Date: Tue, 6 Mar 2007 19:54:58 +0300 From: Ruslan Ermilov <ru@FreeBSD.org> To: Nate Lawson <njl@FreeBSD.org> Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/dev/acpica acpi_ec.c Message-ID: <20070306165458.GA24644@rambler-co.ru> In-Reply-To: <200702270014.l1R0EKrp034231@repoman.freebsd.org> References: <200702270014.l1R0EKrp034231@repoman.freebsd.org>
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--zYM0uCDKw75PZbzx Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi Nate, On Tue, Feb 27, 2007 at 12:14:20AM +0000, Nate Lawson wrote: > njl 2007-02-27 00:14:20 UTC >=20 > FreeBSD src repository >=20 > Modified files: > sys/dev/acpica acpi_ec.c=20 > Log: > Rework EC I/O approach. Implement burst mode, including proper handlin= g of > case where it asynchronously exits burst mode on its own. Handle diffe= rent > values of hz in sleep loop. Provide more debugging options to tune EC > behavior. These tunables/sysctls may be temporary and are not for user > access if the EC is working properly. Burst mode is now on by default = for > testing and the poll interval has been increased from 100 to 500 us and > total timeout from 100 to 500 ms. > =20 > Hopefully this should be the first step of addressing reports of timeout > errors during battery or thermal access, especially on HP/Compaq laptop= s. > It is reasonably stable and should not cause a loss of functionality or > performance on systems that were previously working. Testing shows an > increase of responsiveness by ~75% on one system. > =20 > PR: kern/98171 > =20 > Revision Changes Path > 1.69 +206 -109 src/sys/dev/acpica/acpi_ec.c I'm having a problem with this commit. My ThinkPad 600X panics on boot with this change. If I back it out, all gets back to normal. What information do you need except =66rom a verbose boot log to track it down? (I can grab a text from serial console, etc.) Cheers, --=20 Ruslan Ermilov ru@FreeBSD.org FreeBSD committer --zYM0uCDKw75PZbzx Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.2 (FreeBSD) iD8DBQFF7ZziqRfpzJluFF4RAgd1AKCIq8g3UNOfJ4/K1fJIh6X0Et+1TQCfXA7Q R/s92XUuddfViSAgPa5Vauo= =HNAb -----END PGP SIGNATURE----- --zYM0uCDKw75PZbzx--
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