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=-6.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=no 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 C6232C433E0 for ; Wed, 15 Jul 2020 15:11:42 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 96EF320658 for ; Wed, 15 Jul 2020 15:11:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=citrix.com header.i=@citrix.com header.b="CTY0KCKb" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 96EF320658 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=citrix.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jvj47-0003cz-Mm; Wed, 15 Jul 2020 15:11:23 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jvj46-0003cu-Pg for xen-devel@lists.xenproject.org; Wed, 15 Jul 2020 15:11:22 +0000 X-Inumbo-ID: 70d5109e-c6ad-11ea-9401-12813bfff9fa Received: from esa5.hc3370-68.iphmx.com (unknown [216.71.155.168]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 70d5109e-c6ad-11ea-9401-12813bfff9fa; Wed, 15 Jul 2020 15:11:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=citrix.com; s=securemail; t=1594825881; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=gz7UzHeVSBo2HbZIQ5cfhOZSE7lzjmWWU60xaJUfS2k=; b=CTY0KCKbbaRias51RQDxRoibowKX8btB1TLLwF6i8ECTISEL7Y+2Rivp lOj+BYgdVT+Y8XM6ky/84Ccql3+Hm79z0/RJAhqjEmCIiWDVsIv32BSjO WdxQdmFZ0V8gROZmjq/z0cpLx3ulwqoxo0L3kbuaeQsSplADw2czL+H6K k=; Authentication-Results: esa5.hc3370-68.iphmx.com; dkim=none (message not signed) header.i=none IronPort-SDR: Y/G9YdrDIqr9DUYl2LIfwsu7cZxfhN3Woz9oKYDES7hhR8kuittwv5WzjbpLVpdvKoX0+FgyJL US7FBC4ou2bLqxyVOl2MiKjf9VwOTraUe50Cz+343LgNOEuxy8cwrTr9ygy7uTPsf5L0UiZZ/k 6qNTqeyf2LP2XCtdqSUgBGxZZSPChNZkkda9jHcSUR9prFOmEy8iII4x4nqwxZYyyReqE6xJ+u +uQdCgbjG5nOqEqDBD8HJABMJ/bCo3MSUhW9wYB0A1UAiB4XCciUxBk1GJjq7ZCVaSZpj4P54C OfI= X-SBRS: 2.7 X-MesageID: 22642331 X-Ironport-Server: esa5.hc3370-68.iphmx.com X-Remote-IP: 162.221.158.21 X-Policy: $RELAYED X-IronPort-AV: E=Sophos;i="5.75,355,1589256000"; d="scan'208";a="22642331" From: =?UTF-8?q?Edwin=20T=C3=B6r=C3=B6k?= To: Subject: [PATCH v1 0/1] oxenstored: fix ABI breakage in reset watches Date: Wed, 15 Jul 2020 16:10:55 +0100 Message-ID: X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: David Scott , Ian Jackson , =?UTF-8?q?Edwin=20T=C3=B6r=C3=B6k?= , Wei Liu , Christian Lindig Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" dbc84d2983969bb47d294131ed9e6bbbdc2aec49 (Xen >= 4.9.0) deleted XS_RESTRICT from oxenstored, which caused all the following opcodes to be shifted by 1, breaking the ABI compared to the C version and guests. The affected opcode is 'reset watches', e.g. Linux uses this during kexec if a suitable control/platform-feature-xs_reset_watches field is present in xenstore. Edwin Török (1): oxenstored: fix ABI breakage introduced in Xen 4.9.0 tools/ocaml/libs/xb/op.ml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.25.1