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([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.gmail.com with ESMTPSA id kj24sm6375414ejc.49.2021.04.17.06.11.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 17 Apr 2021 06:11:16 -0700 (PDT) Subject: Re: [PATCH 0/3] KVM: Fixes and a cleanup for coalesced MMIO To: Sean Christopherson Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Hao Sun References: <20210412222050.876100-1-seanjc@google.com> From: Paolo Bonzini Message-ID: <159d0b9c-c50b-3829-0212-acb30d6c1ae0@redhat.com> Date: Sat, 17 Apr 2021 15:11:15 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.0 MIME-Version: 1.0 In-Reply-To: <20210412222050.876100-1-seanjc@google.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 13/04/21 00:20, Sean Christopherson wrote: > Fix two bugs that are exposed if unregistered a device on an I/O bus fails > due to OOM. Tack on opportunistic cleanup in the related code. > > Sean Christopherson (3): > KVM: Destroy I/O bus devices on unregister failure _after_ sync'ing > SRCU > KVM: Stop looking for coalesced MMIO zones if the bus is destroyed > KVM: Add proper lockdep assertion in I/O bus unregister > > include/linux/kvm_host.h | 4 ++-- > virt/kvm/coalesced_mmio.c | 19 +++++++++++++++++-- > virt/kvm/kvm_main.c | 26 ++++++++++++++++---------- > 3 files changed, 35 insertions(+), 14 deletions(-) > Queued, thanks. Paolo