From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56854) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VswYA-0002qh-5T for qemu-devel@nongnu.org; Tue, 17 Dec 2013 10:27:16 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VswY4-000187-4J for qemu-devel@nongnu.org; Tue, 17 Dec 2013 10:27:10 -0500 Received: from mx1.redhat.com ([209.132.183.28]:62511) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VswY3-00017X-Qj for qemu-devel@nongnu.org; Tue, 17 Dec 2013 10:27:04 -0500 Received: from int-mx01.intmail.prod.int.phx2.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id rBHFR2lT028741 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 17 Dec 2013 10:27:02 -0500 From: Juan Quintela Date: Tue, 17 Dec 2013 16:26:14 +0100 Message-Id: <1387293974-24718-39-git-send-email-quintela@redhat.com> In-Reply-To: <1387293974-24718-1-git-send-email-quintela@redhat.com> References: <1387293974-24718-1-git-send-email-quintela@redhat.com> Subject: [Qemu-devel] [PATCH 38/38] ram: align ram_addr_t's regions in multiples of 64 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org This allows us to use fastest path for bitmap operations. This was based on Paolo idea/code. Signed-off-by: Juan Quintela --- exec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/exec.c b/exec.c index be421e5..faf3f59 100644 --- a/exec.c +++ b/exec.c @@ -1108,7 +1108,7 @@ static ram_addr_t find_ram_offset(ram_addr_t size) QTAILQ_FOREACH(block, &ram_list.blocks, next) { ram_addr_t end, next = RAM_ADDR_MAX; - end = block->offset + block->length; + end = ROUND_UP(block->offset + block->length, TARGET_PAGE_SIZE * 64); QTAILQ_FOREACH(next_block, &ram_list.blocks, next) { if (next_block->offset >= end) { -- 1.8.3.1