From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40444) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZHBRp-0006Za-Ri for qemu-devel@nongnu.org; Mon, 20 Jul 2015 09:49:38 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZHBRm-0003uO-IU for qemu-devel@nongnu.org; Mon, 20 Jul 2015 09:49:37 -0400 Received: from mx1.redhat.com ([209.132.183.28]:58900) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZHBRm-0003tv-Cz for qemu-devel@nongnu.org; Mon, 20 Jul 2015 09:49:34 -0400 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by mx1.redhat.com (Postfix) with ESMTPS id C01053679D8 for ; Mon, 20 Jul 2015 13:49:33 +0000 (UTC) From: Igor Mammedov Date: Mon, 20 Jul 2015 15:49:28 +0200 Message-Id: <1437400170-66929-1-git-send-email-imammedo@redhat.com> Subject: [Qemu-devel] [PATCH 0/2] vhost: check if vhost has capacity for hotplugged memory List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: mst@redhat.com it's defensive patchset which helps to avoid QEMU crashing at memory hotplug time by checking that vhost has free capacity for an additional memory slot. Igor Mammedov (2): vhost: add vhost_has_free_slot() interface pc-dimm: add vhost slots limit check before commiting to hotplug hw/mem/pc-dimm.c | 7 +++++++ hw/virtio/vhost-backend.c | 23 ++++++++++++++++++++++- hw/virtio/vhost-user.c | 8 +++++++- hw/virtio/vhost.c | 21 +++++++++++++++++++++ include/hw/virtio/vhost-backend.h | 2 ++ include/hw/virtio/vhost.h | 1 + stubs/Makefile.objs | 1 + stubs/vhost.c | 6 ++++++ 8 files changed, 67 insertions(+), 2 deletions(-) create mode 100644 stubs/vhost.c -- 1.8.3.1