From patchwork Thu Jan 27 15:05:14 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Juan Quintela X-Patchwork-Id: 1585095 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=Irf0W0L2; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-ppc-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) 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 bilbo.ozlabs.org (Postfix) with ESMTPS id 4Jl47c5C0Vz9ssD for ; Fri, 28 Jan 2022 02:21:48 +1100 (AEDT) Received: from localhost ([::1]:55476 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nD6ao-0006Xo-HZ for incoming@patchwork.ozlabs.org; Thu, 27 Jan 2022 10:21:46 -0500 Received: from eggs.gnu.org ([209.51.188.92]:37288) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nD6Mt-0000ka-6Z for qemu-ppc@nongnu.org; Thu, 27 Jan 2022 10:07:27 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:26498) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nD6Me-0001l2-KW for qemu-ppc@nongnu.org; Thu, 27 Jan 2022 10:07:09 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1643296027; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=5o5+Uy+nSbU+g6blyt47oDcPek9P+sPcAYJJ1/b41c0=; b=Irf0W0L2DCrj8ImO8mn6O4kEuCoL2Xwl84HHHvM0DtAN4rbA07MKrM3A24qvtg5iV5hXUl SaC8uIx1rWH8wC6NgwzFhLkNuNUeka12sAFi7YnWWp221++RKVQtRd+XCFjlqpz9b9x7PV EYbBrYT7ponUDe8IDuKcqR76sNauOhs= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-590-1QqxfU1XMvWYBuJhpxkU1g-1; Thu, 27 Jan 2022 10:07:04 -0500 X-MC-Unique: 1QqxfU1XMvWYBuJhpxkU1g-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id A9B3151084; Thu, 27 Jan 2022 15:07:01 +0000 (UTC) Received: from secure.mitica (unknown [10.39.194.185]) by smtp.corp.redhat.com (Postfix) with ESMTP id F298C7E664; Thu, 27 Jan 2022 15:06:20 +0000 (UTC) From: Juan Quintela To: qemu-devel@nongnu.org Subject: [PULL 04/38] migration: Remove masking for compression Date: Thu, 27 Jan 2022 16:05:14 +0100 Message-Id: <20220127150548.20595-5-quintela@redhat.com> In-Reply-To: <20220127150548.20595-1-quintela@redhat.com> References: <20220127150548.20595-1-quintela@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=quintela@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=170.10.133.124; envelope-from=quintela@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -29 X-Spam_score: -3.0 X-Spam_bar: --- X-Spam_report: (-3.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.159, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-ppc@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Fam Zheng , Peter Maydell , "Michael S. Tsirkin" , Jason Wang , Peter Xu , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Gerd Hoffmann , Ani Sinha , Eric Blake , Hannes Reinecke , Vikram Garhwal , qemu-block@nongnu.org, Juan Quintela , Daniel Henrique Barboza , Markus Armbruster , Marcel Apfelbaum , Artyom Tarasenko , Pavel Pisa , Alistair Francis , "Dr. David Alan Gilbert" , Greg Kurz , qemu-arm@nongnu.org, =?utf-8?q?C=C3=A9dric_Le_Goater?= , Paolo Bonzini , Stafford Horne , David Gibson , Andrew Baumann , qemu-ppc@nongnu.org, Igor Mammedov , Aurelien Jarno Errors-To: qemu-ppc-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-ppc" Remove the mask in the call to ram_release_pages(). Nothing else does it, and if the offset has that bits set, we have a lot of trouble. Signed-off-by: Juan Quintela Reviewed-by: Dr. David Alan Gilbert --- migration/ram.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/migration/ram.c b/migration/ram.c index 881fe4974e..fa49d22e69 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -1340,7 +1340,7 @@ static bool do_compress_ram_page(QEMUFile *f, z_stream *stream, RAMBlock *block, ram_addr_t offset, uint8_t *source_buf) { RAMState *rs = ram_state; - uint8_t *p = block->host + (offset & TARGET_PAGE_MASK); + uint8_t *p = block->host + offset; bool zero_page = false; int ret; @@ -1365,7 +1365,7 @@ static bool do_compress_ram_page(QEMUFile *f, z_stream *stream, RAMBlock *block, } exit: - ram_release_page(block->idstr, offset & TARGET_PAGE_MASK); + ram_release_page(block->idstr, offset); return zero_page; }