From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Julien Grall <julien.grall@arm.com>
Cc: wei.liu2@citrix.com, ian.campbell@citrix.com,
Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
ian.jackson@eu.citrix.com, stefano.stabellini@citrix.com,
Jan Beulich <JBeulich@suse.com>,
xen-devel@lists.xenproject.org
Subject: Re: [PATCH v3 2/5] arm/config: Declare ELFSIZE_[32|64] respectively.
Date: Wed, 16 Mar 2016 13:52:38 -0400 [thread overview]
Message-ID: <20160316175238.GD18336@char.us.oracle.com> (raw)
In-Reply-To: <56E99899.9010809@arm.com>
On Wed, Mar 16, 2016 at 05:32:09PM +0000, Julien Grall wrote:
> Hi Konrad,
>
> Sorry for the late answer on this patch. I noticed the problem while I was
> reviewing your xSplice patch series.
>
> On 12/02/2016 15:56, Konrad Rzeszutek Wilk wrote:
> > From 32a062c119091f2f3f6a4c540a8098e97c273dd2 Mon Sep 17 00:00:00 2001
> >From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
> >Date: Fri, 5 Feb 2016 10:44:45 -0500
> >Subject: [PATCH] arm/config: Declare ELFSIZE_64.
> >
> >Otherwise any code that tries to use Elf_* macros would
> >require us to use Elf64_* types instead of the more
> >friendly Elf_ one.
> >
> >This is OK to do since 32-bit ARM uses LPAE mode.
>
> That's not true. Some of structures have a different layout based on the
> file class (i.e ELFSIZE in Xen).
>
> For 32-bit ARM, ELFCLASS32 (i.e 32-bit data types) will always be used. So
> we need to set ELFSIZE to 32.
OK. Let me send out a patch to fix that. Thanks for the heads up!
>
> Otherwise Xen won't be able to interpret correctly the ELF note holding the
> build-id (see [1]).
>
> Regards,
>
> [1] http://lists.xen.org/archives/html/xen-devel/2015-11/msg00632.html
>
> --
> Julien Grall
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next prev parent reply other threads:[~2016-03-16 17:52 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-12 3:08 [PATCH v3] Requisite paches for xSplice v3 (not yet posted) Konrad Rzeszutek Wilk
2016-02-12 3:08 ` [PATCH v3 1/5] hypervisor/arm/keyhandler: Declare struct cpu_user_regs; Konrad Rzeszutek Wilk
2016-02-12 8:51 ` Jan Beulich
2016-02-12 14:06 ` Konrad Rzeszutek Wilk
2016-02-12 14:54 ` Jan Beulich
2016-02-12 11:37 ` Stefano Stabellini
2016-02-12 12:20 ` Jan Beulich
2016-02-12 12:46 ` Stefano Stabellini
2016-02-12 14:53 ` Jan Beulich
2016-02-12 3:08 ` [PATCH v3 2/5] arm/config: Declare ELFSIZE_[32|64] respectively Konrad Rzeszutek Wilk
2016-02-12 11:26 ` Stefano Stabellini
2016-02-12 14:17 ` Konrad Rzeszutek Wilk
2016-02-12 15:04 ` Jan Beulich
2016-02-12 15:26 ` Stefano Stabellini
2016-02-12 15:56 ` Konrad Rzeszutek Wilk
2016-02-12 15:57 ` Stefano Stabellini
2016-02-12 17:50 ` Konrad Rzeszutek Wilk
2016-03-16 17:32 ` Julien Grall
2016-03-16 17:52 ` Konrad Rzeszutek Wilk [this message]
2016-03-16 18:08 ` Julien Grall
2016-03-16 19:21 ` Konrad Rzeszutek Wilk
2016-03-17 1:16 ` Konrad Rzeszutek Wilk
2016-03-17 11:04 ` Julien Grall
2016-03-17 18:52 ` Konrad Rzeszutek Wilk
2016-02-12 3:08 ` [PATCH v3 3/5] build: remove .config from /boot when uninstalling Konrad Rzeszutek Wilk
2016-02-12 14:11 ` Doug Goldstein
2016-02-12 3:08 ` [PATCH v3 4/5] mkelf32: Remove the 32-bit hypervisor support Konrad Rzeszutek Wilk
2016-02-12 3:08 ` [PATCH v3 5/5] mkelf32: Close those file descriptors in the error paths Konrad Rzeszutek Wilk
2016-02-18 16:29 ` Jan Beulich
2016-02-18 16:39 ` Ian Jackson
2016-02-18 16:45 ` Jan Beulich
2016-02-18 21:12 ` Konrad Rzeszutek Wilk
2016-02-19 11:39 ` Jan Beulich
2016-02-19 11:42 ` Ian Jackson
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