Date: Sat, 26 May 2012 09:02:33 +0200 From: Yamagi Burmeister <lists@yamagi.org> To: jkim@FreeBSD.org Cc: freebsd-stable@freebsd.org, seanbru@yahoo-inc.com, avg@freebsd.org Subject: Re: [stable 9] broken hwpstate calls Message-ID: <20120526090233.f638c1d2.lists@yamagi.org> In-Reply-To: <4FBFE624.1020208@FreeBSD.org> References: <1337319129.2915.4.camel@powernoodle-l7> <4FB6765A.2050307@FreeBSD.org> <1337710214.2916.8.camel@powernoodle-l7.corp.yahoo.com> <20120525163653.b61a08e2.lists@yamagi.org> <4FBFA9A9.7020806@FreeBSD.org> <4FBFBD39.7000105@FreeBSD.org> <4FBFDFFB.9020501@FreeBSD.org> <4FBFE624.1020208@FreeBSD.org>
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--Signature=_Sat__26_May_2012_09_02_33_+0200_mBo1t4d7+SWB5n2B Content-Type: text/plain; charset=US-ASCII Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, 25 May 2012 16:05:56 -0400 Jung-uk Kim <jkim@FreeBSD.org> wrote: > > if we decide so, then I think that we could still keep the things > > "simple". As we currently use the "wholesale" approach (all CPUs > > are set to the same P-state regardless of topology), then we could > > first make a pass of writing the MSR on all processors with a new > > P-state value and then make another pass of checking via MSR > > C001_0063 that the P-state is acquired. >=20 > No, I believe checking MSRC001_0071[18:16] is much simpler if it > works. And it does not break current cpufreq(4) design principles. Okay, thank's for your input. I'll come up with a patch. But it won't happen until tuesday or wednesday next week. --=20 Homepage: www.yamagi.org XMPP: yamagi@yamagi.org GnuPG/GPG: 0xEFBCCBCB --Signature=_Sat__26_May_2012_09_02_33_+0200_mBo1t4d7+SWB5n2B Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iEYEARECAAYFAk/AgA4ACgkQWTjlg++8y8uiVQCgupXRyS7u8iCjTdllMhSgDU1W vb4AoLdEkedgj9V6x+K9P/0HoSRXGFLU =keUc -----END PGP SIGNATURE----- --Signature=_Sat__26_May_2012_09_02_33_+0200_mBo1t4d7+SWB5n2B--
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