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From: Edward Tomasz Napierala <trasz@FreeBSD.org>
Date: Wed, 5 Mar 2014 12:02:30 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r262782 - head/sys/cam/ctl
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Author: trasz
Date: Wed Mar  5 12:02:29 2014
New Revision: 262782
URL: http://svnweb.freebsd.org/changeset/base/262782

Log:
  Fix missing unlock in persistent reservations code, which resulted in panics
  with Hyper-V Failover Cluster.
  
  Reviewed by:	ken@
  MFC after:	2 weeks
  Sponsored by:	The FreeBSD Foundation

Modified:
  head/sys/cam/ctl/ctl.c

Modified: head/sys/cam/ctl/ctl.c
==============================================================================
--- head/sys/cam/ctl/ctl.c	Wed Mar  5 08:33:58 2014	(r262781)
+++ head/sys/cam/ctl/ctl.c	Wed Mar  5 12:02:29 2014	(r262782)
@@ -8071,6 +8071,7 @@ ctl_persistent_reserve_out(struct ctl_sc
 				ctl_done((union ctl_io *)ctsio);
 				return (CTL_RETVAL_COMPLETE);
 			}
+			mtx_unlock(&softc->ctl_lock);
 		} else /* create a reservation */ {
 			/*
 			 * If it's not an "all registrants" type record