On Mon, 2013-11-11 at 16:47 -0500, Jung-uk Kim wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > On 2013-11-11 16:31:30 -0500, Jung-uk Kim wrote: > > On 2013-11-11 15:26:58 -0500, Adrian Chadd wrote: > >> On 11 November 2013 12:00, Jung-uk Kim <[email protected]> wrote: > >>> -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 > >>> > >>> On 2013-11-11 13:16:47 -0500, Nicholas McKenzie wrote: > >>>> But wouldn't this just disable frequency scaling and the > >>>> whole point of powerd? > >>> > >>> No. acpi_throttle (and p4tcc) controls T-state. "Frequency > >>> scaling" should be done by changing P-state. > > > >> Right. > > > >> IIRC, T-state is just for emergency temperature throttling. It > >> shouldn't be used outside of that. > > > > > >>>>> There have been a number of reports of throttling causing > >>>>> crashes. This setting does not prevent powerd from > >>>>> adjusting your CPU's clock, it just disables some arcane > >>>>> feature which pre-dates the modern power management > >>>>> methods. > > > >> .. did anyone ever figure out why crashes would be caused by > >> T-state adjustment? > > > > My memory is vague but I think it was not able to reject a broken > > FADT or _PTC table, or something like that. > > Just in case, here I attached the uncommitted (and untested) patch. > > Jung-uk Kim > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v2.0.22 (FreeBSD) > > iQEcBAEBAgAGBQJSgVBgAAoJEHyflib82/FGACsIAJGDQGOYYO8dxvtQMw4BBnzl > BNbFkvalvHOzaSezJz+A4R0zeIMvkfJtu0Gb8qiTkxJF+REREFo6a7lmzC7hOMwa > 7PzRRRG34rtmnnHJro3Wc5qQwc1zBbmyFgYEJ45AkmIc62mpp9f0sZyNA1+aSpau > 2sY6H0dXktapc2pLR1uNyxfUlr1tRhoabceGSlGLYiB583FrMsvASkaTnuWQ2IfI > gytrJBKjMihu60KlwKauzUOVDrEuN3J/B1y7V/TrTXmcFmWgL9Wdw/gC7ToRdloT > JdF812Duj/xYvyoNEwkz1Rm0NT5r1ZTYqwMvkOPuMfK7IWX0O9UFO8VG+QnJXhU= > =/d/E > -----END PGP SIGNATURE----- > _______________________________________________ > [email protected] mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-acpi > To unsubscribe, send any mail to "[email protected]"
Up and running this patch now on my FX-8150. Anything interesting that I should gather report? sean
signature.asc
Description: This is a digitally signed message part
