From: "H. Peter Anvin" <hpa@zytor.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Bjorn Helgaas <bjorn.helgaas@hp.com>,
Jesse Barnes <jbarnes@virtuousgeek.org>,
Len Brown <lenb@kernel.org>,
linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-acpi@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@elte.hu>, Adam Belay <abelay@mit.edu>
Subject: Re: [PATCH 0/9] PCI: revert to allocating bottom-up, avoid E820 areas
Date: Thu, 16 Dec 2010 19:00:02 -0800 [thread overview]
Message-ID: <4D0AD232.8020107@zytor.com> (raw)
In-Reply-To: <AANLkTikqmfWhLuTiP8tPqcCGMZUe=iDOJVUZGy8pnRL0@mail.gmail.com>
On 12/16/2010 01:59 PM, Linus Torvalds wrote:
> On Thu, Dec 16, 2010 at 9:38 AM, Bjorn Helgaas <bjorn.helgaas@hp.com> wrote:
>>
>> So I think the best band-aid for now is to revert to bottom-up allocation
>> and do a better job of avoiding E820 reserved areas. Obviously, it's not
>> complete because we could still trip over ACPI devices (as in 23802), but
>> that's a problem we've always had and it's not as likely if we go bottom-up.
>
> Ok, ack for this series. Have we got testers for it? In particular,
> have the people who have seen regressions been notified of this new
> series?
>
Acked-by: H. Peter Anvin <hpa@zytor.com>
... for the series as well. For what it's worth.
-hpa
next prev parent reply other threads:[~2010-12-17 3:00 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-16 17:38 [PATCH 0/9] PCI: revert to allocating bottom-up, avoid E820 areas Bjorn Helgaas
2010-12-16 17:38 ` [PATCH 1/9] Revert "PCI: fix pci_bus_alloc_resource() hang, prefer positive decode" Bjorn Helgaas
2010-12-16 17:38 ` [PATCH 2/9] Revert "x86: allocate space within a region top-down" Bjorn Helgaas
2010-12-16 17:38 ` [PATCH 3/9] Revert "x86/PCI: allocate space from the end of a region, not the beginning" Bjorn Helgaas
2010-12-16 17:38 ` [PATCH 4/9] Revert "PCI: allocate bus resources from the top down" Bjorn Helgaas
2010-12-16 17:38 ` [PATCH 5/9] Revert "resources: support allocating space within a region " Bjorn Helgaas
2010-12-16 17:38 ` [PATCH 6/9] resources: add arch hook for preventing allocation in reserved areas Bjorn Helgaas
2010-12-16 22:03 ` Linus Torvalds
2010-12-16 22:56 ` Bjorn Helgaas
2010-12-16 23:17 ` Linus Torvalds
2010-12-16 17:38 ` [PATCH 7/9] x86: avoid low BIOS area when allocating address space Bjorn Helgaas
2010-12-16 17:38 ` [PATCH 8/9] x86: avoid E820 regions " Bjorn Helgaas
2010-12-19 9:50 ` Yinghai Lu
2010-12-19 23:33 ` Bjorn Helgaas
2010-12-16 17:39 ` [PATCH 9/9] x86: avoid high BIOS area " Bjorn Helgaas
2010-12-16 21:59 ` [PATCH 0/9] PCI: revert to allocating bottom-up, avoid E820 areas Linus Torvalds
2010-12-16 22:03 ` Jesse Barnes
2010-12-17 3:00 ` H. Peter Anvin [this message]
2010-12-17 16:00 ` Bjorn Helgaas
2010-12-19 14:31 ` David John
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