From a0d3fd83ceb523465b0dc478764720d0d563da4d Mon Sep 17 00:00:00 2001
From: cognet <cognet@FreeBSD.org>
Date: Mon, 29 Jul 2013 08:07:35 +0000
Subject: Define KDB_STOPPEDPCB, so that we can access the backtraces of
 threads running on other cores.

---
 sys/arm/include/kdb.h | 2 ++
 sys/arm/include/smp.h | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/sys/arm/include/kdb.h b/sys/arm/include/kdb.h
index 3195945..2f0b087 100644
--- a/sys/arm/include/kdb.h
+++ b/sys/arm/include/kdb.h
@@ -33,6 +33,8 @@
 #include <machine/psl.h>
 #include <machine/cpufunc.h>
 
+#define	KDB_STOPPEDPCB(pc)	&stoppcbs[pc->pc_cpuid]
+
 static __inline void
 kdb_cpu_clear_singlestep(void)
 {
diff --git a/sys/arm/include/smp.h b/sys/arm/include/smp.h
index 3cf3cc1..a55a70b 100644
--- a/sys/arm/include/smp.h
+++ b/sys/arm/include/smp.h
@@ -32,4 +32,7 @@ void	platform_mp_init_secondary(void);
 
 void	platform_ipi_send(cpuset_t cpus, u_int ipi);
 
+/* global data in mp_machdep.c */
+extern struct pcb               stoppcbs[];
+
 #endif /* !_MACHINE_SMP_H_ */
-- 
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