tree ea8b4278a7a5115ee848bac4b33e5f0f44369488
parent 800c5eb7b5eba6cb2a32738d763fd59f0fbcdde4
author Ursula Braun <ursula.braun@de.ibm.com> 1328660388 +0000
committer David S. Miller <davem@davemloft.net> 1328745019 -0500

af_iucv: allow retrieval of maximum message size

For HS transport the maximum message size depends on the MTU-size
of the HS-device bound to the AF_IUCV socket. This patch adds a
getsockopt option MSGSIZE returning the maximum message size that
can be handled for this AF_IUCV socket.

Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>