Date: Tue, 28 Feb 2012 08:23:27 -0700 From: Scott Long <scottl@samsco.org> To: John Baldwin <jhb@freebsd.org> Cc: freebsd-current@freebsd.org, Devin Teske <dteske@vicor.com>, Andriy Gapon <avg@freebsd.org> Subject: Re: revisiting tunables under Safe Mode menu option Message-ID: <14F8E8BB-F952-431E-B1DB-E171D87293AE@samsco.org> In-Reply-To: <201202280846.08966.jhb@freebsd.org> References: <4F26CC5A.2070501@FreeBSD.org> <4F4C0600.2000903@FreeBSD.org> <3BA1B476-ED05-4E8E-8DFA-0B06EFB48867@samsco.org> <201202280846.08966.jhb@freebsd.org>
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On Feb 28, 2012, at 6:46 AM, John Baldwin wrote: > On Tuesday, February 28, 2012 1:23:11 am Scott Long wrote: >> I still think that it's useful to be able to disable ACPI. Just because > ACPI works well on modern hardware doesn't mean that everything crummy from > 2000-2007 suddenly disappeared off the face of the earth. But I agree that > turning it off on modern systems probably does more harm than good. Hence my > suggestion for a finer control over this in the menu. Maybe Devin Teske can > lend some help with this task? For extra credit, it should be possible to > write a simple static analysis tool that collects all of the tunables that are > compiled into the kernel and generates a data file that the boot menu can > process and turn into interactive knobs for the user. > > Hmm, with the newer boot menu, can't one now toggle safe mode and ACPI > independently? (Assuming we haven't removed the ability to disable ACPI from > the menu, if we have we should perhaps put that back). Having them be > orthogonal knobs would seem to the be the best approach. > Yes, Andriy reminded me of this last night, so I withdraw my comments. Scott
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