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SubjectRe: [patch] enhance initcall_debug, measure latency
On Sun, 1 Apr 2007 20:16:14 +0200 Ingo Molnar <mingo@elte.hu> wrote:

> + 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, delta.tv64 >> 20);
> + print_fn_descriptor_symbol("%s()\n",
> + (unsigned long) *call);
> + }

This might come out a bit better if it were to use -mm's
sprint_symbol().
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