Date: Mon, 06 Apr 2009 16:04:45 +0000 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: Andriy Gapon <avg@icyb.net.ua> Cc: freebsd-current@freebsd.org Subject: Re: ichwd: option to globally disable SMI Message-ID: <31158.1239033885@critter.freebsd.dk> In-Reply-To: Your message of "Mon, 06 Apr 2009 17:28:03 %2B0300." <49DA1173.1080606@icyb.net.ua>
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In message <49DA1173.1080606@icyb.net.ua>, Andriy Gapon writes: >I am attaching a patch that makes ichwd check and report result of SMI bit >operations and also try to disable SMI globally if permitted by >hw.ichwd.use_global_smi tunable. Disabling SMI globally is incredibly ill-advised, for one thing it may cause your laptop to autowarnerize, but it can also ruin your batteries, prevent ACPI from working etc. Under no circumstances should FreeBSD attempt to disable SMI globally without explicit instruction from a knowledgeable and informed user. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.
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