From patchwork Thu Jul 20 10:12:59 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Maciej S. Szmigiero" X-Patchwork-Id: 13320275 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 87217EB64DC for ; Thu, 20 Jul 2023 10:14:19 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qMQfC-0006cr-9f; Thu, 20 Jul 2023 06:13:38 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qMQfA-0006cS-2d for qemu-devel@nongnu.org; Thu, 20 Jul 2023 06:13:36 -0400 Received: from vps-vb.mhejs.net ([37.28.154.113]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qMQf8-0003Uk-OZ for qemu-devel@nongnu.org; Thu, 20 Jul 2023 06:13:35 -0400 Received: from MUA by vps-vb.mhejs.net with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qMQez-0003ZG-FU; Thu, 20 Jul 2023 12:13:25 +0200 From: "Maciej S. Szmigiero" To: Paolo Bonzini , Richard Henderson , Eduardo Habkost , David Hildenbrand Cc: "Michael S . Tsirkin" , Marcel Apfelbaum , =?utf-8?q?Alex_Benn=C3=A9e?= , Thomas Huth , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , =?utf-8?q?Phil?= =?utf-8?q?ippe_Mathieu-Daud=C3=A9?= , Eric Blake , Markus Armbruster , qemu-devel@nongnu.org Subject: [PATCH v6 2/6] memory-device: Drop size alignment check Date: Thu, 20 Jul 2023 12:12:59 +0200 Message-ID: <915f860c37197eaf1ea76655c1c53e7f96423bfd.1689786474.git.maciej.szmigiero@oracle.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=37.28.154.113; envelope-from=mail@maciej.szmigiero.name; helo=vps-vb.mhejs.net X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: David Hildenbrand There is no strong requirement that the size has to be multiples of the requested alignment, let's drop it. This is a preparation for hv-baloon. Signed-off-by: David Hildenbrand Signed-off-by: Maciej S. Szmigiero --- hw/mem/memory-device.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/hw/mem/memory-device.c b/hw/mem/memory-device.c index 5a1731a4db43..aef7f867d272 100644 --- a/hw/mem/memory-device.c +++ b/hw/mem/memory-device.c @@ -308,12 +308,6 @@ static uint64_t memory_device_get_free_addr(MachineState *ms, return 0; } - if (!QEMU_IS_ALIGNED(size, align)) { - error_setg(errp, "backend memory size must be multiple of 0x%" - PRIx64, align); - return 0; - } - if (hint) { if (range_init(&new, *hint, size) || !range_contains_range(&as, &new)) { error_setg(errp, "can't add memory device [0x%" PRIx64 ":0x%" PRIx64