[PATCH net-next] rxrpc: Cache the congestion window setting

[David Miller]

From: David Howells <dhowells at redhat.com>
Date: Wed, 14 Jun 2017 17:56:50 +0100

> Cache the congestion window setting that was determined during a call's
> transmission phase when it finishes so that it can be used by the next call
> to the same peer, thereby shortcutting the slow-start algorithm.
> 
> The value is stored in the rxrpc_peer struct and is accessed without
> locking.  Each call takes the value that happens to be there when it starts
> and just overwrites the value when it finishes.
> 
> Signed-off-by: David Howells <dhowells at redhat.com>

Applied, thanks David.