Merge branch 'perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip into trace/tip/tracing/core-6
Conflicts:
include/trace/ftrace.h
kernel/trace/trace_kprobe.c
Acked-by: Masami Hiramatsu <mhiramat@redhat.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
diff --git a/include/trace/events/lock.h b/include/trace/events/lock.h
index 5c1dcfc..2821b86 100644
--- a/include/trace/events/lock.h
+++ b/include/trace/events/lock.h
@@ -35,37 +35,15 @@
__get_str(name))
);
-TRACE_EVENT(lock_release,
-
- TP_PROTO(struct lockdep_map *lock, int nested, unsigned long ip),
-
- TP_ARGS(lock, nested, ip),
-
- TP_STRUCT__entry(
- __string(name, lock->name)
- __field(void *, lockdep_addr)
- ),
-
- TP_fast_assign(
- __assign_str(name, lock->name);
- __entry->lockdep_addr = lock;
- ),
-
- TP_printk("%p %s",
- __entry->lockdep_addr, __get_str(name))
-);
-
-#ifdef CONFIG_LOCK_STAT
-
-TRACE_EVENT(lock_contended,
+DECLARE_EVENT_CLASS(lock,
TP_PROTO(struct lockdep_map *lock, unsigned long ip),
TP_ARGS(lock, ip),
TP_STRUCT__entry(
- __string(name, lock->name)
- __field(void *, lockdep_addr)
+ __string( name, lock->name )
+ __field( void *, lockdep_addr )
),
TP_fast_assign(
@@ -73,29 +51,30 @@
__entry->lockdep_addr = lock;
),
- TP_printk("%p %s",
- __entry->lockdep_addr, __get_str(name))
+ TP_printk("%p %s", __entry->lockdep_addr, __get_str(name))
);
-TRACE_EVENT(lock_acquired,
- TP_PROTO(struct lockdep_map *lock, unsigned long ip, s64 waittime),
+DEFINE_EVENT(lock, lock_release,
- TP_ARGS(lock, ip, waittime),
+ TP_PROTO(struct lockdep_map *lock, unsigned long ip),
- TP_STRUCT__entry(
- __string(name, lock->name)
- __field(s64, wait_nsec)
- __field(void *, lockdep_addr)
- ),
+ TP_ARGS(lock, ip)
+);
- TP_fast_assign(
- __assign_str(name, lock->name);
- __entry->wait_nsec = waittime;
- __entry->lockdep_addr = lock;
- ),
- TP_printk("%p %s (%llu ns)", __entry->lockdep_addr,
- __get_str(name),
- __entry->wait_nsec)
+#ifdef CONFIG_LOCK_STAT
+
+DEFINE_EVENT(lock, lock_contended,
+
+ TP_PROTO(struct lockdep_map *lock, unsigned long ip),
+
+ TP_ARGS(lock, ip)
+);
+
+DEFINE_EVENT(lock, lock_acquired,
+
+ TP_PROTO(struct lockdep_map *lock, unsigned long ip),
+
+ TP_ARGS(lock, ip)
);
#endif
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index 4866c10..e0e8daa 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -695,13 +695,15 @@
struct ftrace_event_call *event_call = __data; \
struct ftrace_data_offsets_##call __maybe_unused __data_offsets;\
struct ftrace_raw_##call *entry; \
+ struct pt_regs *__regs = &get_cpu_var(perf_trace_regs); \
u64 __addr = 0, __count = 1; \
unsigned long irq_flags; \
- struct pt_regs *__regs; \
int __entry_size; \
int __data_size; \
int rctx; \
\
+ perf_fetch_caller_regs(__regs, 1); \
+ \
__data_size = ftrace_get_offsets_##call(&__data_offsets, args); \
__entry_size = ALIGN(__data_size + sizeof(*entry) + sizeof(u32),\
sizeof(u64)); \
@@ -709,20 +711,19 @@
\
if (WARN_ONCE(__entry_size > PERF_MAX_TRACE_SIZE, \
"profile buffer not large enough")) \
- return; \
+ goto out; \
entry = (struct ftrace_raw_##call *)perf_trace_buf_prepare( \
__entry_size, event_call->event.type, &rctx, &irq_flags); \
if (!entry) \
- return; \
+ goto out; \
tstruct \
\
{ assign; } \
\
- __regs = &__get_cpu_var(perf_trace_regs); \
- perf_fetch_caller_regs(__regs, 2); \
- \
perf_trace_buf_submit(entry, __entry_size, rctx, __addr, \
__count, irq_flags, __regs); \
+ out: \
+ put_cpu_var(perf_trace_regs); \
}
/*