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(parent: 803e46a) | patch
x86/hyper-v: allocate and use Virtual Processor Assist Pages
authorVitaly Kuznetsov <vkuznets@redhat.com>
Tue, 20 Mar 2018 14:02:08 +0000 (15:02 +0100)
committerRadim Krčmář <rkrcmar@redhat.com>
Wed, 28 Mar 2018 20:47:06 +0000 (22:47 +0200)
commit101baff9f972254b3ddd10e3c5024fbb3b9d5228
tree583e833789b6b1e72a6ecbad409227d9b42c1289tree | snapshot
parent803e46ab1b54aa30db689326148a03dd442647cccommit | diff
x86/hyper-v: allocate and use Virtual Processor Assist Pages

Virtual Processor Assist Pages usage allows us to do optimized EOI
processing for APIC, enable Enlightened VMCS support in KVM and more.
struct hv_vp_assist_page is defined according to the Hyper-V TLFS v5.0b.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
arch/x86/hyperv/hv_init.c diff | blob | history
arch/x86/include/asm/hyperv-tlfs.h diff | blob | history
arch/x86/include/asm/mshyperv.h diff | blob | history
Linux Kernel Source Tree.