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From: Bjorn Helgaas <bhelgaas@google.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: "H. Peter Anvin" <hpa@zytor.com>,
	Matthew Garrett <mjg59@srcf.ucam.org>,
	linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org,
	linux-efi@vger.kernel.org, dwmw2@infradead.org,
	"Eric W. Biederman" <ebiederm@xmission.com>
Subject: Re: Use PCI ROMs from EFI boot services
Date: Thu, 6 Dec 2012 11:19:33 -0700	[thread overview]
Message-ID: <CAErSpo7-hUbvvCYPSwtSYKMKWqu99A5H5R4004rSj5Bmv0593g@mail.gmail.com> (raw)
In-Reply-To: <CAE9FiQX+aJi5XEyjfjc=K4eXLbQNqE-vd+coyt1dmuujsi_eoQ@mail.gmail.com>

On Wed, Dec 5, 2012 at 5:52 PM, Yinghai Lu <yinghai@kernel.org> wrote:
> On Wed, Dec 5, 2012 at 4:51 PM, Yinghai Lu <yinghai@kernel.org> wrote:
>> On Wed, Dec 5, 2012 at 4:36 PM, H. Peter Anvin <hpa@zytor.com> wrote:
>>> On 12/05/2012 04:15 PM, Yinghai Lu wrote:
>>>>
>>>
>>> I don't see why that isn't the right fix.  We copy the data into
>>> boot_params early in the boot; that *is* the official copy as far as the
>>> kernel is concerned.
>>>
>>> So this patch very much seems like The Right Thing.
>>
>> it moves boot_params from __initdata  to data.
>
>    should be from __initdata to bss
>
>> and just for using pointer to setup_data.
>>
>> should add setup_data pointer instead. so will not waste (4096 - 8) bytes.

I'm not following the whole discussion here, but my impression is that
what's in my -next branch is acceptable
(http://git.kernel.org/?p=linux/kernel/git/helgaas/pci.git;a=commitdiff;h=328949ff10f2e3fcb11472571294beed39488342)

If not, please explain further and provide a patch to fix it.

Bjorn

  reply	other threads:[~2012-12-06 18:19 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-23 16:36 Use PCI ROMs from EFI boot services Matthew Garrett
2012-08-23 16:36 ` [PATCH V3 1/4] EFI: Stash ROMs if they're not in the PCI BAR Matthew Garrett
2012-08-23 23:44   ` Bjorn Helgaas
2012-08-24  4:09     ` Matthew Garrett
2012-09-04 13:45     ` Matthew Garrett
2012-09-06 13:59       ` Bjorn Helgaas
2012-09-06 17:36         ` [PATCH] x86: Fix build warning on 32-bit Matthew Garrett
2012-09-06 20:02           ` Bjorn Helgaas
2012-08-23 16:36 ` [PATCH V3 2/4] PCI: Add pcibios_add_device Matthew Garrett
2012-08-23 16:36 ` [PATCH V3 3/4] PCI: Add support for non-BAR ROMs Matthew Garrett
2012-09-05  2:18   ` Don Dutile
2012-09-05  2:29     ` Matthew Garrett
2012-09-05 12:46       ` Alan Cox
2012-09-05 13:20         ` Matthew Garrett
2012-09-05 13:30           ` Alan Cox
2012-09-05 13:44             ` Matthew Garrett
2012-08-23 16:36 ` [PATCH V3 4/4] X86: Use PCI setup data Matthew Garrett
2012-08-24  9:30 ` Use PCI ROMs from EFI boot services David Woodhouse
2012-08-24 12:53   ` Matthew Garrett
2012-10-25 17:35 ` Bjorn Helgaas
2012-12-03 20:02   ` Seth Forshee
2012-12-05 20:09     ` Bjorn Helgaas
2012-12-05 20:22       ` Matthew Garrett
2012-12-05 22:21         ` Bjorn Helgaas
2012-12-05 21:06       ` David Woodhouse
2012-12-06  0:15     ` Yinghai Lu
2012-12-06  0:18       ` Matthew Garrett
2012-12-06  0:21         ` H. Peter Anvin
2012-12-06  0:30           ` Yinghai Lu
2012-12-06  0:36             ` H. Peter Anvin
2012-12-06  0:57               ` Matthew Garrett
2012-12-06  1:04                 ` H. Peter Anvin
2012-12-06  1:13                   ` Matthew Garrett
2012-12-06  1:21                     ` H. Peter Anvin
2012-12-06  6:19                       ` Matthew Garrett
2012-12-06  1:00           ` Matthew Garrett
2012-12-06  0:22         ` Yinghai Lu
2012-12-06  0:23         ` Eric W. Biederman
2012-12-06  0:36       ` H. Peter Anvin
2012-12-06  0:51         ` Yinghai Lu
2012-12-06  0:52           ` Yinghai Lu
2012-12-06 18:19             ` Bjorn Helgaas [this message]
2012-12-06 18:26               ` H. Peter Anvin
2012-12-06 18:54                 ` Matthew Garrett
2012-12-06 18:57                   ` Yinghai Lu
2012-12-06 21:44                   ` Bjorn Helgaas
2012-12-06  0:56           ` H. Peter Anvin

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