diff options
author | David S. Miller <davem@davemloft.net> | 2019-08-07 04:44:57 +0300 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2019-08-07 04:44:57 +0300 |
commit | 13dfb3fa494361ea9a5950f27c9cd8b06d28c04f (patch) | |
tree | 1bf30874f57c6c6b21160a10282191fcd0868055 /include/uapi/linux/socket.h | |
parent | 05bb520376af2c5146d3c44832c22ec3bb54d778 (diff) | |
parent | 33920f1ec5bf47c5c0a1d2113989bdd9dfb3fae9 (diff) | |
download | linux-13dfb3fa494361ea9a5950f27c9cd8b06d28c04f.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Just minor overlapping changes in the conflicts here.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/uapi/linux/socket.h')
-rw-r--r-- | include/uapi/linux/socket.h | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/include/uapi/linux/socket.h b/include/uapi/linux/socket.h index 8eb96021709c..c3409c8ec0dd 100644 --- a/include/uapi/linux/socket.h +++ b/include/uapi/linux/socket.h @@ -6,17 +6,24 @@ * Desired design of maximum size and alignment (see RFC2553) */ #define _K_SS_MAXSIZE 128 /* Implementation specific max size */ -#define _K_SS_ALIGNSIZE (__alignof__ (struct sockaddr *)) - /* Implementation specific desired alignment */ typedef unsigned short __kernel_sa_family_t; +/* + * The definition uses anonymous union and struct in order to control the + * default alignment. + */ struct __kernel_sockaddr_storage { - __kernel_sa_family_t ss_family; /* address family */ - /* Following field(s) are implementation specific */ - char __data[_K_SS_MAXSIZE - sizeof(unsigned short)]; + union { + struct { + __kernel_sa_family_t ss_family; /* address family */ + /* Following field(s) are implementation specific */ + char __data[_K_SS_MAXSIZE - sizeof(unsigned short)]; /* space to achieve desired size, */ /* _SS_MAXSIZE value minus size of ss_family */ -} __attribute__ ((aligned(_K_SS_ALIGNSIZE))); /* force desired alignment */ + }; + void *__align; /* implementation specific desired alignment */ + }; +}; #endif /* _UAPI_LINUX_SOCKET_H */ |