On Thu, 12 Apr 2007 18:45:39 +0200 Andi Kleen <[EMAIL PROTECTED]> wrote:
> > > I was proposing that i386 and x86_64 be given a new, lockless, > > high-resolution printk_clock(). Presently x86 uses the default > > printk_clock(), which uses sched_clock(). Presumably copying the > > pre-x86_64-mm-sched-clock-share.patch version of sched_clock() into > > printk_clock() will suffice. > > Ok. I think it's better to just fix sched_clock() again than to > add another one. I can probably > eliminate the ktime_get() and use something based on jiffies. That will > be inaccurate for the instable case of course. hm. People (ab)use sched_clock() for all sorts of things nowadays. I wouldn't do anything to degrade it just on behalf of printk-timestamping. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
