From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 5/9] ARM: Xen: fix initial build problems:
Date: Tue, 9 Oct 2012 18:21:27 +0000 [thread overview]
Message-ID: <201210091821.27818.arnd@arndb.de> (raw)
In-Reply-To: <alpine.DEB.2.02.1210091630170.29539@kaball.uk.xensource.com>
On Tuesday 09 October 2012, Stefano Stabellini wrote:
> > config XEN
> > bool "Xen guest support on ARM (EXPERIMENTAL)"
> > depends on EXPERIMENTAL && ARM && OF
> > + depends on !CPU_V6
> > help
> > Say Y if you want to run Linux in a Virtual Machine on Xen on ARM.
>
> Considering that we rely on the virtualization extensions, this one can
> be:
>
> depends on CPU_V7
>
> The rest looks fine. I can submit a second patch to change !CPU_V6 into
> CPU_V7 later, if you prefer.
CPU_V6 and CPU_V7 are not exclusive, I saw the problem when building a
combined kernel for both V6 and V7. The code also needs to depend on ARMv7
with virtualization extensions, but that is a different issue. We don't
actually have a configuration symbol for that yet, as far as I can tell.
Arnd
WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@arndb.de>
To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: Russell King <rmk+kernel@arm.linux.org.uk>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Jeremy Fitzhardinge <jeremy@goop.org>,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: [PATCH 5/9] ARM: Xen: fix initial build problems:
Date: Tue, 9 Oct 2012 18:21:27 +0000 [thread overview]
Message-ID: <201210091821.27818.arnd@arndb.de> (raw)
In-Reply-To: <alpine.DEB.2.02.1210091630170.29539@kaball.uk.xensource.com>
On Tuesday 09 October 2012, Stefano Stabellini wrote:
> > config XEN
> > bool "Xen guest support on ARM (EXPERIMENTAL)"
> > depends on EXPERIMENTAL && ARM && OF
> > + depends on !CPU_V6
> > help
> > Say Y if you want to run Linux in a Virtual Machine on Xen on ARM.
>
> Considering that we rely on the virtualization extensions, this one can
> be:
>
> depends on CPU_V7
>
> The rest looks fine. I can submit a second patch to change !CPU_V6 into
> CPU_V7 later, if you prefer.
CPU_V6 and CPU_V7 are not exclusive, I saw the problem when building a
combined kernel for both V6 and V7. The code also needs to depend on ARMv7
with virtualization extensions, but that is a different issue. We don't
actually have a configuration symbol for that yet, as far as I can tell.
Arnd
next prev parent reply other threads:[~2012-10-09 18:21 UTC|newest]
Thread overview: 75+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-09 15:22 [GIT PULL 0/9] ARM architecture fixes for 3.7 Arnd Bergmann
2012-10-09 15:22 ` Arnd Bergmann
2012-10-09 15:22 ` Arnd Bergmann
2012-10-09 15:22 ` [PATCH 1/9] ARM: kprobes: make more tests conditional Arnd Bergmann
2012-10-09 15:22 ` Arnd Bergmann
2012-10-09 15:22 ` [PATCH 2/9] ARM: export set_irq_flags Arnd Bergmann
2012-10-09 15:22 ` Arnd Bergmann
2012-10-09 16:20 ` Thomas Gleixner
2012-10-09 16:20 ` Thomas Gleixner
2012-10-10 6:42 ` Linus Walleij
2012-10-10 6:42 ` Linus Walleij
2012-10-09 15:22 ` [PATCH 3/9] ARM: Fix another build warning in arch/arm/mm/alignment.c Arnd Bergmann
2012-10-09 15:22 ` Arnd Bergmann
2012-10-09 15:22 ` [PATCH 4/9] ARM: export default read_current_timer Arnd Bergmann
2012-10-09 15:22 ` Arnd Bergmann
2012-10-09 15:40 ` Jonathan Austin
2012-10-09 15:40 ` Jonathan Austin
2012-10-09 16:06 ` Russell King - ARM Linux
2012-10-09 16:06 ` Russell King - ARM Linux
2012-10-18 8:43 ` Alexander Holler
2012-10-18 8:43 ` Alexander Holler
2012-10-09 15:22 ` [PATCH 5/9] ARM: Xen: fix initial build problems: Arnd Bergmann
2012-10-09 15:22 ` Arnd Bergmann
2012-10-09 15:35 ` [Xen-devel] " Ian Campbell
2012-10-09 15:35 ` Ian Campbell
2012-10-09 15:39 ` Arnd Bergmann
2012-10-09 15:39 ` Arnd Bergmann
2012-10-09 16:10 ` Ian Campbell
2012-10-09 16:10 ` Ian Campbell
2012-10-09 18:19 ` Arnd Bergmann
2012-10-09 18:19 ` Arnd Bergmann
2012-10-10 9:46 ` Ian Campbell
2012-10-10 9:46 ` Ian Campbell
2012-10-10 11:07 ` Arnd Bergmann
2012-10-10 11:07 ` Arnd Bergmann
2012-10-09 19:24 ` Dan Magenheimer
2012-10-10 7:53 ` Ian Campbell
2012-10-10 14:51 ` Stefano Stabellini
2012-10-09 15:37 ` Stefano Stabellini
2012-10-09 15:37 ` Stefano Stabellini
2012-10-09 18:21 ` Arnd Bergmann [this message]
2012-10-09 18:21 ` Arnd Bergmann
2012-10-10 7:54 ` [Xen-devel] " Ian Campbell
2012-10-10 7:54 ` Ian Campbell
2012-10-10 14:47 ` Stefano Stabellini
2012-10-10 14:47 ` Stefano Stabellini
2012-10-10 14:53 ` Ian Campbell
2012-10-10 14:53 ` Ian Campbell
2012-10-10 16:01 ` Stefano Stabellini
2012-10-10 16:01 ` Stefano Stabellini
2012-10-09 16:04 ` Russell King - ARM Linux
2012-10-09 16:04 ` Russell King - ARM Linux
2012-10-09 15:23 ` [PATCH 6/9] ARM: pass -marm to gcc by default for both C and assembler Arnd Bergmann
2012-10-09 15:23 ` Arnd Bergmann
2012-10-09 17:27 ` Dave Martin
2012-10-09 17:27 ` Dave Martin
2012-10-09 15:23 ` [PATCH 7/9] ARM: be really quiet when building with 'make -s' Arnd Bergmann
2012-10-09 15:23 ` Arnd Bergmann
2012-10-09 15:23 ` [PATCH 8/9] ARM: binfmt_flat: unused variable 'persistent' Arnd Bergmann
2012-10-09 15:23 ` Arnd Bergmann
2012-10-09 15:23 ` [PATCH 9/9] ARM: warnings in arch/arm/include/asm/uaccess.h Arnd Bergmann
2012-10-09 15:23 ` Arnd Bergmann
2012-10-09 16:08 ` [GIT PULL 0/9] ARM architecture fixes for 3.7 Russell King - ARM Linux
2012-10-09 16:08 ` Russell King - ARM Linux
2012-10-09 17:06 ` Stefano Stabellini
2012-10-09 17:06 ` Stefano Stabellini
2012-10-09 17:06 ` Stefano Stabellini
2012-10-09 18:40 ` Arnd Bergmann
2012-10-09 18:40 ` Arnd Bergmann
2012-10-10 14:58 ` Stefano Stabellini
2012-10-10 14:58 ` Stefano Stabellini
2012-10-10 14:58 ` Stefano Stabellini
2012-10-12 13:20 ` Will Deacon
2012-10-12 13:20 ` Will Deacon
2012-10-12 13:20 ` Will Deacon
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