Re: [PATCH v2] printk: Add boottime and real timestamps

From: Thomas Gleixner
Date: Tue Aug 01 2017 - 15:13:56 EST


On Tue, 1 Aug 2017, Prarit Bhargava wrote:
> On 08/01/2017 01:00 PM, John Stultz wrote:
> > Its been asked already, but I've not yet seen an answer.
>
> Sorry for missing this.
>
> > Is there a reason your not also adding PRINTK_TIME_BOOT here (which to
> > me would be more generally useful then REAL or MONO)?
>
> REAL has been useful to me in debug cases where events on the system were timed
> to the wall clock (ex cron job running at 3AM). I hadn't really thought much
> about using BOOT TBH because MONO seemed to work just fine.
>
> Mark Salyzyn, did you want BOOT or MONO?

We really want both.

Thanks,

tglx