Re: [PATCH] KVM: No need to retry for hva_to_pfn_remapped()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Subject: Re: [PATCH] KVM: No need to retry for hva_to_pfn_remapped()
From: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Date: Fri, 8 May 2020 09:07:58 +0200
Cc: kvm@xxxxxxxxxxxxxxx, Sean Christopherson <sean.j.christopherson@xxxxxxxxx>, Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
In-reply-to: <20200508022514.GU228260@xz-x1>
References: <20200416155906.267462-1-peterx@redhat.com> <dba4f310-5838-cd78-73c9-3db84f93766a@redhat.com> <20200508022514.GU228260@xz-x1>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0

On 08/05/20 04:25, Peter Xu wrote:
>> Queued, thanks.
> 
> Paolo, Is it still possible to unqueue this patch?  I overlooked the fact that
> if unlocked==true then the vma pointer could be invalidated, so the 2nd
> follow_pfn() is potentially racy.  Sorry for the trouble!
> 

Sure, thanks.

Paolo

References:
- [PATCH] KVM: No need to retry for hva_to_pfn_remapped()
  - From: Peter Xu
- Re: [PATCH] KVM: No need to retry for hva_to_pfn_remapped()
  - From: Paolo Bonzini
- Re: [PATCH] KVM: No need to retry for hva_to_pfn_remapped()
  - From: Peter Xu

Prev by Date: Re: [PATCH v1 00/15] Add support for Nitro Enclaves
Next by Date: [PATCH v2 5/9] vfio/fsl-mc: Allow userspace to MMAP fsl-mc device MMIO regions
Previous by thread: Re: [PATCH] KVM: No need to retry for hva_to_pfn_remapped()
Next by thread: Re: [PATCH] KVM: No need to retry for hva_to_pfn_remapped()
Index(es):
- Date
- Thread

[Index of Archives] [KVM ARM] [KVM ia64] [KVM ppc] [Virtualization Tools] [Spice Development] [Libvirt] [Libvirt Users] [Linux USB Devel] [Linux Audio Users] [Yosemite Questions] [Linux Kernel] [Linux SCSI] [XFree86]

Powered by Linux