From patchwork Fri May 24 11:25:19 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Vivier X-Patchwork-Id: 165113 Delivered-To: patch@linaro.org Received: by 2002:a92:9e1a:0:0:0:0:0 with SMTP id q26csp3449839ili; Fri, 24 May 2019 04:28:46 -0700 (PDT) X-Google-Smtp-Source: APXvYqzJJvPK0iQ8WqHudzmqvVAcAr56U8c+mOjB+okG7ue0TTqT0wSq/yNgvWrwOwwEdWo6i3IU X-Received: by 2002:a50:ad77:: with SMTP id z52mr103816322edc.174.1558697326081; Fri, 24 May 2019 04:28:46 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1558697326; cv=none; d=google.com; s=arc-20160816; b=BNPtntN6lJnCXL7mpSTaqw84X9iycJYpMjwS8bLsNKRNpHwCnqt/U6CXOTgiOxBs7S /WSRDA/+nDdqsDTeYqZV7RSPv2aaYORQEfXgm0kfw9P5QfXjIpA55dBqHJurezhQ2wLo j2x8XWy1Ghna+nWb4am1DAYb0+Rk04gNbvsGbEx8+87gFgGY3o1g3Jjg1827YDyQqd4z U9GPHSnqrZ0HzlEAe1wbWoxySIvlXZ1BGzDCAJuDb3Tr0cUKMn/sc0MBAxiLxqL4lSR0 4pBM9cdVz8EBZwtDnDpiawGWyKzeWVFoy//CTujlFQlYRtqsaHc529mDuNqqIYmVtnLf HDbQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:cc:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:subject :content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:to:from; bh=598f44TGDuB7IZvCNYslfKPq6sNaQzuRh2yw82YelaU=; b=pY+WlRrPJXH4iPjRi0C4ISJf3uEH+ZNMcfJSQiZifSZihWxOoA8BoDRsWZFF9Ouzq0 31S8Ct5lxQCxwWIhf0+K/3KuJQcnTbKjm2IjhaHn6Buvko0mir5cVchXSs5j+nlsWQm9 2LWtID9U2stU8N3TECpeePRaJ5I+XkaE0Bu1OTPeYK0j5zZWOQncQI/Z97ppuUAzr8U8 f3beg8M9aksaC0L6/F/WTCDwUrk+8Hz5W7RPzOfMck7AT7jT/2V+snXYF97HO8Ia8It7 PSLz2C9yTZw4Kkjuxhjnfn7Gpfacy07giF1Rof4TtxC6bi7mpP5c9bv3L6tEKZVQGeZu Z5sg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org" Return-Path: Received: from lists.gnu.org (lists.gnu.org. [209.51.188.17]) by mx.google.com with ESMTPS id a45si660781eda.161.2019.05.24.04.28.45 for (version=TLS1 cipher=AES128-SHA bits=128/128); Fri, 24 May 2019 04:28:46 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org" Received: from localhost ([127.0.0.1]:52722 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hU8NR-0007md-0S for patch@linaro.org; Fri, 24 May 2019 07:28:45 -0400 Received: from eggs.gnu.org ([209.51.188.92]:38892) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hU8Kk-0005SC-CE for qemu-devel@nongnu.org; Fri, 24 May 2019 07:25:59 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hU8Kj-00015y-Gg for qemu-devel@nongnu.org; Fri, 24 May 2019 07:25:58 -0400 Received: from mout.kundenserver.de ([217.72.192.75]:57863) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hU8Kj-00015R-8D for qemu-devel@nongnu.org; Fri, 24 May 2019 07:25:57 -0400 Received: from localhost.localdomain ([78.238.229.36]) by mrelayeu.kundenserver.de (mreue109 