rx-user-socket-buffer-sizes-20090110

rx-user-socket-buffer-sizes-20090110

LICENSE MIT

if the socket buffer size specified by the configuration is too large
to be applied, do not drop down immediately to 32766 bytes.  Instead
try increasingly smaller values trying to find the largest one that
works.  use the same value for the send buf size as well.
(cherry picked from commit 5b0e23567e1ed64f448bb3253ad90d39cad31271)

Change-Id: I7cb1ded895458d099be5aeffc712a914193e18c0
Reviewed-on: http://gerrit.openafs.org/922
Reviewed-by: Derrick Brashear <shadow@dementia.org>
Tested-by: Derrick Brashear <shadow@dementia.org>