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author | Cong Wang | 2019-05-25 18:57:59 +0200 |
---|---|---|
committer | Steven Rostedt (VMware) | 2019-07-16 21:14:48 +0200 |
commit | 46710f3a34b592ac5c51a95f696b2d2a2a0d9419 (patch) | |
tree | 13e0420ef1cbd3ea52736bfaf3498a4818226c0a /kernel | |
parent | ftrace/selftest: Test if set_event/ftrace_pid exists before writing (diff) | |
download | kernel-qcow2-linux-46710f3a34b592ac5c51a95f696b2d2a2a0d9419.tar.gz kernel-qcow2-linux-46710f3a34b592ac5c51a95f696b2d2a2a0d9419.tar.xz kernel-qcow2-linux-46710f3a34b592ac5c51a95f696b2d2a2a0d9419.zip |
tracing: Pass type into tracing_generic_entry_update()
All callers of tracing_generic_entry_update() have to initialize
entry->type, so let's just simply move it inside.
Link: http://lkml.kernel.org/r/20190525165802.25944-2-xiyou.wangcong@gmail.com
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'kernel')
-rw-r--r-- | kernel/trace/trace.c | 8 | ||||
-rw-r--r-- | kernel/trace/trace_event_perf.c | 3 |
2 files changed, 5 insertions, 6 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 77b9c4ca5faa..6b62e1718548 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -743,8 +743,7 @@ trace_event_setup(struct ring_buffer_event *event, { struct trace_entry *ent = ring_buffer_event_data(event); - tracing_generic_entry_update(ent, flags, pc); - ent->type = type; + tracing_generic_entry_update(ent, type, flags, pc); } static __always_inline struct ring_buffer_event * @@ -2312,13 +2311,14 @@ enum print_line_t trace_handle_return(struct trace_seq *s) EXPORT_SYMBOL_GPL(trace_handle_return); void -tracing_generic_entry_update(struct trace_entry *entry, unsigned long flags, - int pc) +tracing_generic_entry_update(struct trace_entry *entry, unsigned short type, + unsigned long flags, int pc) { struct task_struct *tsk = current; entry->preempt_count = pc & 0xff; entry->pid = (tsk) ? tsk->pid : 0; + entry->type = type; entry->flags = #ifdef CONFIG_TRACE_IRQFLAGS_SUPPORT (irqs_disabled_flags(flags) ? TRACE_FLAG_IRQS_OFF : 0) | diff --git a/kernel/trace/trace_event_perf.c b/kernel/trace/trace_event_perf.c index 4629a6104474..0892e38ed6fb 100644 --- a/kernel/trace/trace_event_perf.c +++ b/kernel/trace/trace_event_perf.c @@ -416,8 +416,7 @@ void perf_trace_buf_update(void *record, u16 type) unsigned long flags; local_save_flags(flags); - tracing_generic_entry_update(entry, flags, pc); - entry->type = type; + tracing_generic_entry_update(entry, type, flags, pc); } NOKPROBE_SYMBOL(perf_trace_buf_update); |