On Thu, 9 Feb 2017, Eric Wheeler wrote: > On Fri, 27 Jan 2017, Philipp Hahn wrote: > > > Hello, > > > > Am 27.01.2017 um 00:29 schrieb Eric Wheeler: > > > On Thu, 26 Jan 2017, Paolo Bonzini wrote: > > >> On 26/01/2017 00:50, Eric Wheeler wrote: > > >>> 609e36d372a KVM: x86: pass host_initiated to functions that read MSRs > > >>> 81b1b9ca6d5 KVM: VMX: Fix host initiated access to guest MSR_TSC_AUX > > >>> > > >>> Thus, we need to either: > > >>> 1. Revert commit 8a3185c54d650a86dafc8d8bcafa124b50944315 > > >>> - or - > > >>> 2. Merge commits 609e36d372a and 81b1b9ca6d5 into 4.1.y. > > >>> > > >>> If you choose the latter options, then please see below for the backport > > >>> patch of 81b1b9ca6d5 (609e36d372a cherry-picks just fine). > > >>> > > >>> What do you believe would be best? > > >> > > >> The latter is better. Continuing on the Redhat Bugzilla thread, Dr. David Alan Gilbert noted that we also need to cherry-pick this commit: b0996ae48 https://bugzilla.redhat.com/show_bug.cgi?id=1408333 To re-summerize, these commits need pulled into 4.1 for KVM migration to be stable: 1. 609e36d372a 2. 81b1b9ca6d5 [see backport patch in the first message of this thread] 3. b0996ae48 -Eric > > >> Paolo > > > > > > Hi Greg, > > > > 4.1 is maintained by Sasha Levin <alexander.levin@xxxxxxxxxxx>, cc-ed. > > Thank you Philipp! > > > > Paolo suggests cherry-picking the dependent commits with the backport > > > patch instead of reverting the original patch. Do you need anything more > > > in this thread to bring this into v4.1.y? > > Sasha, do you need anything more to pull this into 4.1? > > Thanks! > > > -- > Eric Wheeler > > > > > > > > Its an "Option 3" according to Documentation/stable_kernel_rules.txt with > > > dependent commits so I'm not sure if you want this formatted any > > > differently to make your merge easy---let me know. > > > > Philipp > > > > >