From patchwork Thu Sep 26 09:46:26 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Xia, Hongyan" X-Patchwork-Id: 11162183 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C137813BD for ; Thu, 26 Sep 2019 09:51:18 +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 9D9492053B for ; Thu, 26 Sep 2019 09:51:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=amazon.com header.i=@amazon.com header.b="mX0FNO1u" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9D9492053B Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=amazon.com Authentication-Results: mail.kernel.org; spf=none 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 4.89) (envelope-from ) id 1iDQPu-0000NP-7S; Thu, 26 Sep 2019 09:50:30 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1iDQPs-0000HY-K2 for xen-devel@lists.xenproject.org; Thu, 26 Sep 2019 09:50:28 +0000 X-Inumbo-ID: 0ad4a922-e043-11e9-bf31-bc764e2007e4 Received: from smtp-fw-33001.amazon.com (unknown [207.171.190.10]) by localhost (Halon) with ESMTPS id 0ad4a922-e043-11e9-bf31-bc764e2007e4; Thu, 26 Sep 2019 09:50:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1569491416; x=1601027416; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=Ay+KC3Ona01czWU1vcgcrNwN1I58Svev1gy8xA0gHpM=; b=mX0FNO1uIxplkp5Mvielk3X0xVrBfa5TSl/vBxYqKQzWAmGSPfZWK7ex mkPOVr3chswuuN/JdXRqXmzSfayIAzEp/KflE+6lABfoSvoHTQgzpV2Zi Uuk/mZ+YTcqpQ+UM+RwYJ3jP1pxDexAvSLvZKsLpBC4NWoznoRXF++6XI I=; X-IronPort-AV: E=Sophos;i="5.64,551,1559520000"; d="scan'208";a="836989061" Received: from sea3-co-svc-lb6-vlan2.sea.amazon.com (HELO email-inbound-relay-1d-2c665b5d.us-east-1.amazon.com) ([10.47.22.34]) by smtp-border-fw-out-33001.sea14.amazon.com with ESMTP; 26 Sep 2019 09:49:27 +0000 Received: from EX13MTAUEA001.ant.amazon.com (iad55-ws-svc-p15-lb9-vlan3.iad.amazon.com [10.40.159.166]) by email-inbound-relay-1d-2c665b5d.us-east-1.amazon.com (Postfix) with ESMTPS id 9982BA25C7; Thu, 26 Sep 2019 09:49:15 +0000 (UTC) Received: from EX13D28EUB002.ant.amazon.com (10.43.166.97) by EX13MTAUEA001.ant.amazon.com (10.43.61.82) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Thu, 26 Sep 2019 09:48:59 +0000 Received: from EX13MTAUWA001.ant.amazon.com (10.43.160.58) by EX13D28EUB002.ant.amazon.com (10.43.166.97) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Thu, 26 Sep 2019 09:48:58 +0000 Received: from u9d785c4ba99158.ant.amazon.com (10.125.106.58) by mail-relay.amazon.com (10.43.160.118) with Microsoft SMTP Server id 15.0.1367.3 via Frontend Transport; Thu, 26 Sep 2019 09:48:55 +0000 From: To: Date: Thu, 26 Sep 2019 10:46:26 +0100 Message-ID: <340534a15e206136a9573e0af57fd74565dbaeff.1569489002.git.hongyax@amazon.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: References: MIME-Version: 1.0 Precedence: Bulk Subject: [Xen-devel] [RFC PATCH 63/84] x86/domain_page: mapcache is no longer tied to pv. X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Andrew Cooper , =?utf-8?q?Roger_Pau_Monn?= =?utf-8?q?=C3=A9?= , Wei Liu , Jan Beulich , Hongyan Xia Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" From: Hongyan Xia Signed-off-by: Hongyan Xia --- xen/arch/x86/domain_page.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/xen/arch/x86/domain_page.c b/xen/arch/x86/domain_page.c index 348ea9ebf3..4a3995ccef 100644 --- a/xen/arch/x86/domain_page.c +++ b/xen/arch/x86/domain_page.c @@ -84,7 +84,7 @@ void *map_domain_page(mfn_t mfn) #endif v = mapcache_current_vcpu(); - if ( !v || !is_pv_vcpu(v) ) + if ( !v ) { void *ret; pmap_lock(); @@ -208,7 +208,7 @@ void unmap_domain_page(const void *ptr) ASSERT(va >= MAPCACHE_VIRT_START && va < MAPCACHE_VIRT_END); v = mapcache_current_vcpu(); - ASSERT(v && is_pv_vcpu(v)); + ASSERT(v); dcache = &v->domain->arch.mapcache; ASSERT(dcache->inuse);