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Date: Wed, 18 May 2022 12:50:10 -0300 From: "Guilherme G. Piccoli" <gpiccoli@...lia.com> To: Sean Christopherson <seanjc@...gle.com>, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>, Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org Cc: "H. Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org, Vitaly Kuznetsov <vkuznets@...hat.com>, Paolo Bonzini <pbonzini@...hat.com> Subject: Re: [PATCH v2 1/3] x86/crash: Disable virt in core NMI crash handler to avoid double shootdown On 17/05/2022 21:16, Sean Christopherson wrote: > [...] > Fixes: ed72736183c4 ("x86/reboot: Force all cpus to exit VMX root if VMX is supported) > Cc: stable@...r.kernel.org > Reported-by: Guilherme G. Piccoli <gpiccoli@...lia.com> > Cc: Vitaly Kuznetsov <vkuznets@...hat.com> > Cc: Paolo Bonzini <pbonzini@...hat.com> > Link: https://lore.kernel.org/all/20220427224924.592546-2-gpiccoli@igalia.com > Signed-off-by: Sean Christopherson <seanjc@...gle.com> > --- > arch/x86/include/asm/reboot.h | 1 + > arch/x86/kernel/crash.c | 16 +-------- > arch/x86/kernel/reboot.c | 66 ++++++++++++++++++++++++++++------- > 3 files changed, 56 insertions(+), 27 deletions(-) Thanks Sean, great patch! It's working fine according to my tests, and the comments made the code very clear. Feel free to add: Tested-by: Guilherme G. Piccoli <gpiccoli@...lia.com>
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