linux-kernel - [PATCH 0/2] x86/sev: Two fixes for SEV-ES VC stack handling

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Message-Id: <20211021080833.30875-1-joro@8bytes.org>
Date:   Thu, 21 Oct 2021 10:08:31 +0200
From:   Joerg Roedel <joro@...tes.org>
To:     x86@...nel.org
Cc:     Joerg Roedel <joro@...tes.org>, Joerg Roedel <jroedel@...e.de>,
        hpa@...or.com, Andy Lutomirski <luto@...nel.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Jiri Slaby <jslaby@...e.cz>,
        Dan Williams <dan.j.williams@...el.com>,
        Tom Lendacky <thomas.lendacky@....com>,
        Juergen Gross <jgross@...e.com>,
        Kees Cook <keescook@...omium.org>,
        David Rientjes <rientjes@...gle.com>,
        Marc Orr <marcorr@...gle.com>, Cfir Cohen <cfir@...gle.com>,
        Erdem Aktas <erdemaktas@...gle.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Mike Stunes <mstunes@...are.com>,
        Sean Christopherson <seanjc@...gle.com>,
        Martin Radev <martin.b.radev@...il.com>,
        Arvind Sankar <nivedita@...m.mit.edu>,
        Xinyang Ge <xing@...rosoft.com>, linux-coco@...ts.linux.dev,
        linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        virtualization@...ts.linux-foundation.org
Subject: [PATCH 0/2] x86/sev: Two fixes for SEV-ES VC stack handling

From: Joerg Roedel <jroedel@...e.de>

Hi,

here are two fixes for recently discovered issues in the handling of
VC handler stack.

Please review.

Thanks,

	Joerg

Joerg Roedel (2):
  x86/sev: Fix stack type check in vc_switch_off_ist()
  x86/sev: Allow #VC exceptions on the VC2 stack

 arch/x86/kernel/sev.c   | 21 +++++++++++++++++----
 arch/x86/kernel/traps.c |  2 +-
 2 files changed, 18 insertions(+), 5 deletions(-)


base-commit: 519d81956ee277b4419c723adfb154603c2565ba
-- 
2.33.1