From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:32959) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1X37Vv-00085w-Fw for qemu-devel@nongnu.org; Fri, 04 Jul 2014 13:43:17 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1X37Vo-0000Wp-U1 for qemu-devel@nongnu.org; Fri, 04 Jul 2014 13:43:11 -0400 Received: from mx1.redhat.com ([209.132.183.28]:63960) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1X37Vo-0000VD-M5 for qemu-devel@nongnu.org; Fri, 04 Jul 2014 13:43:04 -0400 From: "Dr. David Alan Gilbert (git)" Date: Fri, 4 Jul 2014 18:41:48 +0100 Message-Id: <1404495717-4239-38-git-send-email-dgilbert@redhat.com> In-Reply-To: <1404495717-4239-1-git-send-email-dgilbert@redhat.com> References: <1404495717-4239-1-git-send-email-dgilbert@redhat.com> Subject: [Qemu-devel] [PATCH 37/46] Add assertion to check migration_dirty_pages doesn't go -ve; have seen it happen once but not sure why List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: aarcange@redhat.com, yamahata@private.email.ne.jp, lilei@linux.vnet.ibm.com, quintela@redhat.com From: "Dr. David Alan Gilbert" Signed-off-by: Dr. David Alan Gilbert --- arch_init.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch_init.c b/arch_init.c index c006d21..58eccc1 100644 --- a/arch_init.c +++ b/arch_init.c @@ -439,6 +439,7 @@ ram_addr_t migration_bitmap_find_and_reset_dirty(MemoryRegion *mr, if (next < size) { clear_bit(next, migration_bitmap); + assert(migration_dirty_pages > 0); migration_dirty_pages--; } *bitoffset = next; -- 1.9.3