Re: [PATCH] socket.7: document SO_REUSEPORT socket option.

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On 12/20/2014 06:14 AM, David Wilson wrote:
> Signed-off-by: David Wilson <dw@xxxxxxxxxxxxx>

Thanks, David. Applied.

Cheers,

Michael



> ---
>  man7/socket.7 | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/man7/socket.7 b/man7/socket.7
> index ff98e3e..ff4c46b 100644
> --- a/man7/socket.7
> +++ b/man7/socket.7
> @@ -662,6 +662,20 @@ with a specific port then it is not possible
>  to bind to this port for any local address.
>  Argument is an integer boolean flag.
>  .TP
> +.BR SO_REUSEPORT " (since Linux 3.9)"
> +Indicates that attempts to bind an identical listening address to
> +multiple
> +.B AF_INET
> +or
> +.B AF_INET6
> +sockets by the same UID may succeed. This option allows
> +.BR accept (2)
> +load distribution in a multi-threaded server to be improved by
> +using a distinct listener socket for each thread. This must be set
> +on each socket prior to calling
> +.BR bind (2)
> +on the socket.
> +.TP
>  .BR SO_RXQ_OVFL " (since Linux 2.6.33)"
>  .\" commit 3b885787ea4112eaa80945999ea0901bf742707f
>  Indicates that an unsigned 32-bit value ancillary message (cmsg)
> 


-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/
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