From: Arjan van de Ven <arjan@infradead.org>
To: "Huang, Ying" <ying.huang@intel.com>
Cc: Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>, Andi Kleen <ak@suse.de>,
linux-kernel@vger.kernel.org
Subject: Re: ioremap_xxx() with EXEC enabled
Date: Wed, 30 Jan 2008 07:45:40 -0800 [thread overview]
Message-ID: <20080130074540.031b6799@laptopd505.fenrus.org> (raw)
In-Reply-To: <1201685530.17912.11.camel@caritas-dev.intel.com>
On Wed, 30 Jan 2008 17:32:10 +0800
"Huang, Ying" <ying.huang@intel.com> wrote:
> Hi,
>
> On i386, EFI may need to map EFI runtime code area as EXEC enabled
> with ioremap(). But, I found that the memory are mapped as EXEC
> disabled when mapped with ioremap() now. I think we may need a method
> to map memory area as EXEC enabled with ioremap_xxx(). Some possible
> interface schemes for mapping as EXEC enabled are as follow:
>
> - Interface scheme 1:
scheme 3:
set_memory_x(... )
next prev parent reply other threads:[~2008-01-30 15:47 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-30 9:32 Huang, Ying
2008-01-30 9:59 ` Andi Kleen
2008-01-30 13:00 ` huang ying
2008-01-30 13:22 ` Andi Kleen
2008-01-30 15:45 ` Arjan van de Ven [this message]
2008-01-30 17:30 ` Andi Kleen
2008-01-30 17:44 ` Arjan van de Ven
2008-01-30 18:35 ` Andi Kleen
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