Re: [PATCH] KVM: arm/arm64: fix unaligned hva start and end in handle_hva_to_gpa

2018-05-15 Thread Jia He
On 5/16/2018 12:21 AM, Suzuki K Poulose Wrote: > Hi Jia, > > On 15/05/18 14:15, Jia He wrote: >> >> >> On 5/15/2018 8:38 PM, Jia He Wrote: >>> Hi Suzuki >>> >>> On 5/15/2018 4:36 PM, Suzuki K Poulose Wrote: Hi Jia On 05/15/2018 03:03 AM, Jia He wrote: > Hi Suzuki > >>

Re: [PATCH] KVM: arm/arm64: fix unaligned hva start and end in handle_hva_to_gpa

2018-05-15 Thread Suzuki K Poulose
Hi Jia, On 15/05/18 14:15, Jia He wrote: On 5/15/2018 8:38 PM, Jia He Wrote: Hi Suzuki On 5/15/2018 4:36 PM, Suzuki K Poulose Wrote: Hi Jia On 05/15/2018 03:03 AM, Jia He wrote: Hi Suzuki I will merge the other thread into this, and add the necessary CC list That WARN_ON call trace is

Re: [PATCH] KVM: arm/arm64: fix unaligned hva start and end in handle_hva_to_gpa

2018-05-15 Thread Jia He
Hi Suzuki On 5/15/2018 4:36 PM, Suzuki K Poulose Wrote: > > Hi Jia > > On 05/15/2018 03:03 AM, Jia He wrote: >> Hi Suzuki >> >> I will merge the other thread into this, and add the necessary CC list >> >> That WARN_ON call trace is very easy to reproduce in my armv8a server after I >> start 20 g

Re: [PATCH] KVM: arm/arm64: fix unaligned hva start and end in handle_hva_to_gpa

2018-05-15 Thread Suzuki K Poulose
Hi Jia On 05/15/2018 03:03 AM, Jia He wrote: Hi Suzuki I will merge the other thread into this, and add the necessary CC list That WARN_ON call trace is very easy to reproduce in my armv8a server after I start 20 guests and run memhog in the host. Of course, ksm should be enabled For you

Re: [PATCH] KVM: arm/arm64: fix unaligned hva start and end in handle_hva_to_gpa

2018-05-14 Thread Jia He
Hi Suzuki I will merge the other thread into this, and add the necessary CC list That WARN_ON call trace is very easy to reproduce in my armv8a server after I start 20 guests and run memhog in the host. Of course, ksm should be enabled For you question about my inject fault debug patch: dif

Re: [PATCH] KVM: arm/arm64: fix unaligned hva start and end in handle_hva_to_gpa

2018-05-14 Thread Suzuki K Poulose
On 14/05/18 03:30, Jia He wrote: On 5/11/2018 9:39 PM, Suzuki K Poulose Wrote: Marc Thanks for looping me in. Comments below. On 03/05/18 03:02, Jia He wrote: Hi Marc Thanks for the review On 5/2/2018 10:26 PM, Marc Zyngier Wrote: [+ Suzuki] On 02/05/18 08:08, Jia He wrote: From: Jia

Re: [PATCH] KVM: arm/arm64: fix unaligned hva start and end in handle_hva_to_gpa

2018-05-13 Thread Jia He
On 5/11/2018 9:39 PM, Suzuki K Poulose Wrote: Marc Thanks for looping me in. Comments below. On 03/05/18 03:02, Jia He wrote: Hi Marc Thanks for the review On 5/2/2018 10:26 PM, Marc Zyngier Wrote: [+ Suzuki] On 02/05/18 08:08, Jia He wrote: From: Jia He In our armv8a server (QDF240

Re: [PATCH] KVM: arm/arm64: fix unaligned hva start and end in handle_hva_to_gpa

2018-05-11 Thread Suzuki K Poulose
Marc Thanks for looping me in. Comments below. On 03/05/18 03:02, Jia He wrote: Hi Marc Thanks for the review On 5/2/2018 10:26 PM, Marc Zyngier Wrote: [+ Suzuki] On 02/05/18 08:08, Jia He wrote: From: Jia He In our armv8a server (QDF2400), I noticed a WARN_ON as follows: [  800.20285

Re: [PATCH] KVM: arm/arm64: fix unaligned hva start and end in handle_hva_to_gpa

2018-05-02 Thread Jia He
On 5/3/2018 10:02 AM, Jia He Wrote: Hi Marc Thanks for the review On 5/2/2018 10:26 PM, Marc Zyngier Wrote: [+ Suzuki] On 02/05/18 08:08, Jia He wrote: From: Jia He In our armv8a server (QDF2400), I noticed a WARN_ON as follows: [ 800.202850] WARNING: CPU: 33 PID: 255 at arch/arm64/k

Re: [PATCH] KVM: arm/arm64: fix unaligned hva start and end in handle_hva_to_gpa

2018-05-02 Thread Jia He
Hi Marc Thanks for the review On 5/2/2018 10:26 PM, Marc Zyngier Wrote: [+ Suzuki] On 02/05/18 08:08, Jia He wrote: From: Jia He In our armv8a server (QDF2400), I noticed a WARN_ON as follows: [ 800.202850] WARNING: CPU: 33 PID: 255 at arch/arm64/kvm/../../../virt/kvm/arm/mmu.c:1670 kvm

Re: [PATCH] KVM: arm/arm64: fix unaligned hva start and end in handle_hva_to_gpa

2018-05-02 Thread Marc Zyngier
[+ Suzuki] On 02/05/18 08:08, Jia He wrote: > From: Jia He > > In our armv8a server (QDF2400), I noticed a WARN_ON as follows: > > [ 800.202850] WARNING: CPU: 33 PID: 255 at > arch/arm64/kvm/../../../virt/kvm/arm/mmu.c:1670 kvm_age_hva_handler+0xcc/0xd4 Which kernel version is that? I don't

[PATCH] KVM: arm/arm64: fix unaligned hva start and end in handle_hva_to_gpa

2018-05-02 Thread Jia He
From: Jia He In our armv8a server (QDF2400), I noticed a WARN_ON as follows: [ 800.202850] WARNING: CPU: 33 PID: 255 at arch/arm64/kvm/../../../virt/kvm/arm/mmu.c:1670 kvm_age_hva_handler+0xcc/0xd4 [ 800.213535] Modules linked in: vhost_net vhost tap xt_CHECKSUM ipt_MASQUERADE nf_nat_masquer