From nobody Thu May 2 01:53:51 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) client-ip=192.237.175.120; envelope-from=xen-devel-bounces@lists.xenproject.org; helo=lists.xenproject.org; Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org ARC-Seal: i=1; a=rsa-sha256; t=1597490021; cv=none; d=zohomail.com; s=zohoarc; b=l2xVkQSHeCVNBjjNvmv1oou6odDPmhlvSPgZqJCkPPFp3FDa7+Q5UMuW72WrpsJXfiy9S22jA3N1CFZh35kV1SIjxbls6z4DTLu0N26tiGmSUqrTDXuPd7BcqpnOibH7uLy3DzZkseO+H0U9q1/2iSowXb6/ZHUOH8R9QW2L2ks= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1597490021; h=Content-Transfer-Encoding:Cc:Date:From:List-Subscribe:List-Post:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Sender:Subject:To; bh=rUQoR9IevMo0/HYUZm4GcPxRGh/RKZ321h8nmPVDXQM=; b=TeOfwkvpNdga++4ytHKcpiBgd/m+MWyV8hHB//oohN25eqqiBITmlkKy2mvqOt5OMgr1GhNp52Xeh0OAfDwxgYnDyCTrW3LaUXjNTXJCCA6wFbnA5jMvIhnNoGxj6PCzI4vKJEjXC6V6ejgmXC92c0smY8uacIqTfK/dVEddd3w= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Return-Path: Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) by mx.zohomail.com with SMTPS id 159749002141933.80034441017972; Sat, 15 Aug 2020 04:13:41 -0700 (PDT) Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1k6u7U-0005P2-AY; Sat, 15 Aug 2020 11:13:04 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1k6u7S-0005Ou-C1 for xen-devel@lists.xenproject.org; Sat, 15 Aug 2020 11:13:02 +0000 Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id bec9e6c2-0101-4a2d-b2ac-ccec9bdfda77; Sat, 15 Aug 2020 11:13:00 +0000 (UTC) Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 7987EB73B; Sat, 15 Aug 2020 11:13:23 +0000 (UTC) X-Inumbo-ID: bec9e6c2-0101-4a2d-b2ac-ccec9bdfda77 X-Virus-Scanned: by amavisd-new at test-mx.suse.de From: Juergen Gross To: minios-devel@lists.xenproject.org, xen-devel@lists.xenproject.org Cc: samuel.thibault@ens-lyon.org, wl@xen.org, Juergen Gross Subject: [PATCH] mini-os: fix do_map_frames() for pvh Date: Sat, 15 Aug 2020 13:12:57 +0200 Message-Id: <20200815111257.29302-1-jgross@suse.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" Content-Type: text/plain; charset="utf-8" In case ov PVH dom_map_frames() is missing to increment the virtual address. This leads to writing only the first page table entry multiple times. Signed-off-by: Juergen Gross Reviewed-by: Samuel Thibault --- arch/x86/mm.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/mm.c b/arch/x86/mm.c index ea58444..8ba14a5 100644 --- a/arch/x86/mm.c +++ b/arch/x86/mm.c @@ -695,6 +695,7 @@ int do_map_frames(unsigned long va, pgt[l1_table_offset(va)] =3D (pgentry_t) (((mfns[done * stride] + done * incr) << PAGE_SHIFT) | prot); done++; + va +=3D PAGE_SIZE; #endif } =20 --=20 2.26.2