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Message-ID: <Yh5AEAQOX4nT5p7G@google.com> Date: Tue, 1 Mar 2022 15:47:28 +0000 From: Sean Christopherson <seanjc@...gle.com> To: Like Xu <like.xu.linux@...il.com> Cc: Paolo Bonzini <pbonzini@...hat.com>, kvm@...r.kernel.org, Wanpeng Li <wanpengli@...cent.com>, Jim Mattson <jmattson@...gle.com>, Vitaly Kuznetsov <vkuznets@...hat.com>, Joerg Roedel <joro@...tes.org>, linux-kernel@...r.kernel.org Subject: Re: [PATCH] KVM: x86/mmu: Passing up the error state of mmu_alloc_shadow_roots() On Tue, Mar 01, 2022, Like Xu wrote: > From: Like Xu <likexu@...cent.com> > > Just like on the optional mmu_alloc_direct_roots() path, once shadow > path reaches "r = -EIO" somewhere, the caller needs to know the actual > state in order to enter error handling and avoid something worse. Well that's emabarrassing. > Fixes: 4a38162ee9f1 ("KVM: MMU: load PDPTRs outside mmu_lock") Cc: stable@...r.kernel.org > Signed-off-by: Like Xu <likexu@...cent.com> > --- Reviewed-by: Sean Christopherson <seanjc@...gle.com>
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