Re: [PATCH v3 08/18] baycom_epp: Replace rdtscl() with native_read_tsc()
From: Thomas Gleixner
Date: Sat Jun 20 2015 - 12:31:19 EST
On Sat, 20 Jun 2015, Andy Lutomirski wrote:
> On Sat, Jun 20, 2015 at 7:14 AM, Thomas Gleixner <tglx@xxxxxxxxxxxxx> wrote:
> > On Sat, 20 Jun 2015, walter harms wrote:
> >> Acked-by: walter harms <wharms@xxxxxx>
> >> Am 17.06.2015 02:35, schrieb Andy Lutomirski:
> >> > This is only used if BAYCOM_DEBUG is defined.
> > So why don't we just replace that by ktime_get() and get rid of the
> > x86'ism in that driver.
> I don't have the hardware, and I don't see any good reason to make an
> rdtsc cleanup depend on a more complicated driver change. On the
> other hand, if the maintainers want to clean it up, I think it would
> be a great idea.
> This really seems to be debugging code, though. A normal kernel won't
> even compile it.
Right, but there is no reason that we have rdtsc outside of arch/x86
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