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From: Konstantin Belousov <kib@FreeBSD.org>
Date: Wed, 26 Jan 2011 10:34:21 +0000 (UTC)
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Subject: svn commit: r217880 - head/sys/geom/journal
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Author: kib
Date: Wed Jan 26 10:34:21 2011
New Revision: 217880
URL: http://svn.freebsd.org/changeset/base/217880

Log:
  Treat async buffer writes from the gjournal switcher thread the same as
  from syncer. We shall not sleep on running buffer space when suspending.
  
  Reproduced and tested by:	pho
  PR:	kern/154228
  MFC after:	1 week

Modified:
  head/sys/geom/journal/g_journal.c

Modified: head/sys/geom/journal/g_journal.c
==============================================================================
--- head/sys/geom/journal/g_journal.c	Wed Jan 26 10:08:37 2011	(r217879)
+++ head/sys/geom/journal/g_journal.c	Wed Jan 26 10:34:21 2011	(r217880)
@@ -3033,6 +3033,7 @@ g_journal_switcher(void *arg)
 	int error;
 
 	mp = arg;
+	curthread->td_pflags |= TDP_NORUNNINGBUF;
 	for (;;) {
 		g_journal_switcher_wokenup = 0;
 		error = tsleep(&g_journal_switcher_state, PRIBIO, "jsw:wait",