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=-8.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 55299C433E0 for ; Tue, 11 Aug 2020 11:44:51 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 22DA02075D for ; Tue, 11 Aug 2020 11:44:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="QZFqCUTi" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 22DA02075D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:43956 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1k5Si2-0001pf-6s for qemu-devel@archiver.kernel.org; Tue, 11 Aug 2020 07:44:50 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:55396) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k5ShG-0000qi-Os for qemu-devel@nongnu.org; Tue, 11 Aug 2020 07:44:02 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:51578 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1k5ShD-0008GX-RB for qemu-devel@nongnu.org; Tue, 11 Aug 2020 07:44:01 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1597146238; 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; bh=5uz2gYR+ZjhCwSBG2btx3/PoRpLKwa9fy3oUhJjbpq4=; b=QZFqCUTi8Ih1UL1l0CMgvbMoGWO8GdtBL5ekiZI+pjTuZqGX+DAXOlr4uDjVDzO/Oj9M5W CeVZslhcrgP73xO6JE8ibNN0x0OSKuAWYooyJDjspQw8uPw4h6DhuhyUyONpXu7t7YgqxZ 2HdaBtdrmE1f9s5ocP9j9aA6Ysb2ZtE= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-331-fWp5YmqqOAGF-vRn8GpU8Q-1; Tue, 11 Aug 2020 07:43:46 -0400 X-MC-Unique: fWp5YmqqOAGF-vRn8GpU8Q-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C23B71005510; Tue, 11 Aug 2020 11:43:44 +0000 (UTC) Received: from localhost.localdomain (unknown [10.74.8.55]) by smtp.corp.redhat.com (Postfix) with ESMTPS id A4DCB5F9DB; Tue, 11 Aug 2020 11:43:36 +0000 (UTC) From: P J P To: Peter Maydell , Paolo Bonzini Subject: [PATCH v4 0/9] memory: assert and define MemoryRegionOps callbacks Date: Tue, 11 Aug 2020 17:11:24 +0530 Message-Id: <20200811114133.672647-1-ppandit@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=ppandit@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=207.211.31.120; envelope-from=ppandit@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/11 04:41:55 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Prasad J Pandit , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Li Qiang , QEMU Developers , Lei Sun , Alex Williamson , =?UTF-8?q?Alex=20Benn=C3=A9e?= , David Gibson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Prasad J Pandit Hello, * This series asserts that MemoryRegionOps objects define read/write callback methods. Thus avoids potential NULL pointer dereference. ex. -> https://git.qemu.org/?p=qemu.git;a=commit;h=bb15013ef34617eb1344f5276292cadd326c21b2 * Also adds various undefined MemoryRegionOps read/write functions to avoid potential assert failure. Thank you. -- Prasad J Pandit (9): hw/pci-host: add pci-intack write method pci-host: designware: add pcie-msi read method vfio: add quirk device write method prep: add ppc-parity write method nvram: add nrf51_soc flash read method spapr_pci: add spapr msi read method tz-ppc: add dummy read/write methods imx7-ccm: add digprog mmio write method memory: assert MemoryRegionOps callbacks are defined hw/misc/imx7_ccm.c | 8 ++++++++ hw/misc/tz-ppc.c | 14 ++++++++++++++ hw/nvram/nrf51_nvm.c | 10 ++++++++++ hw/pci-host/designware.c | 19 +++++++++++++++++++ hw/pci-host/prep.c | 8 ++++++++ hw/ppc/prep_systemio.c | 8 ++++++++ hw/ppc/spapr_pci.c | 14 ++++++++++++-- hw/vfio/pci-quirks.c | 8 ++++++++ softmmu/memory.c | 10 +++++++++- 9 files changed, 96 insertions(+), 3 deletions(-) -- 2.26.2