Re: [Linux-fbdev-devel] Re: fbcon slowness [was NTP on 2.4.2?]

From: Jamie Lokier (lk@tantalophile.demon.co.uk)
Date: Wed Apr 04 2001 - 03:47:02 EST


Eric W. Biederman wrote:
> I don't know if it applies to this case but one thing I have seen make
> a noticeable difference is whether or not write-combining is enabled.
> If we have only be enabling MTRR's for intel this could do account
> for it.

And on some laptops, even on Intel MTRRs are not enabled for 2.5M
framebuffers.

-- Jamie
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Sat Apr 07 2001 - 21:00:14 EST