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authorIngo Molnar <mingo@elte.hu>2010-12-19 16:35:08 +0100
committerIngo Molnar <mingo@elte.hu>2010-12-19 16:35:14 +0100
commitca680888d5d0d03862ec311a83c6a1c7a1e00a01 (patch)
treebc2a1777f1d715f947fa77940ebce5c43029b37b /net/socket.c
parent40dc11ffb35e8c4e8fa71092048e0f8de9db758c (diff)
parentb0c3844d8af6b9f3f18f31e1b0502fbefa2166be (diff)
Merge commit 'v2.6.37-rc6' into sched/core
Merge reason: Update to the latest -rc. Signed-off-by: Ingo Molnar <mingo@elte.hu>
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 3ca2fd9e3720..088fb3fd45e0 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)
{