clocksource: Use a plain u64 instead of cycle_t

[mirror_ubuntu-jammy-kernel.git] / kernel / trace / trace_irqsoff.c

diff --git a/kernel/trace/trace_irqsoff.c b/kernel/trace/trace_irqsoff.c
index 03cdff84d026a74b0daf9e6c5ba02665752bf806..7758bc0617cb15d8731defbc67912b5eb46246c2 100644 (file)
--- a/kernel/trace/trace_irqsoff.c
+++ b/kernel/trace/trace_irqsoff.c
@@ -175,6 +175,18 @@ static int irqsoff_graph_entry(struct ftrace_graph_ent *trace)
        int ret;
        int pc;
 
+       if (ftrace_graph_ignore_func(trace))
+               return 0;
+       /*
+        * Do not trace a function if it's filtered by set_graph_notrace.
+        * Make the index of ret stack negative to indicate that it should
+        * ignore further functions.  But it needs its own ret stack entry
+        * to recover the original index in order to continue tracing after
+        * returning from the function.
+        */
+       if (ftrace_graph_notrace_addr(trace->func))
+               return 1;
+
        if (!func_prolog_dec(tr, &data, &flags))
                return 0;
 
@@ -286,7 +298,7 @@ static void irqsoff_print_header(struct seq_file *s)
 /*
  * Should this new latency be reported/recorded?
  */
-static bool report_latency(struct trace_array *tr, cycle_t delta)
+static bool report_latency(struct trace_array *tr, u64 delta)
 {
        if (tracing_thresh) {
                if (delta < tracing_thresh)
@@ -304,7 +316,7 @@ check_critical_timing(struct trace_array *tr,
                      unsigned long parent_ip,
                      int cpu)
 {
-       cycle_t T0, T1, delta;
+       u64 T0, T1, delta;
        unsigned long flags;
        int pc;