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([2001:b07:6468:f312:4c95:a679:8cf7:9fb6]) by smtp.gmail.com with ESMTPSA id p190sm26875233wmp.38.2020.05.11.06.57.36 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 11 May 2020 06:57:37 -0700 (PDT) Subject: Re: [PATCH v2 2/3] KVM: x86: Move pkru save/restore to x86.c To: Babu Moger , Jim Mattson Cc: Jonathan Corbet , Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H . Peter Anvin" , Sean Christopherson , the arch/x86 maintainers , Vitaly Kuznetsov , Wanpeng Li , Joerg Roedel , Dave Hansen , Andy Lutomirski , Peter Zijlstra , mchehab+samsung@kernel.org, changbin.du@intel.com, Nadav Amit , Sebastian Andrzej Siewior , yang.shi@linux.alibaba.com, asteinhauser@google.com, anshuman.khandual@arm.com, Jan Kiszka , Andrew Morton , steven.price@arm.com, rppt@linux.vnet.ibm.com, peterx@redhat.com, Dan Williams , arjunroy@google.com, logang@deltatee.com, Thomas Hellstrom , Andrea Arcangeli , justin.he@arm.com, robin.murphy@arm.com, ira.weiny@intel.com, Kees Cook , Juergen Gross , Andrew Cooper , pawan.kumar.gupta@linux.intel.com, "Yu, Fenghua" , vineela.tummalapalli@intel.com, yamada.masahiro@socionext.com, sam@ravnborg.org, acme@redhat.com, linux-doc@vger.kernel.org, LKML , kvm list References: <158897190718.22378.3974700869904223395.stgit@naples-babu.amd.com> <158897219574.22378.9077333868984828038.stgit@naples-babu.amd.com> <90657d4b-cb2b-0678-fd9c-a281bb85fadf@redhat.com> <6bdf365d-f283-d26c-2465-2be28d7b55bf@amd.com> From: Paolo Bonzini Message-ID: <3f66b718-dfc5-9ad1-cb33-87906e0ff48c@redhat.com> Date: Mon, 11 May 2020 15:57:35 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <6bdf365d-f283-d26c-2465-2be28d7b55bf@amd.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/05/20 15:49, Babu Moger wrote: >> You're right. The bug was preexistent, but we should fix it in 5.7 and >> stable as well. > Paolo, Do you want me to send this fix separately? Or I will send v3 just > adding this fix. Thanks > Yes, please do. Paolo