on 06/04/2009 19:04 Poul-Henning Kamp said the following: > In message <49DA1173.1080606_at_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. > Well, this is a mistake on my part, I am using ichwd on a desktop and so I completely missed the fact that somebody might think of trying this on a laptop. Thank you for this prominent warning. In any case, a user has first to apply the patch, set hw.ichwd.use_global_smi tunable and the normal way of disabling TCO SMI should fail in order for global SMI disabling to be attempted. -- Andriy GaponReceived on Mon Apr 06 2009 - 14:12:02 UTC
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