Date: Wed, 31 Jan 2001 01:47:44 -0800 From: Mike Smith <msmith@freebsd.org> To: Mike Smith <msmith@FreeBSD.org> Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/dev/acpica/Osd OsdSynch.c Message-ID: <200101310947.f0V9lie06043@mass.dis.org> In-Reply-To: Your message of "Wed, 31 Jan 2001 01:35:50 PST." <200101310935.f0V9ZoL45564@freefall.freebsd.org>
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> msmith 2001/01/31 01:35:50 PST
>
> Modified files:
> sys/dev/acpica/Osd OsdSynch.c
> Log:
> Add some debugging.
>
> Turn off semaphores. Nobody else implements them, and there is lots of
> AML out there which does totally absurd things with them, meaning that
> if we try to do the right thing we are guaranteed to fail.
Anyone that was having problems with ACPI hanging on their systems should
try again; I'm pretty sure that a lot of our problems were stemming from
deadlocks caused by us being the only OS to actually *implement*
synchronisation primitives for ACPI...
--
... every activity meets with opposition, everyone who acts has his
rivals and unfortunately opponents also. But not because people want
to be opponents, rather because the tasks and relationships force
people to take different points of view. [Dr. Fritz Todt]
V I C T O R Y N O T V E N G E A N C E
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