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.

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