Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

2019-07-01 Thread Thomas Gleixner
Feng, On Mon, 1 Jul 2019, Feng Tang wrote: > On Mon, Jul 01, 2019 at 09:13:54AM +0200, Thomas Gleixner wrote: > > On Sun, 30 Jun 2019, Thomas Gleixner wrote: > > In case you still have your debug version (that old tree which triggered > > the warn) around, could you please run that again and add >

Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

2019-07-01 Thread Feng Tang
Hi Thomas, On Mon, Jul 01, 2019 at 09:13:54AM +0200, Thomas Gleixner wrote: > Feng, > > On Sun, 30 Jun 2019, Thomas Gleixner wrote: > > On Sun, 30 Jun 2019, Feng Tang wrote: > > > On Sun, Jun 30, 2019 at 01:35:39PM +0200, Thomas Gleixner wrote: > > > > On Sat, 29 Jun 2019, Thomas Gleixner wrote:

Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

2019-07-01 Thread Thomas Gleixner
Feng, On Sun, 30 Jun 2019, Thomas Gleixner wrote: > On Sun, 30 Jun 2019, Feng Tang wrote: > > On Sun, Jun 30, 2019 at 01:35:39PM +0200, Thomas Gleixner wrote: > > > On Sat, 29 Jun 2019, Thomas Gleixner wrote: > > > > On Fri, 28 Jun 2019, Thomas Gleixner wrote: > > > > > On Fri, 28 Jun 2019, Feng T

Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

2019-06-30 Thread Thomas Gleixner
On Sun, 30 Jun 2019, Feng Tang wrote: > On Sun, Jun 30, 2019 at 01:35:39PM +0200, Thomas Gleixner wrote: > > On Sat, 29 Jun 2019, Thomas Gleixner wrote: > > > On Fri, 28 Jun 2019, Thomas Gleixner wrote: > > > > On Fri, 28 Jun 2019, Feng Tang wrote: > > > > That function just 'works' by chance not b

Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

2019-06-30 Thread Feng Tang
Hi Thomas, On Sun, Jun 30, 2019 at 01:35:39PM +0200, Thomas Gleixner wrote: > On Sat, 29 Jun 2019, Thomas Gleixner wrote: > > On Fri, 28 Jun 2019, Thomas Gleixner wrote: > > > On Fri, 28 Jun 2019, Feng Tang wrote: > > > That function just 'works' by chance not by design. I'll stare into it and > >

Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

2019-06-30 Thread Thomas Gleixner
On Sat, 29 Jun 2019, Thomas Gleixner wrote: > On Fri, 28 Jun 2019, Thomas Gleixner wrote: > > On Fri, 28 Jun 2019, Feng Tang wrote: > > That function just 'works' by chance not by design. I'll stare into it and > > fix it up for real. > > > > Thank you very much for that information. Your debug wa

Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

2019-06-29 Thread Thomas Gleixner
Feng, On Fri, 28 Jun 2019, Thomas Gleixner wrote: > On Fri, 28 Jun 2019, Feng Tang wrote: > > On Tue, Jun 25, 2019 at 07:32:03PM +0800, Thomas Gleixner wrote: > > > the head of that branch is: > > > > > > 4f3f6d6a7f8e ("x86/apic/x2apic: Add conditional IPI shorthands > > > support") > > >

Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

2019-06-28 Thread Thomas Gleixner
Feng, On Fri, 28 Jun 2019, Feng Tang wrote: > On Tue, Jun 25, 2019 at 07:32:03PM +0800, Thomas Gleixner wrote: > > the head of that branch is: > > > > 4f3f6d6a7f8e ("x86/apic/x2apic: Add conditional IPI shorthands > > support") > > > > This is WIP and force pushed. There are no incrementa

Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

2019-06-27 Thread Feng Tang
Hi Thomas, On Tue, Jun 25, 2019 at 07:32:03PM +0800, Thomas Gleixner wrote: > 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 SandyBri

Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

2019-06-27 Thread Thomas Gleixner
Rong, Fengguang, On Wed, 26 Jun 2019, Rong Chen wrote: > On 6/25/19 7:32 PM, Thomas Gleixner wrote: > > > 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 ("x8

Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

2019-06-25 Thread Rong Chen
On 6/25/19 7:32 PM, Thomas Gleixner wrote: 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

Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

2019-06-25 Thread Thomas Gleixner
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 un

Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

2019-06-25 Thread Rong Chen
On 6/25/19 2:24 PM, Thomas Gleixner wrote: Rong, On Tue, 25 Jun 2019, Rong Chen 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: Genuin