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MaIvT-1h6hmj3NPZ-00WEao; Fri, 24 May 2019 13:25:33 +0200 From: Laurent Vivier To: qemu-devel@nongnu.org Date: Fri, 24 May 2019 13:25:19 +0200 Message-Id: <20190524112520.17684-9-laurent@vivier.eu> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190524112520.17684-1-laurent@vivier.eu> References: <20190524112520.17684-1-laurent@vivier.eu> MIME-Version: 1.0 X-Provags-ID: V03:K1:vWZCbtxrZGHp6JZLg7Zj19cF/UIF8dyMPQqnm7PQN4E+olpYLJM LUcQLi6eZJAn5av/lBrlUDoVRq9FyziNqGQJMVRtqUD406VlOCse7UVYCrelNTUMVYnjmPr 6AzBPN2YsfiaoZ6YOtRdQrdGO/6L4blMqZ9i40Q7HaMm61Cn0mvngjD+sIPAhSbal8jPDNK lDKjHDdAUp68rUpD8P2Hg== X-UI-Out-Filterresults: notjunk:1; V03:K0:2Laiz8PsXD4=:ZT5DOPHNjWS0AsoxTJb/X6 cyqd5+mCdsuAIM4BMZph1H9AdADjhkmnzRPYma2UXaW9/79THOMtIYXB5Hlg296qNpqGKeqLc j5qPksKS2zVwVNldggU38VBzzPKvNU4Lcd8Osi2icCD6gDMeuaFbU90wUJNGEzSu8U42zhwQY BztFFYLcfl7cLMWatJOchPqwDE0UJznDJ8TQ72sMdoBo7Irg/p1BQtjZfTenp9SfZ+K3qL1/3 mdPWybNAKa6kB2LqAnPwwUzZSde+u+ns2/OadQ13duD9x0Jsltsv54Jle4UDx59kGlZn0ROe+ IUDMMbScp92YCnv3JTJdP68RPCsQrLoAXggKtlSI309h5fo324ptkoNOsw52em3erVapQ66/R D1ppuohHdoKfp0D2q+srcOmwFR511Uyt+Wlo7V5kx0cbm/pbMYWBs5FQSbBycP110Pxl4n3aq n1LNskQJfrX0AbmjsYoVHZGawHWneGl/eevlFHlYXyd0FRjSqNyUV5vikJEbySYx9OSMYs3OV dp49GXTc0WW/G8sbn23vx24QtTzdxV72cP8CyFgLHO66YXHyc9bX1pg+0ujzxTqcyVUoQ+ZJN fB1aqsfyp6RrddgWRx5gasG0V7H67VlKSh6cewi4KX+jw/trEDDrsW6M0ciw7Z6mmfTLXMTqP tkr1QxQRLfLs76KEDlw4559w4vCnk6ldOTWwffb9ucvWnTVEIUA65IIdxiW4CRuWQoultyqne Nt6dZnAD/8LIcVc8Kb4xoZ43ZPirzy+oVou/eg== X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 217.72.192.75 Subject: [Qemu-devel] [PULL v2 8/9] linux-user: Align mmap_find_vma to host page size 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: Aleksandar Rikalo , Riku Voipio , Richard Henderson , Laurent Vivier , Aleksandar Markovic , Aurelien Jarno Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" From: Richard Henderson This can avoid stack allocation failures for i386 guest on ppc64 (64k page) host. Suggested-by: Laurent Vivier Signed-off-by: Richard Henderson Message-Id: <20190519201953.20161-14-richard.henderson@linaro.org> Signed-off-by: Laurent Vivier --- linux-user/mmap.c | 2 ++ 1 file changed, 2 insertions(+) -- 2.20.1 diff --git a/linux-user/mmap.c b/linux-user/mmap.c index 10796b37ac7b..af41339d576b 100644 --- a/linux-user/mmap.c +++ b/linux-user/mmap.c @@ -262,6 +262,8 @@ abi_ulong mmap_find_vma(abi_ulong start, abi_ulong size, abi_ulong align) abi_ulong addr; int wrapped, repeat; + align = MAX(align, qemu_host_page_size); + /* If 'start' == 0, then a default start address is used. */ if (start == 0) { start = mmap_next_start;