From: Chuck Lever <chuck.lever@oracle.com>
Date: Tue, 29 Jul 2014 21:24:54 +0000 (-0400)
Subject: xprtrdma: Reset FRMRs after a flushed LOCAL_INV Work Request
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~82^2~24^2~9
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ddb6bebcc64678fcf73eb9e21f80c6dacfa093a7;p=pandora-kernel.git

xprtrdma: Reset FRMRs after a flushed LOCAL_INV Work Request

When a LOCAL_INV Work Request is flushed, it leaves an FRMR in the
VALID state. This FRMR can be returned by rpcrdma_buffer_get(), and
must be knocked down in rpcrdma_register_frmr_external() before it
can be re-used.

Instead, capture these in rpcrdma_buffer_get(), and reset them.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Tested-by: Steve Wise <swise@opengridcomputing.com>
Tested-by: Shirley Ma <shirley.ma@oracle.com>
Tested-by: Devesh Sharma <devesh.sharma@emulex.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
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