From patchwork Wed Mar 8 18:06:00 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julien Grall X-Patchwork-Id: 95055 Delivered-To: patch@linaro.org Received: by 10.182.3.34 with SMTP id 2csp27144obz; Wed, 8 Mar 2017 10:08:17 -0800 (PST) X-Received: by 10.36.120.144 with SMTP id p138mr28565593itc.71.1488996497710; Wed, 08 Mar 2017 10:08:17 -0800 (PST) Return-Path: Received: from lists.xenproject.org (lists.xenproject.org. [192.237.175.120]) by mx.google.com with ESMTPS id q188si661171itg.94.2017.03.08.10.08.14 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 08 Mar 2017 10:08:17 -0800 (PST) Received-SPF: neutral (google.com: 192.237.175.120 is neither permitted nor denied by best guess record for domain of xen-devel-bounces@lists.xen.org) client-ip=192.237.175.120; Authentication-Results: mx.google.com; spf=neutral (google.com: 192.237.175.120 is neither permitted nor denied by best guess record for domain of xen-devel-bounces@lists.xen.org) smtp.mailfrom=xen-devel-bounces@lists.xen.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1clfyY-0007DZ-Kj; Wed, 08 Mar 2017 18:06:14 +0000 Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1clfyX-0007DH-P8 for xen-devel@lists.xen.org; Wed, 08 Mar 2017 18:06:13 +0000 Received: from [85.158.137.68] by server-2.bemta-3.messagelabs.com id F8/AB-16699-41840C85; Wed, 08 Mar 2017 18:06:12 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrILMWRWlGSWpSXmKPExsVysyfVTVfE40C EweU3khZLPi5mcWD0OLr7N1MAYxRrZl5SfkUCa8adnpssBRtYK7omfmdqYDzI0sXIxSEksJlR YnnnSTYI5zSjxMIl3UAZTg42AU2JO58/MYHYIgLSEtc+X2YEsZkFCiVWn/3HDGILC/hJ3H5/E qieg4NFQFXi+w1rkDCvgKXEntXNYOUSAvISu9ousoKUcApYSfw6Hw0SFgIqOXX8GOsERu4FjA yrGDWKU4vKUot0jQz1kooy0zNKchMzc3QNDYz1clOLixPTU3MSk4r1kvNzNzECvVvPwMC4g7F nr98hRkkOJiVR3quqByKE+JLyUyozEosz4otKc1KLDzHKcHAoSfDucwPKCRalpqdWpGXmAMMM Ji3BwaMkwjsfJM1bXJCYW5yZDpE6xajLceP4gTdMQix5+XmpUuK8H0CKBECKMkrz4EbAQv4So 6yUMC8jAwODEE9BalFuZgmq/CtGcQ5GJWHeLJApPJl5JXCbXgEdwQR0hLbrXpAjShIRUlINjH M2TTaSPrr9nsMUp4KQwLNxIufm3N2V8Hiz6M5mG4XkfZO37+qK0F+pWTIh+NcJlVWBq1PPn5j 4/Hh7w7f+o+ZHA99eXmomrGe+8N5noaeps5NedK3Y0yVj1v/9tMpbR/Nf0xicvuhM9Pgio6YT sdr/97Ty92wcW8K370685CWgtfnOnUhukUtKLMUZiYZazEXFiQAMUGR5dAIAAA== X-Env-Sender: julien.grall@arm.com X-Msg-Ref: server-5.tower-31.messagelabs.com!1488996371!86043523!1 X-Originating-IP: [217.140.101.70] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 9.2.3; banners=-,-,- X-VirusChecked: Checked Received: (qmail 16746 invoked from network); 8 Mar 2017 18:06:12 -0000 Received: from foss.arm.com (HELO foss.arm.com) (217.140.101.70) by server-5.tower-31.messagelabs.com with SMTP; 8 Mar 2017 18:06:12 -0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id A06D414F6; Wed, 8 Mar 2017 10:06:11 -0800 (PST) Received: from e108454-lin.cambridge.arm.com (e108454-lin.cambridge.arm.com [10.1.218.32]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id AC44E3F23B; Wed, 8 Mar 2017 10:06:10 -0800 (PST) From: Julien Grall To: xen-devel@lists.xen.org Date: Wed, 8 Mar 2017 18:06:00 +0000 Message-Id: <20170308180602.24430-2-julien.grall@arm.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170308180602.24430-1-julien.grall@arm.com> References: <20170308180602.24430-1-julien.grall@arm.com> Cc: andre.przywara@arm.com, Julien Grall , sstabellini@kernel.org, punit.agrawal@arm.com Subject: [Xen-devel] [PATCH 1/3] xen/arm: hvm_domain does not need to be cacheline aligned X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" hvm_domain only contains the HVM_PARAM that on ARM are not used often. So it is not necessary to have hvm_domain fitting in a cacheline. Drop it to save 128 bytes in the structure arch_domain. Signed-off-by: Julien Grall Reviewed-by: Stefano Stabellini --- xen/include/asm-arm/domain.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/xen/include/asm-arm/domain.h b/xen/include/asm-arm/domain.h index f117e577f0..09fe502fc2 100644 --- a/xen/include/asm-arm/domain.h +++ b/xen/include/asm-arm/domain.h @@ -14,7 +14,7 @@ struct hvm_domain { uint64_t params[HVM_NR_PARAMS]; -} __cacheline_aligned; +}; #ifdef CONFIG_ARM_64 enum domain_type {