kernel_recvmsg man page on Oracle

kernel_recvmsg man page on Oracle

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KERNEL_RECVMSG(9)	       Linux Networking		     KERNEL_RECVMSG(9)

NAME
       kernel_recvmsg - Receive a message from a socket (kernel space)

SYNOPSIS
       int kernel_recvmsg(struct socket * sock, struct msghdr * msg,
			  struct kvec * vec, size_t num, size_t size,
			  int flags);

ARGUMENTS
       sock
	   The socket to receive the message from

       msg
	   Received message

       vec
	   Input s/g array for message data

       num
	   Size of input s/g array

       size
	   Number of bytes to read

       flags
	   Message flags (MSG_DONTWAIT, etc...)

DESCRIPTION
       On return the msg structure contains the scatter/gather array passed in
       the vec argument. The array is modified so that it consists of the
       unfilled portion of the original array.

       The returned value is the total number of bytes received, or an error.

COPYRIGHT
Kernel Hackers Manual 3.8.	   June 2014		     KERNEL_RECVMSG(9)

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