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-rw-r--r--init/main.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/init/main.c b/init/main.c
index 16abba0..1e39a1ea 100644
--- a/init/main.c
+++ b/init/main.c
@@ -709,10 +709,12 @@ int do_one_initcall(initcall_t fn)
ktime_t t0, t1, delta;
char msgbuf[64];
int result;
+ struct boot_trace it;
if (initcall_debug) {
- printk("calling %pF", fn);
- printk(" @ %i\n", task_pid_nr(current));
+ it.caller = task_pid_nr(current);
+ it.func = fn;
+ printk("calling %pF @ %i\n", fn, it.caller);
t0 = ktime_get();
}
@@ -721,10 +723,11 @@ int do_one_initcall(initcall_t fn)
if (initcall_debug) {
t1 = ktime_get();
delta = ktime_sub(t1, t0);
-
- printk("initcall %pF returned %d after %Ld msecs\n",
- fn, result,
- (unsigned long long) delta.tv64 >> 20);
+ it.result = result;
+ it.duration = (unsigned long long) delta.tv64 >> 20;
+ printk("initcall %pF returned %d after %Ld msecs\n", fn,
+ result, it.duration);
+ trace_boot(&it);
}
msgbuf[0] = 0;
@@ -859,6 +862,7 @@ static int __init kernel_init(void * unused)
smp_prepare_cpus(setup_max_cpus);
do_pre_smp_initcalls();
+ start_boot_trace();
smp_init();
sched_init_smp();