From: Borislav Petkov <bp@alien8.de>
To: David Kaplan <davkaplan@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: RtlCaptureContext equivalent
Date: Sun, 20 Mar 2016 20:11:56 +0100 [thread overview]
Message-ID: <20160320191156.GA4691@pd.tnic> (raw)
In-Reply-To: <CA+zw6anNDjQG7vbfii9HPeEAwSjNE7691fa_6AKVesCGJCZMyw@mail.gmail.com>
On Sun, Mar 20, 2016 at 03:54:58PM +0200, David Kaplan wrote:
> Hi all
>
> i'm looking for a function within the kernel (for x86_64/amd64) that I
> can use from my module to save/load cpu context (something like
> Windows' RtlCaptureContext fcn).
>
> I assume there's something like that available but having a hard time
> tracking it down.
Something like arch/x86/power/cpu.c::save_processor_state() maybe?
I'm assuming you'll want to supply your own struct saved_context
though... And it doesn't save arch regs. There's also __show_regs()
which dumps arch regs and the rest but that is probably not what you
want...
--
Regards/Gruss,
Boris.
ECO tip #101: Trim your mails when you reply.
prev parent reply other threads:[~2016-03-20 19:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-20 13:54 RtlCaptureContext equivalent David Kaplan
2016-03-20 19:11 ` Borislav Petkov [this message]
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