Merge branch 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[pandora-kernel.git] / kernel / trace / trace_sched_switch.c

diff --git a/kernel/trace/trace_sched_switch.c b/kernel/trace/trace_sched_switch.c
index a98106d..a55fccf 100644 (file)
--- a/kernel/trace/trace_sched_switch.c
+++ b/kernel/trace/trace_sched_switch.c
@@ -20,9 +20,37 @@ static int                   sched_ref;
 static DEFINE_MUTEX(sched_register_mutex);
 static int                     sched_stopped;
 
+
+void
+tracing_sched_switch_trace(struct trace_array *tr,
+                          struct task_struct *prev,
+                          struct task_struct *next,
+                          unsigned long flags, int pc)
+{
+       struct ftrace_event_call *call = &event_context_switch;
+       struct ring_buffer *buffer = tr->buffer;
+       struct ring_buffer_event *event;
+       struct ctx_switch_entry *entry;
+
+       event = trace_buffer_lock_reserve(buffer, TRACE_CTX,
+                                         sizeof(*entry), flags, pc);
+       if (!event)
+               return;
+       entry   = ring_buffer_event_data(event);
+       entry->prev_pid                 = prev->pid;
+       entry->prev_prio                = prev->prio;
+       entry->prev_state               = prev->state;
+       entry->next_pid                 = next->pid;
+       entry->next_prio                = next->prio;
+       entry->next_state               = next->state;
+       entry->next_cpu = task_cpu(next);
+
+       if (!filter_check_discard(call, entry, buffer, event))
+               trace_buffer_unlock_commit(buffer, event, flags, pc);
+}
+
 static void
-probe_sched_switch(struct rq *__rq, struct task_struct *prev,
-                       struct task_struct *next)
+probe_sched_switch(struct task_struct *prev, struct task_struct *next)
 {
        struct trace_array_cpu *data;
        unsigned long flags;
@@ -49,8 +77,38 @@ probe_sched_switch(struct rq *__rq, struct task_struct *prev,
        local_irq_restore(flags);
 }
 
+void
+tracing_sched_wakeup_trace(struct trace_array *tr,
+                          struct task_struct *wakee,
+                          struct task_struct *curr,
+                          unsigned long flags, int pc)
+{
+       struct ftrace_event_call *call = &event_wakeup;
+       struct ring_buffer_event *event;
+       struct ctx_switch_entry *entry;
+       struct ring_buffer *buffer = tr->buffer;
+
+       event = trace_buffer_lock_reserve(buffer, TRACE_WAKE,
+                                         sizeof(*entry), flags, pc);
+       if (!event)
+               return;
+       entry   = ring_buffer_event_data(event);
+       entry->prev_pid                 = curr->pid;
+       entry->prev_prio                = curr->prio;
+       entry->prev_state               = curr->state;
+       entry->next_pid                 = wakee->pid;
+       entry->next_prio                = wakee->prio;
+       entry->next_state               = wakee->state;
+       entry->next_cpu                 = task_cpu(wakee);
+
+       if (!filter_check_discard(call, entry, buffer, event))
+               ring_buffer_unlock_commit(buffer, event);
+       ftrace_trace_stack(tr->buffer, flags, 6, pc);
+       ftrace_trace_userstack(tr->buffer, flags, pc);
+}
+
 static void
-probe_sched_wakeup(struct rq *__rq, struct task_struct *wakee, int success)
+probe_sched_wakeup(struct task_struct *wakee, int success)
 {
        struct trace_array_cpu *data;
        unsigned long flags;