From: Borislav Petkov <bp-Gina5bIWoIWzQB+pC5nmwQ@public.gmane.org>
To: Matt Fleming <matt-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
Cc: Grant Likely
<grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>,
Leif Lindholm
<leif.lindholm-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
"linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org"
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
"linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Linux Kernel Mailing List
<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
"patches-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org"
<patches-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
"H. Peter Anvin" <hpa-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>,
Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>,
matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org
Subject: Re: [PATCH 3/4] arm: Add [U]EFI runtime services support
Date: Wed, 26 Jun 2013 16:15:28 +0200 [thread overview]
Message-ID: <20130626141528.GF20274@pd.tnic> (raw)
In-Reply-To: <20130626135417.GP22026-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
On Wed, Jun 26, 2013 at 02:54:17PM +0100, Matt Fleming wrote:
> On Wed, 26 Jun, at 02:46:09PM, Grant Likely wrote:
> > Eventually we'll need to look at how this interacts with kexec. A
> > kexec'd kernel will need to use the mapping already chosen by a
> > previous kernel, but that's an issue for another patch series.
>
> FYI, this is exactly what Borislav has been tackling on x86 recently. It
> would be nice if we could find one scheme that suits everyone.
Is this arm 32 or 64-bit? Because we haven't talked about 32-bit on x86
either. From skimming over the code, I'm not sure the same top-down
allocation and 1:1 mapping would work there. But I haven't looked hard
yet so I dunno.
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
--
next prev parent reply other threads:[~2013-06-26 14:15 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-25 18:10 [PATCH 0/4] arm: [U]EFI runtime services support Leif Lindholm
2013-06-25 18:11 ` [PATCH 1/4] Documentation: arm: [U]EFI runtime services Leif Lindholm
[not found] ` <1372183863-11333-2-git-send-email-leif.lindholm-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2013-06-25 18:46 ` Christopher Covington
2013-06-25 23:42 ` Stephen Warren
[not found] ` <51CA2B03.4080106-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2013-06-26 13:20 ` Grant Likely
[not found] ` <CACxGe6vsBKnbipR-Zd1T9Ox1J2ugFmShrGXGUzPa_=D9TJvFQw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-26 13:53 ` Leif Lindholm
[not found] ` <20130626135311.GA9078-GZEopFhza0F985/tl1ce8aaDwS/vmuI7@public.gmane.org>
2013-06-26 13:59 ` Matt Fleming
2013-06-26 14:38 ` James Bottomley
2013-06-27 1:32 ` Matthew Garrett
2013-06-27 6:23 ` Grant Likely
2013-06-27 6:33 ` James Bottomley
2013-06-27 14:37 ` Matthew Garrett
2013-06-27 15:09 ` James Bottomley
2013-06-27 15:37 ` Grant Likely
2013-06-27 17:28 ` Matthew Garrett
2013-06-27 14:54 ` Grant Likely
2013-06-27 15:04 ` James Bottomley
2013-06-27 18:32 ` Russell King - ARM Linux
2013-06-27 9:00 ` Leif Lindholm
[not found] ` <20130627090050.GC18151-GZEopFhza0F985/tl1ce8aaDwS/vmuI7@public.gmane.org>
2013-06-27 14:38 ` Matthew Garrett
2013-06-27 18:32 ` H. Peter Anvin
2013-06-26 18:32 ` Stephen Warren
2013-06-26 19:31 ` Leif Lindholm
[not found] ` <20130626193158.GF9078-GZEopFhza0F985/tl1ce8aaDwS/vmuI7@public.gmane.org>
2013-06-27 18:04 ` Stephen Warren
2013-06-27 20:11 ` Grant Likely
2013-06-30 3:21 ` Rob Landley
2013-06-26 13:13 ` Grant Likely
[not found] ` <CACxGe6tUpo31p6N0BZt_jdonuPP8ijvLBygC76wQ044EFsqOwA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-26 14:04 ` Leif Lindholm
[not found] ` <20130626140459.GB9078-GZEopFhza0F985/tl1ce8aaDwS/vmuI7@public.gmane.org>
2013-06-26 14:35 ` Grant Likely
2013-06-27 14:22 ` Arnd Bergmann
2013-06-25 18:11 ` [PATCH 2/4] x86: efi: break efi_lookup_mapped_addr out to generic code Leif Lindholm
2013-06-26 13:30 ` Grant Likely
[not found] ` <1372183863-11333-3-git-send-email-leif.lindholm-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2013-06-26 13:32 ` Matt Fleming
[not found] ` <20130626133217.GO22026-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2013-06-26 14:11 ` Leif Lindholm
2013-06-26 14:40 ` Matt Fleming
[not found] ` <1372183863-11333-1-git-send-email-leif.lindholm-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2013-06-25 18:11 ` [PATCH 3/4] arm: Add [U]EFI runtime services support Leif Lindholm
2013-06-25 18:20 ` Matthew Garrett
[not found] ` <20130625182021.GA29955-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
2013-06-26 13:46 ` Grant Likely
[not found] ` <1372183863-11333-4-git-send-email-leif.lindholm-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2013-06-26 13:46 ` Grant Likely
[not found] ` <CACxGe6sH4dAVryBp7TeUmrwsJmnMdLsQm++U4EVDJVNi9pnqYw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-26 13:54 ` Matt Fleming
[not found] ` <20130626135417.GP22026-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2013-06-26 14:15 ` Borislav Petkov [this message]
2013-06-26 14:35 ` Grant Likely
2013-06-26 14:22 ` Leif Lindholm
2013-06-25 18:11 ` [PATCH 4/4] init: efi: arm: enable (U)EFI runtime services on arm Leif Lindholm
[not found] ` <1372183863-11333-5-git-send-email-leif.lindholm-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2013-06-26 13:24 ` Grant Likely
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