Messages in this thread | | | Date | Sat, 18 Nov 2017 02:00:35 +0100 (CET) | From | Thomas Gleixner <> | Subject | Re: [GIT pull] printk updates for 4.15 |
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On Fri, 17 Nov 2017, Linus Torvalds wrote: > On Fri, Nov 17, 2017 at 4:26 PM, Thomas Gleixner <tglx@linutronix.de> wrote: > > > > Here you go. It survived suspend resume in a VM. > > That looks almost too small. > > If this were to allow us to basically unify BOOTTIME/MONOTONIC, that > would be lovely.
I surely missed something. John should figure that out faster than me.
> Should we just try it, with the understanding that we'll quite > possibly have to just revert?
You've seen the warning in the changelog :)
> Assuming this works, what would the "phase two" patch that actually > unifies the two (as opposed to make them have the same value) look > like? > > Is that just basically just removing the dozen or so "offst_boot" > uses, or are there other possible simplifications?
Pretty much. We can't get rid of CLOCK_BOOTTIME and the handling of it, though we can remove one hrtimer clock base by mapping boot time to monotonic. That's about it.
Thanks,
tglx
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