From patchwork Mon Oct 5 08:35:23 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bharata B Rao X-Patchwork-Id: 526255 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id DABC91402A8 for ; Mon, 5 Oct 2015 19:36:23 +1100 (AEDT) Received: from localhost ([::1]:44828 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Zj1Ft-000890-Ty for incoming@patchwork.ozlabs.org; Mon, 05 Oct 2015 04:36:21 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38290) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Zj1FG-0007MQ-3Y for qemu-devel@nongnu.org; Mon, 05 Oct 2015 04:35:42 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Zj1FC-00006u-2t for qemu-devel@nongnu.org; Mon, 05 Oct 2015 04:35:42 -0400 Received: from e28smtp07.in.ibm.com ([122.248.162.7]:44106) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Zj1FB-000055-BO for qemu-devel@nongnu.org; Mon, 05 Oct 2015 04:35:38 -0400 Received: from /spool/local by e28smtp07.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 5 Oct 2015 14:05:34 +0530 Received: from d28dlp02.in.ibm.com (9.184.220.127) by e28smtp07.in.ibm.com (192.168.1.137) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Mon, 5 Oct 2015 14:05:33 +0530 X-Helo: d28dlp02.in.ibm.com X-MailFrom: bharata@linux.vnet.ibm.com X-RcptTo: qemu-devel@nongnu.org Received: from d28relay05.in.ibm.com (d28relay05.in.ibm.com [9.184.220.62]) by d28dlp02.in.ibm.com (Postfix) with ESMTP id 779D8394005A for ; Mon, 5 Oct 2015 14:05:31 +0530 (IST) Received: from d28av03.in.ibm.com (d28av03.in.ibm.com [9.184.220.65]) by d28relay05.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t958ZReY58458184 for ; Mon, 5 Oct 2015 14:05:27 +0530 Received: from d28av03.in.ibm.com (localhost [127.0.0.1]) by d28av03.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t958ZQO1027597 for ; Mon, 5 Oct 2015 14:05:27 +0530 Received: from bharata.in.ibm.com ([9.124.35.120]) by d28av03.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id t958ZQJH027575; Mon, 5 Oct 2015 14:05:26 +0530 From: Bharata B Rao To: qemu-devel@nongnu.org Date: Mon, 5 Oct 2015 14:05:23 +0530 Message-Id: <1444034124-28747-2-git-send-email-bharata@linux.vnet.ibm.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1444034124-28747-1-git-send-email-bharata@linux.vnet.ibm.com> References: <1444034124-28747-1-git-send-email-bharata@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15100508-0025-0000-0000-0000074F3FE3 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 122.248.162.7 Cc: imammedo@redhat.com, Bharata B Rao , david@gibson.dropbear.id.au Subject: [Qemu-devel] [RFC v0 1/2] spapr: Accommadate alignment gaps in hotplug memory region X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Size hotplug memory region assuming a 256MB max alignment every slot. Signed-off-by: Bharata B Rao --- hw/ppc/spapr.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index fc5e7d6..2ec509b 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -1792,6 +1792,9 @@ static void ppc_spapr_init(MachineState *machine) spapr->hotplug_memory.base = ROUND_UP(machine->ram_size, SPAPR_HOTPLUG_MEM_ALIGN); + + /* size hotplug region assuming 256M max alignment per slot */ + hotplug_mem_size += SPAPR_MEMORY_BLOCK_SIZE * machine->ram_slots; memory_region_init(&spapr->hotplug_memory.mr, OBJECT(spapr), "hotplug-memory", hotplug_mem_size); memory_region_add_subregion(sysmem, spapr->hotplug_memory.base,