From patchwork Thu Sep 26 09:46:30 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Xia, Hongyan" X-Patchwork-Id: 11162147 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 AFF4F13B1 for ; Thu, 26 Sep 2019 09:50:31 +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 8C651222C7 for ; Thu, 26 Sep 2019 09:50:31 +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="qh2b7jYX" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8C651222C7 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 1iDQP5-0006e3-L3; Thu, 26 Sep 2019 09:49:39 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1iDQP4-0006aw-4F for xen-devel@lists.xenproject.org; Thu, 26 Sep 2019 09:49:38 +0000 X-Inumbo-ID: f18dd65a-e042-11e9-b588-bc764e2007e4 Received: from smtp-fw-6001.amazon.com (unknown [52.95.48.154]) by localhost (Halon) with ESMTPS id f18dd65a-e042-11e9-b588-bc764e2007e4; Thu, 26 Sep 2019 09:49:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1569491373; x=1601027373; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=WA7fvNw77v8vAj8/L23G6+zYdl9FPU4M3xrqGinNO78=; b=qh2b7jYXk90YDovH2i8bYyn7z89UTQRFeaeFgclZqwHJTExLGlvg90xi ZhzloTIgBwDVNp37XLJfxJMYKd99bMb1WUE5jRF9m1+N0Xe8zAwqmAgtp DQTSadQBT+0yzjj/Yg/b9qPGeW7x1mpdeSUD4Dho4Hik8mbpWySRmhFTY k=; X-IronPort-AV: E=Sophos;i="5.64,551,1559520000"; d="scan'208";a="417788427" Received: from iad6-co-svc-p1-lb1-vlan3.amazon.com (HELO email-inbound-relay-1e-62350142.us-east-1.amazon.com) ([10.124.125.6]) by smtp-border-fw-out-6001.iad6.amazon.com with ESMTP; 26 Sep 2019 09:49:33 +0000 Received: from EX13MTAUEA001.ant.amazon.com (iad55-ws-svc-p15-lb9-vlan3.iad.amazon.com [10.40.159.166]) by email-inbound-relay-1e-62350142.us-east-1.amazon.com (Postfix) with ESMTPS id 476ABA32D9; Thu, 26 Sep 2019 09:49:33 +0000 (UTC) Received: from EX13D28EUC004.ant.amazon.com (10.43.164.80) by EX13MTAUEA001.ant.amazon.com (10.43.61.82) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Thu, 26 Sep 2019 09:49:13 +0000 Received: from EX13MTAUWA001.ant.amazon.com (10.43.160.58) by EX13D28EUC004.ant.amazon.com (10.43.164.80) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Thu, 26 Sep 2019 09:49:11 +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 09:49:09 +0000 From: To: Date: Thu, 26 Sep 2019 10:46:30 +0100 Message-ID: <10c0b97f3f378af07012628afc685905af43148f.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 67/84] x86/domain_page: remove direct map code and initialise idle mapcache. 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 These are found in the NDEBUG build. Signed-off-by: Hongyan Xia --- xen/arch/x86/domain_page.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/xen/arch/x86/domain_page.c b/xen/arch/x86/domain_page.c index f4f53a2a33..f606677ae6 100644 --- a/xen/arch/x86/domain_page.c +++ b/xen/arch/x86/domain_page.c @@ -78,11 +78,6 @@ void *map_domain_page(mfn_t mfn) struct mapcache_vcpu *vcache; struct vcpu_maphash_entry *hashent; -#ifdef NDEBUG - if ( mfn_x(mfn) <= PFN_DOWN(__pa(HYPERVISOR_VIRT_END - 1)) ) - return mfn_to_virt(mfn_x(mfn)); -#endif - v = mapcache_current_vcpu(); if ( !v ) { @@ -257,11 +252,6 @@ int mapcache_domain_init(struct domain *d) struct mapcache_domain *dcache = &d->arch.mapcache; unsigned int bitmap_pages; -#ifdef NDEBUG - if ( !mem_hotplug && max_page <= PFN_DOWN(__pa(HYPERVISOR_VIRT_END - 1)) ) - return 0; -#endif - BUILD_BUG_ON(MAPCACHE_VIRT_END + PAGE_SIZE * (3 + 2 * PFN_UP(BITS_TO_LONGS(MAPCACHE_ENTRIES) * sizeof(long))) > MAPCACHE_VIRT_START + (PERDOMAIN_SLOT_MBYTES << 20));