[PATCH net-next 07/20] ipv6: shrink struct ipcm6_cookie
From: Eric Dumazet <hidden>
Date: 2021-11-15 20:08:32
Subsystem:
networking [general], networking [ipv4/ipv6], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, David Ahern, Ido Schimmel, Linus Torvalds
From: Eric Dumazet <edumazet@google.com> 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> --- include/net/ipv6.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index c19bf51ded1d026e795a3f9ae0ff3be766fc174e..53ac7707ca70af513aef32389afd681bff3082f3 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; - __s8 dontfrag; - struct ipv6_txoptions *opt; __u16 gso_size; + __s8 dontfrag; + struct ipv6_txoptions *opt; }; static inline void ipcm6_init(struct ipcm6_cookie *ipc6)
--
2.34.0.rc1.387.gb447b232ab-goog