 Received: from mail-pl1-f196.google.com ([209.85.214.196]:42399 "EHLO mail-pl1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726403AbfFRGpW (ORCPT ); Tue, 18 Jun 2019 02:45:22 -0400 Received: by mail-pl1-f196.google.com with SMTP id ay6so3048444plb.9; Mon, 17 Jun 2019 23:45:22 -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=hZ8XQcqFPiBgKnC9B3u3J7ZO1DNl4k/Ar4Bg2fpOBFk=; b=g+DeHlH3i22he3fU6/lH59AjJFzbciZYgDVDBDw2FQtFbNaEDquenyOb5vVGobtuJp 1t+LiL0ZrN0nOfgnignrVMCO6D5na5B03ayBT+oU5h+zo3Y+Pzgcn1N5ZEhKZKmK/yAW qfDD/ds9scJIRzAuGC4x1ux7iQYll2fRNMQjWtqZgkwinJM0laBPTDrYaJFsYq2MDhuS Z5i0y8kgn3LZlUTgSM6w2kKpZHV70EjZ0GOYpLnjC0oSzA7utzwlmH34r9canOfHoPVN RZrDbodnXpnz9s9Y9+vw89HRGjM1SFSq1sKYDNwfuL5rU05ZHu0PN7JkJuicg00yPURR qzLA== 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=hZ8XQcqFPiBgKnC9B3u3J7ZO1DNl4k/Ar4Bg2fpOBFk=; b=rUKeJNMsZFQY+zAlNVvnOyZ5IG5uFBz95/KGu2mlit9f03UV2tn/uKbzntl2qiFJP8 ipPvol2AlWrbZ1Hq9d/aiIRIMS5T+4+w+mpxr7pM1hPYG5csnQkJcy+HodUCtoJNzoE+ aDdkDQpcT9vf2CIce3SY+NK2TtFdq4NYOlIhl7QkhMnnV8kejz82vfpKpv+oRXzA0YIN oCgkw5YVyGDLuXoj0sW1KKZngOyW7UIanxWPQWBG/8jdHbciQsXOysk4dFTu5viOSj6+ weA+zEOXxTk+7KEOAYZC3PHuygMjSByn+8pJXriQa5PSLSevx2NfI+Re1jV8AiEsIWhT bpJg== X-Gm-Message-State: APjAAAXOOOeXPX2Ou9SJ56YrTzQXR2eRmy7zHqUAGp1cEkNZCDFS+bfs IRH44pDtNwVzdyV57IbCRS25OmRMFSM= X-Google-Smtp-Source: APXvYqz7xoZJqn7yLoEwJtmtpeY0s0NA0MhsdA1HFNqdRLk0rNzXAzouA2aKGFczPZUqsPXPpSKFeA== X-Received: by 2002:a17:902:ac1:: with SMTP id 59mr34477675plp.168.1560838555927; Mon, 17 Jun 2019 23:15:55 -0700 (PDT) Received: from maya190131 ([13.66.160.195]) by smtp.gmail.com with ESMTPSA id g5sm21029593pfm.54.2019.06.17.23.15.55 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Mon, 17 Jun 2019 23:15:55 -0700 (PDT) Date: Tue, 18 Jun 2019 06:15:55 +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 v3 4/5] HID: hv: Remove dependencies on PAGE_SIZE for ring buffer Message-ID: <8e244063840664b7d54d545e73e9c6d83f7913e6.1560837096.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-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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/hid/hid-hyperv.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c index 7795831d37c2..cc5b09b87ab0 100644 --- a/drivers/hid/hid-hyperv.c +++ b/drivers/hid/hid-hyperv.c @@ -104,8 +104,8 @@ struct synthhid_input_report { #pragma pack(pop) -#define INPUTVSC_SEND_RING_BUFFER_SIZE (10*PAGE_SIZE) -#define INPUTVSC_RECV_RING_BUFFER_SIZE (10*PAGE_SIZE) +#define INPUTVSC_SEND_RING_BUFFER_SIZE (40 * 1024) +#define INPUTVSC_RECV_RING_BUFFER_SIZE (40 * 1024) enum pipe_prot_msg_type { -- 2.17.1