RE: [PATCH] x86/hyperv: Fix kexec panic/hang issues

2020-12-21 Thread Dexuan Cui
> From: Michael Kelley > Sent: Monday, December 21, 2020 7:36 PM > ... > Since we don't *need* to do this, I think it might be less risky to just leave > the code "as is". But I'm OK either way. Ok, then I'll leave it as is in v2. Thanks, -- Dexuan

RE: [PATCH] x86/hyperv: Fix kexec panic/hang issues

2020-12-21 Thread Michael Kelley
From: Dexuan Cui Sent: Monday, December 21, 2020 5:04 PM > > > From: Michael Kelley > > Sent: Monday, December 21, 2020 3:33 PM > > From: Dexuan Cui > > Sent: Sunday, December 20, 2020 2:30 PM > > > > > > Currently the kexec kernel can panic or hang due to 2 causes: > > > > > > 1) hv_cpu_die()

RE: [PATCH] x86/hyperv: Fix kexec panic/hang issues

2020-12-21 Thread Dexuan Cui
> From: Michael Kelley > Sent: Monday, December 21, 2020 3:33 PM > From: Dexuan Cui > Sent: Sunday, December 20, 2020 2:30 PM > > > > Currently the kexec kernel can panic or hang due to 2 causes: > > > > 1) hv_cpu_die() is not called upon kexec, so the hypervisor corrupts the > > VP Assist Pages

RE: [PATCH] x86/hyperv: Fix kexec panic/hang issues

2020-12-21 Thread Michael Kelley
From: Dexuan Cui Sent: Sunday, December 20, 2020 2:30 PM > > Currently the kexec kernel can panic or hang due to 2 causes: > > 1) hv_cpu_die() is not called upon kexec, so the hypervisor corrupts the > VP Assist Pages when the kexec kernel runs. We ever fixed the same issue Spurious word