Rong, On Tue, 25 Jun 2019, Rong Chen wrote: > On 6/25/19 2:24 PM, Thomas Gleixner wrote: > > > On 6/22/19 3:08 AM, Thomas Gleixner wrote: > > > > > on test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp > > > > > 2 -m > > > > > 2G > > > > I cannot reproduce that issue. What's the underlying hardware machine? > > > brand: Genuine Intel(R) CPU 000 @ 2.27GHz > > > model: Westmere-EX > > > memory: 256G > > > nr_node: 4 > > > nr_cpu: 80 > > Ok. I'll try to find something similar. Can please you rerun that test on > > that particular configuration with the updated branch? > > > > git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.x86/ipi > > > I have tested commit e0b179bc1a ("x86/apic/x2apic: Add conditional IPI > shorthands support"), the problem is still exist.
the head of that branch is: 4f3f6d6a7f8e ("x86/apic/x2apic: Add conditional IPI shorthands support") This is WIP and force pushed. There are no incremental changes. Could you please check again? Thanks, tglx