diff options
| author | Ingo Molnar <mingo@elte.hu> | 2010-07-23 11:10:29 +0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-07-23 11:10:29 +0400 |
| commit | 3a01736e70a7d629140695ba46a901266b4460cc (patch) | |
| tree | 49ff8ce1e7c6a267f0ce84b5daddbe6666bc4253 /include/linux | |
| parent | 4c21adf26f8fcf86a755b9b9f55c2e9fd241e1fb (diff) | |
| parent | 24a461d537f49f9da6533d83100999ea08c6c755 (diff) | |
| download | linux-3a01736e70a7d629140695ba46a901266b4460cc.tar.xz | |
Merge branch 'tip/perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into perf/core
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/ftrace.h | 5 | ||||
| -rw-r--r-- | include/linux/ftrace_event.h | 12 |
2 files changed, 13 insertions, 4 deletions
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 41e46330d9be..dcd6a7c3a435 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -1,3 +1,8 @@ +/* + * Ftrace header. For implementation details beyond the random comments + * scattered below, see: Documentation/trace/ftrace-design.txt + */ + #ifndef _LINUX_FTRACE_H #define _LINUX_FTRACE_H diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h index 01df7ca4ead7..02b8b24f8f51 100644 --- a/include/linux/ftrace_event.h +++ b/include/linux/ftrace_event.h @@ -11,8 +11,6 @@ struct trace_array; struct tracer; struct dentry; -DECLARE_PER_CPU(struct trace_seq, ftrace_event_seq); - struct trace_print_flags { unsigned long mask; const char *name; @@ -58,6 +56,9 @@ struct trace_iterator { struct ring_buffer_iter *buffer_iter[NR_CPUS]; unsigned long iter_flags; + /* trace_seq for __print_flags() and __print_symbolic() etc. */ + struct trace_seq tmp_seq; + /* The below is zeroed out in pipe_read */ struct trace_seq seq; struct trace_entry *ent; @@ -152,11 +153,13 @@ extern int ftrace_event_reg(struct ftrace_event_call *event, enum { TRACE_EVENT_FL_ENABLED_BIT, TRACE_EVENT_FL_FILTERED_BIT, + TRACE_EVENT_FL_RECORDED_CMD_BIT, }; enum { - TRACE_EVENT_FL_ENABLED = (1 << TRACE_EVENT_FL_ENABLED_BIT), - TRACE_EVENT_FL_FILTERED = (1 << TRACE_EVENT_FL_FILTERED_BIT), + TRACE_EVENT_FL_ENABLED = (1 << TRACE_EVENT_FL_ENABLED_BIT), + TRACE_EVENT_FL_FILTERED = (1 << TRACE_EVENT_FL_FILTERED_BIT), + TRACE_EVENT_FL_RECORDED_CMD = (1 << TRACE_EVENT_FL_RECORDED_CMD_BIT), }; struct ftrace_event_call { @@ -174,6 +177,7 @@ struct ftrace_event_call { * 32 bit flags: * bit 1: enabled * bit 2: filter_active + * bit 3: enabled cmd record * * Changes to flags must hold the event_mutex. * |