linux-kernel - Re: [PATCH V2 1/1] X86: Probe for PIC and set legacy

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Message-ID: <20140414130822.GA24197@aepfle.de>
Date:	Mon, 14 Apr 2014 15:08:22 +0200
From:	Olaf Hering <olaf@...fle.de>
To:	"K. Y. Srinivasan" <kys@...rosoft.com>
Cc:	x86@...nel.org, gregkh@...uxfoundation.org,
	linux-kernel@...r.kernel.org, devel@...uxdriverproject.org,
	apw@...onical.com, jasowang@...hat.com, tglx@...utronix.de,
	hpa@...or.com, JBeulich@...e.com
Subject: Re: [PATCH V2 1/1] X86: Probe for PIC and set legacy_pic
 appropriately

On Fri, Apr 11, K. Y. Srinivasan wrote:

> Probe for the existance of legacy PIC, if one does not exist, use the
> null_legacy_pic.

> Signed-off-by: K. Y. Srinivasan <kys@...rosoft.com>

Tested-by: Olaf Hering <olaf@...fle.de>

Fixes the crash on Gen1 VMs for me, which was introduced by
"x86/platform/hyperv: When on Hyper-v use NULL legacy PIC".

Olaf
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