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-rw-r--r--init/main.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/init/main.c b/init/main.c
index 0e22f40487bb..c1537e0ddceb 100644
--- a/init/main.c
+++ b/init/main.c
@@ -94,7 +94,6 @@ extern void pidmap_init(void);
extern void prio_tree_init(void);
extern void radix_tree_init(void);
extern void free_initmem(void);
-extern void prepare_namespace(void);
#ifdef CONFIG_ACPI
extern void acpi_early_init(void);
#else
@@ -649,6 +648,7 @@ static void __init do_initcalls(void)
int count = preempt_count();
for (call = __initcall_start; call < __initcall_end; call++) {
+ ktime_t t0, t1, delta;
char *msg = NULL;
char msgbuf[40];
int result;
@@ -658,10 +658,26 @@ static void __init do_initcalls(void)
print_fn_descriptor_symbol(": %s()",
(unsigned long) *call);
printk("\n");
+ t0 = ktime_get();
}
result = (*call)();
+ if (initcall_debug) {
+ t1 = ktime_get();
+ delta = ktime_sub(t1, t0);
+
+ printk("initcall 0x%p", *call);
+ print_fn_descriptor_symbol(": %s()",
+ (unsigned long) *call);
+ printk(" returned %d.\n", result);
+
+ printk("initcall 0x%p ran for %Ld msecs: ",
+ *call, (unsigned long long)delta.tv64 >> 20);
+ print_fn_descriptor_symbol("%s()\n",
+ (unsigned long) *call);
+ }
+
if (result && result != -ENODEV && initcall_debug) {
sprintf(msgbuf, "error code %d", result);
msg = msgbuf;
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