From: Andi Kleen <ak@suse.de>
To: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Cc: Jeff Dike <jdike@addtoit.com>,
linux-kernel@vger.kernel.org,
user-mode-linux-devel@lists.sourceforge.net
Subject: Re: [uml-devel] [PATCH 1/3] uml: use -mcmodel=kernel for x86_64
Date: 08 Aug 2006 13:22:31 +0200 [thread overview]
Message-ID: <p733bc7pj48.fsf@verdi.suse.de> (raw)
In-Reply-To: <20060806154700.536.32978.stgit@memento.home.lan>
Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> writes:
> From: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
>
> We have never used this flag and recently one user experienced a complaining
> warning about this (there was a symbol in the positive half of the address space
> IIRC). So fix it.
You can't use kernel cmodel in user space. It requires running on negative
virtual addresses. I would be surprised if it worked for you.
-Andi
>
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WARNING: multiple messages have this Message-ID (diff)
From: Andi Kleen <ak@suse.de>
To: "Paolo 'Blaisorblade' Giarrusso" <blaisorblade@yahoo.it>
Cc: Jeff Dike <jdike@addtoit.com>,
linux-kernel@vger.kernel.org,
user-mode-linux-devel@lists.sourceforge.net
Subject: Re: [PATCH 1/3] uml: use -mcmodel=kernel for x86_64
Date: 08 Aug 2006 13:22:31 +0200 [thread overview]
Message-ID: <p733bc7pj48.fsf@verdi.suse.de> (raw)
In-Reply-To: <20060806154700.536.32978.stgit@memento.home.lan>
Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> writes:
> From: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
>
> We have never used this flag and recently one user experienced a complaining
> warning about this (there was a symbol in the positive half of the address space
> IIRC). So fix it.
You can't use kernel cmodel in user space. It requires running on negative
virtual addresses. I would be surprised if it worked for you.
-Andi
>
next prev parent reply other threads:[~2006-08-08 11:22 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-06 15:47 [uml-devel] [PATCH 1/3] uml: use -mcmodel=kernel for x86_64 Paolo 'Blaisorblade' Giarrusso
2006-08-06 15:47 ` Paolo 'Blaisorblade' Giarrusso
2006-08-06 15:47 ` [uml-devel] [PATCH 2/3] uml: fix proc-vs-interrupt context spinlock deadlock Paolo 'Blaisorblade' Giarrusso
2006-08-06 15:47 ` Paolo 'Blaisorblade' Giarrusso
2006-08-07 22:14 ` [uml-devel] " Jeff Dike
2006-08-07 22:14 ` Jeff Dike
2006-08-08 10:59 ` [uml-devel] " Paolo Giarrusso
2006-08-08 10:59 ` Paolo Giarrusso
2006-08-08 20:02 ` [uml-devel] " Jeff Dike
2006-08-08 20:02 ` Jeff Dike
2006-08-09 14:44 ` [uml-devel] " Paolo Giarrusso
2006-08-09 14:44 ` Paolo Giarrusso
2006-08-06 15:47 ` [uml-devel] [PATCH 3/3] uml: clean our set_ether_mac Paolo 'Blaisorblade' Giarrusso
2006-08-06 15:47 ` Paolo 'Blaisorblade' Giarrusso
2006-08-07 22:17 ` [uml-devel] " Jeff Dike
2006-08-07 22:17 ` Jeff Dike
2006-08-07 21:18 ` [uml-devel] [PATCH 1/3] uml: use -mcmodel=kernel for x86_64 Jeff Dike
2006-08-07 21:18 ` Jeff Dike
2006-08-08 10:46 ` [uml-devel] " Paolo Giarrusso
2006-08-08 10:46 ` Paolo Giarrusso
2006-08-08 11:22 ` Andi Kleen [this message]
2006-08-08 11:22 ` Andi Kleen
2006-08-08 14:03 ` [uml-devel] " Paolo Giarrusso
2006-08-08 14:03 ` Paolo Giarrusso
2006-08-08 14:14 ` [uml-devel] " Andi Kleen
2006-08-08 14:14 ` Andi Kleen
2006-08-08 14:47 ` [uml-devel] " Daniel Gryniewicz
2006-08-08 14:47 ` Daniel Gryniewicz
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