From: Andy Adamson <andros@netapp.com>
Date: Fri, 28 Aug 2009 12:45:01 +0000 (-0400)
Subject: nfsd41: bound forechannel drc size by memory usage
X-Git-Tag: v2.6.32-rc1~412^2~32
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a649637c73a36174287a403cdda7607177d64523;p=pandora-kernel.git

nfsd41: bound forechannel drc size by memory usage

By using the requested ca_maxresponsesize_cached * ca_maxresponses to bound
a forechannel drc request size, clients can tailor a session to usage.

For example, an I/O session (READ/WRITE only) can have a much smaller
ca_maxresponsesize_cached (for only WRITE compound responses) and a lot larger
ca_maxresponses to service a large in-flight data window.

Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
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