From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34393) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZXxKS-00022J-Fp for qemu-devel@nongnu.org; Fri, 04 Sep 2015 16:11:21 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZXxKR-0005QY-I0 for qemu-devel@nongnu.org; Fri, 04 Sep 2015 16:11:20 -0400 From: Kevin Wolf Date: Fri, 4 Sep 2015 22:10:46 +0200 Message-Id: <1441397447-6516-16-git-send-email-kwolf@redhat.com> In-Reply-To: <1441397447-6516-1-git-send-email-kwolf@redhat.com> References: <1441397447-6516-1-git-send-email-kwolf@redhat.com> Subject: [Qemu-devel] [PULL 15/16] qcow2: reorder fields in Qcow2CachedTable to reduce padding List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-block@nongnu.org Cc: kwolf@redhat.com, qemu-devel@nongnu.org, mreitz@redhat.com From: Alberto Garcia Changing the current ordering saves 8 bytes per cache entry in x86_64. Signed-off-by: Alberto Garcia Reviewed-by: Max Reitz Reviewed-by: Eric Blake Reviewed-by: Kevin Wolf Message-id: 0bd55291211df3dfb514d0e7d2031dd5c4f9f807.1438690126.git.berto@igalia.com Signed-off-by: Max Reitz --- block/qcow2-cache.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/block/qcow2-cache.c b/block/qcow2-cache.c index 8457458..046f5b8 100644 --- a/block/qcow2-cache.c +++ b/block/qcow2-cache.c @@ -37,9 +37,9 @@ typedef struct Qcow2CachedTable { int64_t offset; - bool dirty; uint64_t lru_counter; int ref; + bool dirty; } Qcow2CachedTable; struct Qcow2Cache { -- 1.8.3.1