diff options
| -rw-r--r-- | init/main.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/init/main.c b/init/main.c index 16abba05c82..1e39a1eab19 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(); |