Jan Kiszka wrote:
Hi Philippe,
now I finally found the bug in my first version of this patch: some UVM
skin builds complained about an unknown symbol. Fixed now in this
version, please apply.
Applied, thanks.
Jan
------------------------------------------------------------------------
Index: include/asm-uvm/system.h
===================================================================
--- include/asm-uvm/system.h (Revision 528)
+++ include/asm-uvm/system.h (Arbeitskopie)
@@ -767,4 +767,7 @@
#define xnarch_post_graph(obj,state)
#define xnarch_post_graph_if(obj,state,cond)
+/* Ipipe-tracer */
+#define ipipe_trace_panic_freeze()
+
#endif /* !_XENO_ASM_UVM_SYSTEM_H */
Index: include/asm-generic/system.h
===================================================================
--- include/asm-generic/system.h (Revision 528)
+++ include/asm-generic/system.h (Arbeitskopie)
@@ -39,6 +39,13 @@
#include <asm/xenomai/atomic.h>
#include <nucleus/shadow.h>
+#ifdef CONFIG_IPIPE_TRACE
+#include <linux/ipipe_trace.h>
+#else /* !CONFIG_IPIPE_TRACE */
+#define ipipe_trace_panic_freeze()
+#define ipipe_trace_panic_dump()
+#endif /* CONFIG_IPIPE_TRACE */
+
#define module_param_value(parm) (parm)
typedef unsigned long spl_t;
@@ -185,6 +192,7 @@
rthal_emergency_console(); \
xnarch_logerr("fatal: %s\n",emsg); \
show_stack(NULL,NULL); \
+ ipipe_trace_panic_dump(); \
for (;;) cpu_relax(); \
} while(0)
Index: include/nucleus/types.h
===================================================================
--- include/nucleus/types.h (Revision 528)
+++ include/nucleus/types.h (Arbeitskopie)
@@ -107,8 +107,10 @@
#define xnpod_fatal(format,args...) \
do { \
- const char *panic = xnpod_fatal_helper(format,##args); \
- xnarch_halt(panic); \
+ const char *panic; \
+ ipipe_trace_panic_freeze(); \
+ panic = xnpod_fatal_helper(format,##args); \
+ xnarch_halt(panic); \
} while (0)
#if defined(__XENO_SIM__) || defined(__XENO_UVM__)
Index: ksrc/nucleus/shadow.c
===================================================================
--- ksrc/nucleus/shadow.c (Revision 528)
+++ ksrc/nucleus/shadow.c (Arbeitskopie)
@@ -1563,6 +1563,7 @@
testbits(status,XNSTARTED) &&
testbits(status,XNPEND))
{
+ ipipe_trace_panic_freeze();
show_stack(xnthread_user_task(threadin),NULL);
xnpod_fatal("blocked thread %s[%d] rescheduled?! (status=0x%lx, sig=%d,
prev=%s[%d])",
threadin->name,
------------------------------------------------------------------------
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--
Philippe.
