The struct hv_vp_assist_page was defined incorrectly. The "vtl_control" should be u64[3], "nested_enlightenments_control" should be a u64 and there is 7 reserved bytes following "enlighten_vmentry". This patch is to fix it. Signed-off-by: Lan Tianyu <Tianyu.Lan@xxxxxxxxxxxxx> --- arch/x86/include/asm/hyperv-tlfs.h | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/arch/x86/include/asm/hyperv-tlfs.h b/arch/x86/include/asm/hyperv-tlfs.h index f7be6d03a310..fae0a5431cdd 100644 --- a/arch/x86/include/asm/hyperv-tlfs.h +++ b/arch/x86/include/asm/hyperv-tlfs.h @@ -496,10 +496,11 @@ struct hv_timer_message_payload { /* Define virtual processor assist page structure. */ struct hv_vp_assist_page { __u32 apic_assist; - __u32 reserved; - __u64 vtl_control[2]; - __u64 nested_enlightenments_control[2]; - __u32 enlighten_vmentry; + __u32 reserved1; + __u64 vtl_control[3]; + __u64 nested_enlightenments_control; + __u8 enlighten_vmentry; + __u8 reserved2[7]; __u64 current_nested_vmcs; }; -- 2.14.3 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel