Messages in this thread | | | Subject | Re: [RFC] Improving udelay/ndelay on platforms where that is possible | From | Marc Gonzalez <> | Date | Wed, 1 Nov 2017 20:38:42 +0100 |
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On 01/11/2017 20:09, Linus Torvalds wrote:
> On Wed, Nov 1, 2017 at 12:03 PM, Marc Gonzalez wrote: > >> By default, ndelay is implemented in terms of udelay. > > That's very much *NOT* the case. > > Yes, there is a *fallback* for when somebody doesn't do ndelay() at > all, but that doesn't make it the default. > > It's just a "the architecture didn't implement ndelay at all, we'll > work around it".
Yes, sorry, I wrote "default" when I meant "fallback". (arm32 currently does not define a specific ndelay implementation.)
> So stop this idiocy already. About half of what I've seen in this > thread has been pure garbage.
OK, I'll just send my patch, and then crawl back under my rock.
Regards.
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