Re: tip/master falls off NOP cliff with KPTI under KVM

2018-01-25 Thread Dexuan-Linux Cui
On Thu, Jan 25, 2018 at 11:13 AM, Thomas Gleixner wrote: > The simpler solution is to pull from tip x86/pti which is still 4.14 based > and contains only the stuff which has to do with these issues. It's mostly > in Linus tree already except for the topmost 3 patches. > > tglx Found it:

RE: tip/master falls off NOP cliff with KPTI under KVM

2018-01-25 Thread Thomas Gleixner
On Thu, 25 Jan 2018, Dexuan Cui wrote: > > From: David Woodhouse [mailto:dw...@infradead.org] > > Sent: Wednesday, January 24, 2018 23:53 > > On Wed, 2018-01-24 at 16:53 -0800, Dexuan-Linux Cui wrote: > > > On Wed, Jan 10, 2018 at 2:53 PM, Woodhouse, David > > wrote: > > > > > > > > On Thu, 2018-0

RE: tip/master falls off NOP cliff with KPTI under KVM

2018-01-25 Thread Dexuan Cui
> From: David Woodhouse [mailto:dw...@infradead.org] > Sent: Wednesday, January 24, 2018 23:53 > On Wed, 2018-01-24 at 16:53 -0800, Dexuan-Linux Cui wrote: > > On Wed, Jan 10, 2018 at 2:53 PM, Woodhouse, David > wrote: > > > > > > On Thu, 2018-01-11 at 01:34 +0300, Alexey Dobriyan wrote: > > > > >

Re: tip/master falls off NOP cliff with KPTI under KVM

2018-01-24 Thread David Woodhouse
On Wed, 2018-01-24 at 16:53 -0800, Dexuan-Linux Cui wrote: > On Wed, Jan 10, 2018 at 2:53 PM, Woodhouse, David wrote: > > > > On Thu, 2018-01-11 at 01:34 +0300, Alexey Dobriyan wrote: > > > > > > > > > Bisection points to > > > > > > f3433c1010c6af61c9897f0f0447f81b991feac1 is the firs

Re: tip/master falls off NOP cliff with KPTI under KVM

2018-01-24 Thread Dexuan-Linux Cui
On Wed, Jan 10, 2018 at 2:53 PM, Woodhouse, David wrote: > On Thu, 2018-01-11 at 01:34 +0300, Alexey Dobriyan wrote: >> >> Bisection points to >> >> f3433c1010c6af61c9897f0f0447f81b991feac1 is the first bad commit >> commit f3433c1010c6af61c9897f0f0447f81b991feac1 >> Author

Re: tip/master falls off NOP cliff with KPTI under KVM

2018-01-10 Thread Woodhouse, David
On Thu, 2018-01-11 at 01:34 +0300, Alexey Dobriyan wrote: > > Bisection points to > > f3433c1010c6af61c9897f0f0447f81b991feac1 is the first bad commit > commit f3433c1010c6af61c9897f0f0447f81b991feac1 > Author: David Woodhouse > Date:   Tue Jan 9 14:43:11 2018 +00

Re: tip/master falls off NOP cliff with KPTI under KVM

2018-01-10 Thread Alexey Dobriyan
On Thu, Jan 11, 2018 at 01:08:14AM +0300, Alexey Dobriyan wrote: > Sorry, if everyone posted this kvm boot fail. > Adding "nopti" makes everything boot. > > tip/master > > commit 392b9cd85deec6e7f3e0fd97aac9aef2006c640b (HEAD, tip/master, > tip/auto-latest) > Merge: 6b34948099b2 0788