TRACE_SYSTEM_STRING is defined in mei-trace.h but is unused. Worse yet, the ftrace tracing infrastructure is using it now and this causes warnings about redefined macros. Remove the define of TRACE_SYSTEM_STRING from mei-trace.h Link: http://lkml.kernel.org/r/20150413193720.56083fbf@xxxxxxxxxxxxxxxx Reported-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx> --- diff --git a/drivers/misc/mei/mei-trace.h b/drivers/misc/mei/mei-trace.h index 5f4e1a17360b..c9e24d2b698a 100644 --- a/drivers/misc/mei/mei-trace.h +++ b/drivers/misc/mei/mei-trace.h @@ -26,7 +26,6 @@ #undef TRACE_SYSTEM #define TRACE_SYSTEM mei -#define TRACE_SYSTEM_STRING __stringify(TRACE_SYSTEM) TRACE_EVENT(mei_reg_read, TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val), -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html