net: add sk_stream_is_writeable() helper
authorEric Dumazet <edumazet@google.com>
Tue, 23 Jul 2013 03:26:31 +0000 (20:26 -0700)
committerDavid S. Miller <davem@davemloft.net>
Thu, 25 Jul 2013 00:54:48 +0000 (17:54 -0700)
commit64dc61306ce7da370833289739e2f52dfc6b37ba
tree3d04f970a54863e025f13c7f9de18c221e16b7d7
parent4d58c0252002646ea522f5c6c623e558af459b39
net: add sk_stream_is_writeable() helper

Several call sites use the hardcoded following condition :

sk_stream_wspace(sk) >= sk_stream_min_wspace(sk)

Lets use a helper because TCP_NOTSENT_LOWAT support will change this
condition for TCP sockets.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Neal Cardwell <ncardwell@google.com>
Cc: Yuchung Cheng <ycheng@google.com>
Acked-by: Neal Cardwell <ncardwell@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/net/sock.h
net/ceph/messenger.c
net/core/stream.c
net/dccp/proto.c
net/ipv4/tcp.c
net/sunrpc/svcsock.c
net/sunrpc/xprtsock.c