From: Konrad Rzeszutek Wilk <konrad@kernel.org>
To: George Shuklin <george.shuklin@gmail.com>
Cc: xen-devel <xen-devel@lists.xen.org>
Subject: Re: start_info content for linux
Date: Wed, 26 Sep 2012 07:53:25 -0400 [thread overview]
Message-ID: <20120926115324.GD7356@phenom.dumpdata.com> (raw)
In-Reply-To: <5062BDA8.5@gmail.com>
On Wed, Sep 26, 2012 at 12:32:40PM +0400, George Shuklin wrote:
> Good day.
>
> I've digging in some strange memory/balloon related bug and I've
> really like to see start_info content on linux. I saw in source code
>
> #ifdef CONFIG_X86_32
> mov %esi,xen_start_info
> mov $init_thread_union+THREAD_SIZE,%esp
> #else
> mov %rsi,xen_start_info
> mov $init_thread_union+THREAD_SIZE,%rsp
> #endif
> jmp xen_start_kernel
>
> Pointer to start_info stored in linux global variable
> xen_start_info, but I can't find way to access it.
>
> Is any way to get it from linux kernel? (well, except writing your
> own module).
No. That is the only way.
What do you want to get out of the xen_start_kernel structure?
>
> Thanks.
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xen.org
> http://lists.xen.org/xen-devel
>
prev parent reply other threads:[~2012-09-26 11:53 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-26 8:32 start_info content for linux George Shuklin
2012-09-26 8:42 ` Ian Campbell
2012-09-26 11:53 ` Konrad Rzeszutek Wilk [this message]
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