From: Daniel Kiper <daniel.kiper@oracle.com>
To: Jan Beulich <JBeulich@suse.com>
Cc: David Vrabel <david.vrabel@citrix.com>,
x86@kernel.org, xen-devel@lists.xenproject.org,
linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org,
andrew.cooper3@citrix.com, ian.campbell@citrix.com,
stefano.stabellini@eu.citrix.com, jeremy@goop.org,
matt.fleming@intel.com, tglx@linutronix.de,
boris.ostrovsky@oracle.com, konrad.wilk@oracle.com,
eshelton@pobox.com, mingo@redhat.com, mjg59@srcf.ucam.org,
hpa@zytor.com
Subject: Re: [PATCH v6 2/9] arch/x86: Do not access EFI memory map if it is not available
Date: Mon, 23 Jun 2014 16:13:10 +0200 [thread overview]
Message-ID: <20140623141310.GI28489@olila.local.net-space.pl> (raw)
In-Reply-To: <53A824D1020000780001C630@mail.emea.novell.com>
On Mon, Jun 23, 2014 at 12:00:01PM +0100, Jan Beulich wrote:
> >>> On 23.06.14 at 11:53, <david.vrabel@citrix.com> wrote:
> > On 20/06/14 22:29, Daniel Kiper wrote:
> >> Do not access EFI memory map if it is not available. At least
> >> Xen dom0 EFI implementation does not have an access to it.
> >
> > Could it make one based on the XENMEM_memory_map or
> > XENMEM_machine_memory_map hypercall?
>
> No, the correct operation to implement this and efi_mem_type()
> similar function is XEN_FW_EFI_INFO, index XEN_FW_EFI_MEM_INFO.
efi_mem_attributes() is used only on IA-64 arch. So, that is why
I completely removed relevant Xen code.
Daniel
next prev parent reply other threads:[~2014-06-23 14:13 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-20 21:29 [PATCH v6 0/9] xen: Add EFI support Daniel Kiper
2014-06-20 21:29 ` [PATCH v6 1/9] efi: Use early_mem*() instead of early_io*() Daniel Kiper
2014-06-23 7:19 ` Jan Beulich
2014-06-23 13:54 ` Daniel Kiper
2014-06-24 17:56 ` Luck, Tony
2014-06-20 21:29 ` [PATCH v6 2/9] arch/x86: Do not access EFI memory map if it is not available Daniel Kiper
2014-06-23 9:53 ` David Vrabel
2014-06-23 11:00 ` Jan Beulich
2014-06-23 14:13 ` Daniel Kiper [this message]
2014-06-20 21:29 ` [PATCH v6 3/9] efi: Introduce EFI_PARAVIRT flag Daniel Kiper
2014-06-20 21:29 ` [PATCH v6 4/9] arch/x86: Remove redundant set_bit(EFI_SYSTEM_TABLES) call Daniel Kiper
2014-06-20 21:29 ` [PATCH v6 5/9] arch/x86: Remove redundant set_bit(EFI_MEMMAP) call Daniel Kiper
2014-06-20 21:29 ` [PATCH v6 6/9] xen: Define EFI related stuff Daniel Kiper
2014-06-23 9:50 ` David Vrabel
2014-06-20 21:29 ` [PATCH v6 7/9] xen: Put EFI machinery in place Daniel Kiper
2014-06-21 14:53 ` Stefano Stabellini
2014-06-23 9:57 ` [Xen-devel] " David Vrabel
2014-06-23 13:57 ` Daniel Kiper
2014-06-20 21:29 ` [PATCH v6 8/9] arch/x86: Replace plain strings with constants Daniel Kiper
2014-06-20 21:29 ` [PATCH v6 9/9] arch/x86: Remove efi_set_rtc_mmss() Daniel Kiper
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