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From: Borislav Petkov <bp@alien8.de>
To: Prarit Bhargava <prarit@redhat.com>
Cc: linux-kernel@vger.kernel.org, Avi Kivity <avi@redhat.com>,
	Gleb Natapov <gleb@redhat.com>,
	Alex Williamson <alex.williamson@redhat.com>,
	Marcelo Tostatti <mtosatti@redhat.com>,
	Ingo Molnar <mingo@redhat.com>,
	kvm@vger.kernel.org, x86@kernel.org
Subject: Re: [PATCH] x86, add hypervisor name to dump_stack() [v4]
Date: Tue, 30 Oct 2012 22:04:23 +0100	[thread overview]
Message-ID: <20121030210423.GA8024@liondog.tnic> (raw)
In-Reply-To: <1351628793-27180-1-git-send-email-prarit@redhat.com>

On Tue, Oct 30, 2012 at 04:26:33PM -0400, Prarit Bhargava wrote:
> Debugging crash, panics, stack trace WARN_ONs, etc., from both virtual and
> bare-metal boots can get difficult very quickly.  While there are ways to
> decipher the output and determine if the output is from a virtual guest,
> the in-kernel hypervisors now have a single registration point
> and set x86_hyper.  We can use this to output additional debug
> information during a panic/oops/stack trace.
> 
> Signed-off-by: Prarit Bhargava <prarit@redhat.com>
> Cc: Avi Kivity <avi@redhat.com>
> Cc: Gleb Natapov <gleb@redhat.com>
> Cc: Alex Williamson <alex.williamson@redhat.com>
> Cc: Marcelo Tostatti <mtosatti@redhat.com>
> Cc: Ingo Molnar <mingo@redhat.com>
> Cc: kvm@vger.kernel.org
> Cc: x86@kernel.org
> 
> [v2]: Modifications suggested by Ingo and added changes for similar output
>       from process.c
> 
> [v3]: Unify common code and move output to end of line

Looks useful.

Acked-by: Borislav Petkov <bp@alien8.de>

-- 
Regards/Gruss,
    Boris.

  reply	other threads:[~2012-10-30 21:04 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-30 20:26 [PATCH] x86, add hypervisor name to dump_stack() [v4] Prarit Bhargava
2012-10-30 21:04 ` Borislav Petkov [this message]
2012-11-01  9:30 ` Gleb Natapov

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