From: Andi Kleen <ak@suse.de>
To: "Moore, Robert" <robert.moore@intel.com>
Cc: Alexey Starikovskiy <alexey_y_starikovskiy@linux.intel.com>,
Len Brown <lenb@kernel.org>,
linux-acpi@vger.kernel.org, Natalie.Protasevich@unisys.com
Subject: Re: Freeing ACPI tables after parsing
Date: Wed, 23 Aug 2006 10:18:42 +0200 [thread overview]
Message-ID: <200608231018.42285.ak@suse.de> (raw)
In-Reply-To: <B28E9812BAF6E2498B7EC5C427F293A4CE6F9E@orsmsx415.amr.corp.intel.com>
On Tuesday 22 August 2006 22:28, Moore, Robert wrote:
> > Actually FACS table has a global_lock in it (which the BIOS writes
> too),
> > so it is not movable,
> > and as all tables are laid contiguously in physical memory, moving
> some
> > and
> > leaving FACS is not an option.
>
> This is a very good point. The Global_Lock field of the FACS is not a
> pointer to the global lock, it is the actual memory location of the
> lock. Therefore, the FACS can only be mapped, it cannot be copied.
Ok. I will fix the e820.h comments then because they're wrong.
-Andi
next prev parent reply other threads:[~2006-08-23 8:18 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-22 20:28 Freeing ACPI tables after parsing Moore, Robert
2006-08-23 8:18 ` Andi Kleen [this message]
-- strict thread matches above, loose matches on Subject: below --
2006-08-21 9:46 Andi Kleen
2006-08-21 16:59 ` Alexey Starikovskiy
2006-08-21 20:03 ` Andi Kleen
2006-08-21 21:52 ` Len Brown
2006-08-21 22:06 ` Andi Kleen
2006-08-21 22:22 ` Len Brown
2006-08-21 22:26 ` Andi Kleen
2006-08-22 10:00 ` Alexey Starikovskiy
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