Date: Wed, 3 Feb 2010 10:05:08 -0800 From: David Wolfskill <david@catwhisker.org> To: Alexander Motin <mav@FreeBSD.org> Cc: FreeBSD-Current <freebsd-current@FreeBSD.org> Subject: Re: "shutdown -p": (noperiph:aacp0:0:6:0): Device power down failed Message-ID: <20100203180508.GD32250@bunrab.catwhisker.org> In-Reply-To: <4B69B4F6.1090608@FreeBSD.org> References: <20100203144037.GA32250@bunrab.catwhisker.org> <mailpost.1265216441.7126101.44882.mailing.freebsd.current@FreeBSD.cs.nctu.edu.tw> <4B69B4F6.1090608@FreeBSD.org>
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--tEFtbjk+mNEviIIX Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Feb 03, 2010 at 07:40:06PM +0200, Alexander Motin wrote: > David Wolfskill wrote: > > On Wed, Feb 03, 2010 at 06:40:37AM -0800, David Wolfskill wrote: > >> Just updated my build machine from r203376 to r203425, which seeme dto > >> go well, but after I issued "shutdown -p now" (as I leave the machine > >> off when it's not in use), I saw the following on the serial console: > >> > >> Uptime: 1m45s > >> (noperiph:aacp0:0:0:0): Device power down failed > >> (noperiph:aacp0:0:1:0): Device power down failed > >> ... > That was my change r203420. `sysctl kern.cam.power_down=3D0` should > disable new behavior. It can be a bug of aac driver. Is it repeatable > each time at the same place? Well, I just tried it a second time, and the failure mode appears identical, yes. I won't (quite) claim that it's "repeatable=A0each time at the same place" yet, but the evidence certainly tends toward that direction. > > Tried the same experiment with the laptop; didn't get the above failure, > > but am seeing many (as in "hundreds") of > >=20 > > atapi_poll called! > > atapi_poll called! >=20 > This looks like atapicam misfeature. I'll look on it. > ... Cool; thanks! I'm quite willing to test patches &c. Peace, david --=20 David H. Wolfskill david@catwhisker.org Depriving a girl or boy of an opportunity for education is evil. See http://www.catwhisker.org/~david/publickey.gpg for my public key. --tEFtbjk+mNEviIIX Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (FreeBSD) iEYEARECAAYFAktputQACgkQmprOCmdXAD3SOACeJSR6rJ8WJSvFS2s7NZNLGifw kwcAnjzZTDiGihRlKH9J/P20RgmSS/KB =YARQ -----END PGP SIGNATURE----- --tEFtbjk+mNEviIIX--
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