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Release sender lock before zeroing out "wanted" status during 

violent disconnect.  Fixes some race conditions (maybe the one
occasionally showing up on tests/rump/rumpkern/t_stress).

thanks to schmonz for some discussion
This commit is contained in:
pooka 2011-01-05 22:57:01 +00:00
parent 1dc6287662
commit f4b63a89c1
1 changed files with 3 additions and 2 deletions
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5
lib/librumpuser/rumpuser_sp.c
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@ -1,4 +1,4 @@
/* $NetBSD: rumpuser_sp.c,v 1.29 2011/01/05 17:14:50 pooka Exp $ */
/* $NetBSD: rumpuser_sp.c,v 1.30 2011/01/05 22:57:01 pooka Exp $ */
/*
* Copyright (c) 2010, 2011 Antti Kantee. All Rights Reserved.
@ -35,7 +35,7 @@
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: rumpuser_sp.c,v 1.29 2011/01/05 17:14:50 pooka Exp $");
__RCSID("$NetBSD: rumpuser_sp.c,v 1.30 2011/01/05 22:57:01 pooka Exp $");
#include <sys/types.h>
#include <sys/atomic.h>
@ -425,6 +425,7 @@ serv_handledisco(unsigned int idx)
pthread_mutex_lock(&spc->spc_mtx);
spc->spc_state = SPCSTATE_DYING;
kickall(spc);
sendunlockl(spc);
pthread_mutex_unlock(&spc->spc_mtx);
/*