1 files changed, 29 insertions, 69 deletions

diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c
index 6004ccac2dd7..2d4d185cd0d8 100644
--- a/kernel/trace/trace_functions_graph.c
+++ b/kernel/trace/trace_functions_graph.c
@@ -554,24 +554,24 @@ print_graph_entry_nested(struct ftrace_graph_ent_entry *entry,
 }
 
 static enum print_line_t
-print_graph_entry(struct ftrace_graph_ent_entry *field, struct trace_seq *s,
-                        struct trace_iterator *iter)
+print_graph_prologue(struct trace_iterator *iter, struct trace_seq *s,
+                     int type, unsigned long addr)
 {
-        int ret;
-        int cpu = iter->cpu;
-        pid_t *last_entry = iter->private;
         struct trace_entry *ent = iter->ent;
-        struct ftrace_graph_ent *call = &field->graph_ent;
-        struct ftrace_graph_ret_entry *leaf_ret;
+        pid_t *last_pid = iter->private;
+        int cpu = iter->cpu;
+        int ret;
 
         /* Pid */
-        if (verif_pid(s, ent->pid, cpu, last_entry) == TRACE_TYPE_PARTIAL_LINE)
+        if (verif_pid(s, ent->pid, cpu, last_pid) == TRACE_TYPE_PARTIAL_LINE)
                 return TRACE_TYPE_PARTIAL_LINE;
 
-        /* Interrupt */
-        ret = print_graph_irq(iter, call->func, TRACE_GRAPH_ENT, cpu, ent->pid);
-        if (ret == TRACE_TYPE_PARTIAL_LINE)
-                return TRACE_TYPE_PARTIAL_LINE;
+        if (type) {
+                /* Interrupt */
+                ret = print_graph_irq(iter, addr, type, cpu, ent->pid);
+                if (ret == TRACE_TYPE_PARTIAL_LINE)
+                        return TRACE_TYPE_PARTIAL_LINE;
+        }
 
         /* Absolute time */
         if (tracer_flags.val & TRACE_GRAPH_PRINT_ABS_TIME) {
@@ -598,6 +598,20 @@ print_graph_entry(struct ftrace_graph_ent_entry *field, struct trace_seq *s,
                         return TRACE_TYPE_PARTIAL_LINE;
         }
 
+        return 0;
+}
+
+static enum print_line_t
+print_graph_entry(struct ftrace_graph_ent_entry *field, struct trace_seq *s,
+                        struct trace_iterator *iter)
+{
+        int cpu = iter->cpu;
+        struct ftrace_graph_ent *call = &field->graph_ent;
+        struct ftrace_graph_ret_entry *leaf_ret;
+
+        if (print_graph_prologue(iter, s, TRACE_GRAPH_ENT, call->func))
+                return TRACE_TYPE_PARTIAL_LINE;
+
         leaf_ret = get_return_for_leaf(iter, field);
         if (leaf_ret)
                 return print_graph_entry_leaf(iter, field, leaf_ret, s);
@@ -613,38 +627,12 @@ print_graph_return(struct ftrace_graph_ret *trace, struct trace_seq *s,
         int i;
         int ret;
         int cpu = iter->cpu;
-        pid_t *last_pid = iter->private, pid = ent->pid;
+        pid_t pid = ent->pid;
         unsigned long long duration = trace->rettime - trace->calltime;
 
-        /* Pid */
-        if (verif_pid(s, pid, cpu, last_pid) == TRACE_TYPE_PARTIAL_LINE)
+        if (print_graph_prologue(iter, s, 0, 0))
                 return TRACE_TYPE_PARTIAL_LINE;
 
-        /* Absolute time */
-        if (tracer_flags.val & TRACE_GRAPH_PRINT_ABS_TIME) {
-                ret = print_graph_abs_time(iter->ts, s);
-                if (!ret)
-                        return TRACE_TYPE_PARTIAL_LINE;
-        }
-
-        /* Cpu */
-        if (tracer_flags.val & TRACE_GRAPH_PRINT_CPU) {
-                ret = print_graph_cpu(s, cpu);
-                if (ret == TRACE_TYPE_PARTIAL_LINE)
-                        return TRACE_TYPE_PARTIAL_LINE;
-        }
-
-        /* Proc */
-        if (tracer_flags.val & TRACE_GRAPH_PRINT_PROC) {
-                ret = print_graph_proc(s, ent->pid);
-                if (ret == TRACE_TYPE_PARTIAL_LINE)
-                        return TRACE_TYPE_PARTIAL_LINE;
-
-                ret = trace_seq_printf(s, " | ");
-                if (!ret)
-                        return TRACE_TYPE_PARTIAL_LINE;
-        }
-
         /* Overhead */
         ret = print_graph_overhead(duration, s);
         if (!ret)
@@ -689,38 +677,10 @@ print_graph_comment(struct bprint_entry *trace, struct trace_seq *s,
 {
         int i;
         int ret;
-        int cpu = iter->cpu;
-        pid_t *last_pid = iter->private;
 
-        /* Pid */
-        if (verif_pid(s, ent->pid, cpu, last_pid) == TRACE_TYPE_PARTIAL_LINE)
+        if (print_graph_prologue(iter, s, 0, 0))
                 return TRACE_TYPE_PARTIAL_LINE;
 
-        /* Absolute time */
-        if (tracer_flags.val & TRACE_GRAPH_PRINT_ABS_TIME) {
-                ret = print_graph_abs_time(iter->ts, s);
-                if (!ret)
-                        return TRACE_TYPE_PARTIAL_LINE;
-        }
-
-        /* Cpu */
-        if (tracer_flags.val & TRACE_GRAPH_PRINT_CPU) {
-                ret = print_graph_cpu(s, cpu);
-                if (ret == TRACE_TYPE_PARTIAL_LINE)
-                        return TRACE_TYPE_PARTIAL_LINE;
-        }
-
-        /* Proc */
-        if (tracer_flags.val & TRACE_GRAPH_PRINT_PROC) {
-                ret = print_graph_proc(s, ent->pid);
-                if (ret == TRACE_TYPE_PARTIAL_LINE)
-                        return TRACE_TYPE_PARTIAL_LINE;
-
-                ret = trace_seq_printf(s, " | ");
-                if (!ret)
-                        return TRACE_TYPE_PARTIAL_LINE;
-        }
-
         /* No overhead */
         ret = print_graph_overhead(-1, s);
         if (!ret)