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Commit e0df154f authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Split up 'do_initcalls()' into two simpler functions 



One function to just loop over the entries, one function to actually do
the call and the associated debugging code.

Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent a442ac51

init/main.c

+41 −36
Original line number Diff line number Diff line
@@ -693,30 +693,25 @@ 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();



	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);

		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);



			print_fn_descriptor_symbol("initcall %s", *call);

		print_fn_descriptor_symbol("initcall %s", fn);

		printk(" returned %d after %Ld msecs\n", result,

			(unsigned long long) delta.tv64 >> 20);

	}
@@ -735,11 +730,21 @@ static void __init do_initcalls(void) 
		local_irq_enable();

	}

	if (msgbuf[0]) {

			print_fn_descriptor_symbol(KERN_WARNING "initcall %s", *call);

		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();

}