Re: [PATCH 15/24] KVM: nVMX: Eliminate vmcs02 pool

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On Wed, Apr 18, 2018 at 11:18:23AM +0800, Youquan Song wrote:
> From: Jim Mattson <jmattson@xxxxxxxxxx>
> 
> (cherry picked from commit de3a0021a60635de96aa92713c1a31a96747d72c)
> 
> The potential performance advantages of a vmcs02 pool have never been
> realized. To simplify the code, eliminate the pool. Instead, a single
> vmcs02 is allocated per VCPU when the VCPU enters VMX operation.
> 
> Cc: stable@xxxxxxxxxxxxxxx       # prereq for Spectre mitigation
> Signed-off-by: Jim Mattson <jmattson@xxxxxxxxxx>
> Signed-off-by: Mark Kanda <mark.kanda@xxxxxxxxxx>
> Reviewed-by: Ameya More <ameya.more@xxxxxxxxxx>
> Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>
> Reviewed-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
> Signed-off-by: Radim Krčmář <rkrcmar@xxxxxxxxxx>
> Signed-off-by: David Woodhouse <dwmw@xxxxxxxxxxxx>
> Signed-off-by: Yi Sun <yi.y.sun@xxxxxxxxxxxxxxx> [v4.4 backport]
> 
> Conflicts:
> 	arch/x86/kvm/vmx.c

What are these two lines doing here?  That implies this isn't a "clean"
backport :(

Please fix up...

thanks,

greg k-h



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