Merge branch 'tip/tracing/core' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into tracing/core

6 files changed, 6 insertions, 17 deletions

diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index 60e2ce0..e6b99b8 100644
--- a/kernel/trace/Kconfig
+++ b/kernel/trace/Kconfig
@@ -328,15 +328,6 @@ config BRANCH_TRACER
 
 	  Say N if unsure.
 
-config POWER_TRACER
-	bool "Trace power consumption behavior"
-	depends on X86
-	select GENERIC_TRACER
-	help
-	  This tracer helps developers to analyze and optimize the kernel's
-	  power management decisions, specifically the C-state and P-state
-	  behavior.
-
 config KSYM_TRACER
 	bool "Trace read and write access on kernel memory locations"
 	depends on HAVE_HW_BREAKPOINT
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index b477fce..fd05bca 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -792,7 +792,8 @@ extern const char *__stop___trace_bprintk_fmt[];
 
 #undef FTRACE_ENTRY
 #define FTRACE_ENTRY(call, struct_name, id, tstruct, print)		\
-	extern struct ftrace_event_call event_##call;
+	extern struct ftrace_event_call					\
+	__attribute__((__aligned__(4))) event_##call;
 #undef FTRACE_ENTRY_DUP
 #define FTRACE_ENTRY_DUP(call, struct_name, id, tstruct, print)		\
 	FTRACE_ENTRY(call, struct_name, id, PARAMS(tstruct), PARAMS(print))
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index c2a3077..3f972ad9 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -60,10 +60,8 @@ int trace_define_field(struct ftrace_event_call *call, const char *type,
 	return 0;
 
 err:
-	if (field) {
+	if (field)
 		kfree(field->name);
-		kfree(field->type);
-	}
 	kfree(field);
 
 	return -ENOMEM;
diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c
index 616b135..112561d 100644
--- a/kernel/trace/trace_functions_graph.c
+++ b/kernel/trace/trace_functions_graph.c
@@ -855,7 +855,6 @@ print_graph_return(struct ftrace_graph_ret *trace, struct trace_seq *s,
 	int i;
 
 	if (data) {
-		int cpu = iter->cpu;
 		int *depth = &(per_cpu_ptr(data->cpu_data, cpu)->depth);
 
 		/*
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index 53f748b..465b36b 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -651,12 +651,12 @@ static int create_trace_probe(int argc, char **argv)
 			event = strchr(group, '/') + 1;
 			event[-1] = '\0';
 			if (strlen(group) == 0) {
-				pr_info("Group name is not specifiled\n");
+				pr_info("Group name is not specified\n");
 				return -EINVAL;
 			}
 		}
 		if (strlen(event) == 0) {
-			pr_info("Event name is not specifiled\n");
+			pr_info("Event name is not specified\n");
 			return -EINVAL;
 		}
 	}
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index 49cea70..8cdda95 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -603,7 +603,7 @@ int prof_sysexit_enable(struct ftrace_event_call *call)
 		ret = register_trace_sys_exit(prof_syscall_exit);
 	if (ret) {
 		pr_info("event trace: Could not activate"
-				"syscall entry trace point");
+				"syscall exit trace point");
 	} else {
 		set_bit(num, enabled_prof_exit_syscalls);
 		sys_prof_refcount_exit++;