linux-kernel - Re: [PATCH v9 14/22] KVM: x86: Save/restore the nested flag of an exception

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Message-ID: <aR1gJLQNykeMT4CR@intel.com>
Date: Wed, 19 Nov 2025 14:13:56 +0800
From: Chao Gao <chao.gao@...el.com>
To: "Xin Li (Intel)" <xin@...or.com>
CC: <linux-kernel@...r.kernel.org>, <kvm@...r.kernel.org>,
	<linux-doc@...r.kernel.org>, <pbonzini@...hat.com>, <seanjc@...gle.com>,
	<corbet@....net>, <tglx@...utronix.de>, <mingo@...hat.com>, <bp@...en8.de>,
	<dave.hansen@...ux.intel.com>, <x86@...nel.org>, <hpa@...or.com>,
	<luto@...nel.org>, <peterz@...radead.org>, <andrew.cooper3@...rix.com>,
	<hch@...radead.org>, <sohil.mehta@...el.com>
Subject: Re: [PATCH v9 14/22] KVM: x86: Save/restore the nested flag of an
 exception

On Sun, Oct 26, 2025 at 01:19:02PM -0700, Xin Li (Intel) wrote:
>Save/restore the nested flag of an exception during VM save/restore
>and live migration to ensure a correct event stack level is chosen
>when a nested exception is injected through FRED event delivery.
>
>Signed-off-by: Xin Li (Intel) <xin@...or.com>
>Tested-by: Xuelian Guo <xuelian.guo@...el.com>

Reviewed-by: Chao Gao <chao.gao@...el.com>