From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44748) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WW4KR-0001tH-SY for qemu-devel@nongnu.org; Fri, 04 Apr 2014 09:38:50 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WW4KL-00068n-Nl for qemu-devel@nongnu.org; Fri, 04 Apr 2014 09:38:43 -0400 Received: from mx1.redhat.com ([209.132.183.28]:59022) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WW4KL-00068f-Fd for qemu-devel@nongnu.org; Fri, 04 Apr 2014 09:38:37 -0400 From: Igor Mammedov Date: Fri, 4 Apr 2014 15:36:39 +0200 Message-Id: <1396618620-27823-15-git-send-email-imammedo@redhat.com> In-Reply-To: <1396618620-27823-1-git-send-email-imammedo@redhat.com> References: <1396618620-27823-1-git-send-email-imammedo@redhat.com> Subject: [Qemu-devel] [PATCH 14/35] pc: exit QEMU if slots > 256 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, mst@redhat.com, aik@ozlabs.ru, hutao@cn.fujitsu.com, mjt@tls.msk.ru, lcapitulino@redhat.com, kraxel@redhat.com, akong@redhat.com, quintela@redhat.com, armbru@redhat.com, aliguori@amazon.com, jan.kiszka@siemens.com, lersek@redhat.com, ehabkost@redhat.com, marcel.a@redhat.com, stefanha@redhat.com, chegu_vinod@hp.com, rth@twiddle.net, kwolf@redhat.com, s.priebe@profihost.ag, mreitz@redhat.com, vasilis.liaskovitis@profitbricks.com, pbonzini@redhat.com, afaerber@suse.de ... which is current ACPI implementation limit. Signed-off-by: Igor Mammedov --- hw/i386/pc.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/hw/i386/pc.c b/hw/i386/pc.c index 69e4225..6fe1803 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -1204,6 +1204,12 @@ FWCfgState *pc_memory_init(MemoryRegion *system_memory, ram_addr_t hotplug_mem_size = machine->init_args.maxram_size - ram_size; + if (machine->init_args.ram_slots > 256) { + error_report("unsupported amount of memory slots: %"PRIu64, + machine->init_args.ram_slots); + exit(EXIT_FAILURE); + } + pcms->hotplug_memory_base = ROUND_UP(0x100000000ULL + above_4g_mem_size, 1ULL << 30); -- 1.9.0