From: Eric Dumazet <edumazet@google.com>
Date: Mon, 15 Nov 2021 19:02:36 +0000 (-0800)
Subject: ipv6: shrink struct ipcm6_cookie
X-Git-Tag: v5.17-rc1~170^2~443^2~13
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=1b31debca83284486cd736757b5f26d51719ef80;p=thirdparty%2Fkernel%2Flinux.git

ipv6: shrink struct ipcm6_cookie

gso_size can be moved after tclass, to use an existing hole.
(8 bytes saved on 64bit arches)

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index c19bf51ded1d0..53ac7707ca70a 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -345,9 +345,9 @@ struct ipcm6_cookie {
 	struct sockcm_cookie sockc;
 	__s16 hlimit;
 	__s16 tclass;
+	__u16 gso_size;
 	__s8  dontfrag;
 	struct ipv6_txoptions *opt;
-	__u16 gso_size;
 };
 
 static inline void ipcm6_init(struct ipcm6_cookie *ipc6)