redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

KVM: nVMX: Advertise PAUSE and WBINVD exiting support 

These exits have no preconditions, and we already process the
corresponding reasons in nested_vmx_exit_handled correctly.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
hifive-unleashed-5.1
Jan Kiszka 2013-02-23 22:34:39 +01:00 committed by Gleb Natapov
parent 733568f9ce
commit d6851fbeee
1 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/x86/kvm/vmx.c
View File

@ -2080,6 +2080,7 @@ static __init void nested_vmx_setup_ctls_msrs(void)
CPU_BASED_MOV_DR_EXITING | CPU_BASED_UNCOND_IO_EXITING |
CPU_BASED_USE_IO_BITMAPS | CPU_BASED_MONITOR_EXITING |
CPU_BASED_RDPMC_EXITING | CPU_BASED_RDTSC_EXITING |
CPU_BASED_PAUSE_EXITING |
CPU_BASED_ACTIVATE_SECONDARY_CONTROLS;
/*
* We can allow some features even when not supported by the
@ -2094,7 +2095,8 @@ static __init void nested_vmx_setup_ctls_msrs(void)
nested_vmx_secondary_ctls_low, nested_vmx_secondary_ctls_high);
nested_vmx_secondary_ctls_low = 0;
nested_vmx_secondary_ctls_high &=
SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES;
SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES |
SECONDARY_EXEC_WBINVD_EXITING;
}
static inline bool vmx_control_verify(u32 control, u32 low, u32 high)