Date: Wed, 29 Apr 2009 16:43:50 +0000 (UTC) From: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> To: Jeff Roberson <jeff@FreeBSD.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r191643 - in head/sys: kern sys Message-ID: <20090429164314.F15361@maildrop.int.zabbadoz.net> In-Reply-To: <200904290315.n3T3FiJW067558@svn.freebsd.org> References: <200904290315.n3T3FiJW067558@svn.freebsd.org>
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On Wed, 29 Apr 2009, Jeff Roberson wrote: > Author: jeff > Date: Wed Apr 29 03:15:43 2009 > New Revision: 191643 > URL: http://svn.freebsd.org/changeset/base/191643 > > Log: > - Remove the bogus idle thread state code. This may have a race in it > and it only optimized out an ipi or mwait in very few cases. > - Skip the adaptive idle code when running on SMT or HTT cores. This > just wastes cpu time that could be used on a busy thread on the same > core. > - Rename CG_FLAG_THREAD to CG_FLAG_SMT to be more descriptive. Re-use > CG_FLAG_THREAD to mean SMT or HTT. > > Sponsored by: Nokia I think it was this of your commits that broke various kernels on ia64, arm, powerpc, .. -- Bjoern A. Zeeb The greatest risk is not taking one.
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