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yaml
---
r: 96803
b: refs/heads/master
c: e0df154
h: refs/heads/master
i:
  96801: 0bb3216
  96799: 69d67c3
v: v3
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Linus Torvalds committed May 16, 2008
1 parent b186929 commit c8fb920
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Showing 2 changed files with 42 additions and 37 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: a442ac512f36981182e66a427ad05f449ff6593b
refs/heads/master: e0df154f45e40677781e971daec6c430cb34716b
77 changes: 41 additions & 36 deletions trunk/init/main.c
Original file line number Diff line number Diff line change
Expand Up @@ -693,52 +693,57 @@ static int __init initcall_debug_setup(char *str)
}
__setup("initcall_debug", initcall_debug_setup);

extern initcall_t __initcall_start[], __initcall_end[];

static void __init do_initcalls(void)
static void __init do_one_initcall(initcall_t fn)
{
initcall_t *call;
int count = preempt_count();
ktime_t t0, t1, delta;
char msgbuf[40];
int result;

for (call = __initcall_start; call < __initcall_end; call++) {
ktime_t t0, t1, delta;
char msgbuf[40];
int result;

if (initcall_debug) {
print_fn_descriptor_symbol("calling %s\n", *call);
t0 = ktime_get();
}
if (initcall_debug) {
print_fn_descriptor_symbol("calling %s\n", fn);
t0 = ktime_get();
}

result = (*call)();
result = fn();

if (initcall_debug) {
t1 = ktime_get();
delta = ktime_sub(t1, t0);
if (initcall_debug) {
t1 = ktime_get();
delta = ktime_sub(t1, t0);

print_fn_descriptor_symbol("initcall %s", *call);
printk(" returned %d after %Ld msecs\n", result,
(unsigned long long) delta.tv64 >> 20);
}
print_fn_descriptor_symbol("initcall %s", fn);
printk(" returned %d after %Ld msecs\n", result,
(unsigned long long) delta.tv64 >> 20);
}

msgbuf[0] = 0;
msgbuf[0] = 0;

if (result && result != -ENODEV && initcall_debug)
sprintf(msgbuf, "error code %d ", result);
if (result && result != -ENODEV && initcall_debug)
sprintf(msgbuf, "error code %d ", result);

if (preempt_count() != count) {
strncat(msgbuf, "preemption imbalance ", sizeof(msgbuf));
preempt_count() = count;
}
if (irqs_disabled()) {
strncat(msgbuf, "disabled interrupts ", sizeof(msgbuf));
local_irq_enable();
}
if (msgbuf[0]) {
print_fn_descriptor_symbol(KERN_WARNING "initcall %s", *call);
printk(" returned with %s\n", msgbuf);
}
if (preempt_count() != count) {
strncat(msgbuf, "preemption imbalance ", sizeof(msgbuf));
preempt_count() = count;
}
if (irqs_disabled()) {
strncat(msgbuf, "disabled interrupts ", sizeof(msgbuf));
local_irq_enable();
}
if (msgbuf[0]) {
print_fn_descriptor_symbol(KERN_WARNING "initcall %s", fn);
printk(" returned with %s\n", msgbuf);
}
}


extern initcall_t __initcall_start[], __initcall_end[];

static void __init do_initcalls(void)
{
initcall_t *call;

for (call = __initcall_start; call < __initcall_end; call++)
do_one_initcall(*call);

/* Make sure there is no pending stuff from the initcall sequence */
flush_scheduled_work();
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