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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-08-12 08:37:39 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-08-12 08:37:39 +0300 |
commit | e6aa640eb2f68920cb849aec0cab44f05d843238 (patch) | |
tree | 42e07ee412112abe90d459f821e8d73c26cc648e /include/uapi/linux/socket.h | |
parent | 1f573cce48a2ebb35953034062ef01056b7d6a58 (diff) | |
parent | d45331b00ddb179e291766617259261c112db872 (diff) | |
download | linux-e6aa640eb2f68920cb849aec0cab44f05d843238.tar.xz |
Merge 5.3-rc4 into driver-core-next
We need the driver core fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 */ |