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Re: CVS commit: src/sys/kern



In article <8998.1530490819%splode.eterna.com.au@localhost>,
matthew green  <mrg%eterna.com.au@localhost> wrote:
>Jason Thorpe writes:
>> 
>> 
>> > On Jul 1, 2018, at 2:48 AM, Martin Husemann <martin%netbsd.org@localhost> wrote:
>> > 
>> > I'd rather not have this at all - instead just drop the useless timestamps
>> > at boot time, they are useless here and make console output unreadable.
>> > 
>> > They are fine after mountroot, but is there really any use for them before?
>> 
>> +1
>
>i think there is definitively a use for them as soon as clock are
>running -- ie, when config_interrupts() occurs -- and having worked
>with a kernel that prints TSC values before the clocks are running,
>i also claim that this is useful too.  it helps find slowness in
>early boot.
>
>i wasn't against the original changed (now reverted).

It will also make dmesg -T look funny if some have timestamps and others
do not. It is better to be consistent.

christos



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