From nobody Sat Oct 25 09:04:21 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1520309439258420.87904407545466; Mon, 5 Mar 2018 20:10:39 -0800 (PST) Received: from localhost ([::1]:52804 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1et3vv-0000T7-BL for importer@patchew.org; Mon, 05 Mar 2018 23:10:35 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:49523) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1et3nz-0001Yj-BJ for qemu-devel@nongnu.org; Mon, 05 Mar 2018 23:02:24 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1et3ny-0004Wa-0j for qemu-devel@nongnu.org; Mon, 05 Mar 2018 23:02:23 -0500 Received: from ozlabs.org ([2401:3900:2:1::2]:54015) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1et3nx-0004Uq-F4; Mon, 05 Mar 2018 23:02:21 -0500 Received: by ozlabs.org (Postfix, from userid 1007) id 3zwNQ95FwPz9shT; Tue, 6 Mar 2018 15:02:07 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1520308929; bh=f+ghMFd+7xpd0ucOw1OVJ8W4FgLkyyTnkQ6P8KBK3as=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=P3RAo9PY7NjvRBASk0ppM5ClIibLuRoNk4GvoACLlDCogFM3VqQrwD1WynEFFyyUJ EPQ0SoeywNtirV45UYpV8J2irh4CV0pLAInNQyiwoH0oWUqBSDGa+hQUChUUi/ab5D 8pgwhsHpr4yo/fm06eSM6kkuzck5J4WKjsxvzRxY= From: David Gibson To: peter.maydell@linaro.org, groug@kaod.org Date: Tue, 6 Mar 2018 15:01:54 +1100 Message-Id: <20180306040154.3669-31-david@gibson.dropbear.id.au> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180306040154.3669-1-david@gibson.dropbear.id.au> References: <20180306040154.3669-1-david@gibson.dropbear.id.au> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2401:3900:2:1::2 Subject: [Qemu-devel] [PULL 30/30] PowerPC: Add TS bits into msr_mask X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: surajjs@au1.ibm.com, Simon Guo , qemu-devel@nongnu.org, agraf@suse.de, qemu-ppc@nongnu.org, David Gibson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Simon Guo During migration, after MSR bits is synced, cpu_post_load() will use msr_mask to determine which PPC MSR bits will be applied into the target side. Hardware Transaction Memory(HTM) has been supported since Power8, but TS0/TS1 bit was not in msr_mask yet. That will prevent target KVM from loading TM checkpointed values. This patch adds TS bits into msr_mask for Power8, so that transactional application can be migrated across qemu. Signed-off-by: Simon Guo Signed-off-by: David Gibson --- target/ppc/translate_init.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/target/ppc/translate_init.c b/target/ppc/translate_init.c index 17a87df654..391b94b97d 100644 --- a/target/ppc/translate_init.c +++ b/target/ppc/translate_init.c @@ -8692,6 +8692,8 @@ POWERPC_FAMILY(POWER8)(ObjectClass *oc, void *data) (1ull << MSR_DR) | (1ull << MSR_PMM) | (1ull << MSR_RI) | + (1ull << MSR_TS0) | + (1ull << MSR_TS1) | (1ull << MSR_LE); pcc->mmu_model =3D POWERPC_MMU_2_07; #if defined(CONFIG_SOFTMMU) --=20 2.14.3