From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Bjorn Helgaas <bhelgaas@google.com>,
linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org,
linux-efi@vger.kernel.org, mfleming@intel.com,
dwmw2@infradead.org, "H. Peter Anvin" <hpa@zytor.com>,
"Eric W. Biederman" <ebiederm@xmission.com>
Subject: Re: Use PCI ROMs from EFI boot services
Date: Thu, 6 Dec 2012 00:18:19 +0000 [thread overview]
Message-ID: <20121206001819.GA30527@srcf.ucam.org> (raw)
In-Reply-To: <CAE9FiQVdpmmExrPrLf7HYVuo0cTY9Xjn6bWzObbuSSeQ-e1PbA@mail.gmail.com>
On Wed, Dec 05, 2012 at 04:15:56PM -0800, Yinghai Lu wrote:
> at the same time we should export setup_data into /sys, so kexec could
> append this pointer to command of
> second kernel, just like kexec append acpi_rsdp.
> That should address DavidW's concern.
Why should the kernel export data to userspace just so that that data
can be passed back into the kernel?
--
Matthew Garrett | mjg59@srcf.ucam.org
next prev parent reply other threads:[~2012-12-06 0:18 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 [this message]
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
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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