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-rw-r--r--arch/powerpc/xmon/xmon.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 760545519a0b..9c0e17cf6886 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -10,6 +10,8 @@
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
+
+#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/smp.h>
@@ -225,6 +227,7 @@ Commands:\n\
#endif
"\
dr dump stream of raw bytes\n\
+ dt dump the tracing buffers (uses printk)\n\
e print exception information\n\
f flush cache\n\
la lookup symbol+offset of specified address\n\
@@ -2364,6 +2367,9 @@ dump(void)
dump_log_buf();
} else if (c == 'o') {
dump_opal_msglog();
+ } else if (c == 't') {
+ ftrace_dump(DUMP_ALL);
+ tracing_on();
} else if (c == 'r') {
scanhex(&ndump);
if (ndump == 0)