From: Alberto Garcia <berto@igalia.com>
Date: Tue, 4 Aug 2015 12:14:42 +0000 (+0300)
Subject: qcow2: reorder fields in Qcow2CachedTable to reduce padding
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=909c260c71d1bee7018e17034580ffd0743508db;p=qemu.git

qcow2: reorder fields in Qcow2CachedTable to reduce padding

Changing the current ordering saves 8 bytes per cache entry in x86_64.

Signed-off-by: Alberto Garcia <berto@igalia.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-id: 0bd55291211df3dfb514d0e7d2031dd5c4f9f807.1438690126.git.berto@igalia.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
---

diff --git a/block/qcow2-cache.c b/block/qcow2-cache.c
index 8457458418..046f5b8e48 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 {