From: "H. Peter Anvin" <hpa@zytor.com>
To: Matt Fleming <matt.fleming@intel.com>
Cc: Jan Beulich <JBeulich@suse.com>,
Vasco Dias <rafa.vasco@gmail.com>,
Matthew Garrett <mjg@redhat.com>,
linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org,
cJ-ko@zougloub.eu
Subject: Re: [PATCH] x86, efi: 1:1 pagetable mapping for virtual EFI calls
Date: Thu, 06 Sep 2012 10:07:09 -0700 [thread overview]
Message-ID: <5048D83D.8000408@zytor.com> (raw)
In-Reply-To: <1346946465.4244.107.camel@mfleming-mobl1.ger.corp.intel.com>
Anyone care to refresh my memory why we can't use the "global"
1:1+kernel map, possibly with some improvements (which would benefit the
users of those maps too)? With that I mean initial_page_map on i386 and
trampoline_pgd on x86-64...
-hpa
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
next prev parent reply other threads:[~2012-09-06 17:07 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-06 13:15 [PATCH] x86, efi: 1:1 pagetable mapping for virtual EFI calls Matt Fleming
2012-09-06 14:34 ` Jan Beulich
2012-09-06 15:47 ` Matt Fleming
2012-09-06 17:07 ` H. Peter Anvin [this message]
2012-09-07 7:40 ` Jan Beulich
2012-09-07 8:02 ` Matt Fleming
2012-09-07 7:20 ` Jan Beulich
2012-09-07 7:43 ` Jan Beulich
2012-09-07 8:06 ` Matt Fleming
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