From: Steve Wise <swise@opengridcomputing.com>
Date: Thu, 15 Feb 2007 14:09:36 +0000 (-0600)
Subject: RDMA/iwcm: iw_cm_id destruction race fixes
X-Git-Tag: v2.6.21-rc1~79^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ebb90986e183296086b5d6678a838f125d743982;p=pandora-kernel.git

RDMA/iwcm: iw_cm_id destruction race fixes

iwcm iw_cm_id destruction race condition fixes:

- iwcm_deref_id() always wakes up if there's another reference.
- clean up race condition in cm_work_handler().
- create static void free_cm_id() which deallocs the work entries and then
  kfrees the cm_id memory.  This reduces code replication.
- rem_ref() if this is the last reference -and- the IWCM owns freeing the
  cm_id, then free it.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Tom Tucker <tom@opengridcomputing.com>
Acked-by: Krishna Kumar <krkumar2@in.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
---

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