From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46125) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VeN4d-0001i4-AI for qemu-devel@nongnu.org; Thu, 07 Nov 2013 05:44:33 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VeN4U-0007uo-5n for qemu-devel@nongnu.org; Thu, 07 Nov 2013 05:44:27 -0500 Received: from mx1.redhat.com ([209.132.183.28]:55284) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VeN4T-0007ug-U3 for qemu-devel@nongnu.org; Thu, 07 Nov 2013 05:44:18 -0500 From: Marcel Apfelbaum Date: Thu, 7 Nov 2013 12:41:17 +0200 Message-Id: <1383820884-29596-2-git-send-email-marcel.a@redhat.com> In-Reply-To: <1383820884-29596-1-git-send-email-marcel.a@redhat.com> References: <1383820884-29596-1-git-send-email-marcel.a@redhat.com> Subject: [Qemu-devel] [PATCH for-1.7 v2 1/8] exec: declare TARGET_PHYS_ADDR_SPACE_MAX to limit memory regions rendered by exec List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, ehabkost@redhat.com, mst@redhat.com, jan.kiszka@siemens.com, agraf@suse.de, lcapitulino@redhat.com, aliguori@amazon.com, pbonzini@redhat.com, afaerber@suse.de The page table logic in exec.c assumes that memory addresses are at most TARGET_PHYS_ADDR_SPACE_BITS. Use TARGET_PHYS_ADDR_SPACE_MAX as max size for memory regions rendered by exec. Signed-off-by: Marcel Apfelbaum --- include/exec/address-spaces.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/exec/address-spaces.h b/include/exec/address-spaces.h index 3d12cdd..174cc05 100644 --- a/include/exec/address-spaces.h +++ b/include/exec/address-spaces.h @@ -23,6 +23,10 @@ #ifndef CONFIG_USER_ONLY +#define TARGET_PHYS_ADDR_SPACE_MAX \ + (TARGET_PHYS_ADDR_SPACE_BITS == 64 ? \ + UINT64_MAX : (0x1ULL << TARGET_PHYS_ADDR_SPACE_BITS)) + /* Get the root memory region. This interface should only be used temporarily * until a proper bus interface is available. */ -- 1.8.3.1