ftrace: remove-idx-sync

remove idx syncing - it's expensive on SMP.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 0 insertions, 2 deletions

diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 30cad677e9d0..27fa2d06f499 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -38,7 +38,6 @@ struct trace_entry {
         char                    preempt_count;
         int                     pid;
         cycle_t                 t;
-        unsigned long           idx;
         union {
                 struct ftrace_entry             fn;
                 struct ctx_switch_entry         ctx;
@@ -57,7 +56,6 @@ struct trace_array_cpu {
         atomic_t                disabled;
         spinlock_t              lock;
         struct lock_class_key   lock_key;
-        cycle_t                 time_offset;
 
         /* these fields get copied into max-trace: */
         unsigned                trace_head_idx;