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authorDavid S. Miller <davem@davemloft.net>2010-12-17 12:27:22 -0800
committerDavid S. Miller <davem@davemloft.net>2010-12-17 12:27:22 -0800
commitb4aa9e05a61b845541fa6f5b1d246976922601f0 (patch)
treeca94478c3df281ab76a3399f5ba6341ade3f5791 /net/socket.c
parent1dc0f3c54ce1df957f99c17b145488fd03eb1a59 (diff)
parent4b8fe66300acb2fba8b16d62606e0d30204022fc (diff)
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Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/bnx2x/bnx2x.h drivers/net/wireless/iwlwifi/iwl-1000.c drivers/net/wireless/iwlwifi/iwl-6000.c drivers/net/wireless/iwlwifi/iwl-core.h drivers/vhost/vhost.c
Diffstat (limited to 'net/socket.c')
-rw-r--r--net/socket.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/net/socket.c b/net/socket.c
index c898df76e92..c1663c0ff3d 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -732,6 +732,21 @@ static int sock_recvmsg_nosec(struct socket *sock, struct msghdr *msg,
return ret;
}
+/**
+ * kernel_recvmsg - Receive a message from a socket (kernel space)
+ * @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...)
+ *
+ * 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.
+ */
int kernel_recvmsg(struct socket *sock, struct msghdr *msg,
struct kvec *vec, size_t num, size_t size, int flags)
{