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KVM: Remove RDWRGSFS bit from CR4_RESERVED_BITS

This patch removes RDWRGSFS bit from CR4_RESERVED_BITS.

Signed-off-by: Yang, Wei <wei.y.yang@intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

authored by

Yang, Wei and committed by
Avi Kivity d9c3476d 4a00efdf

+2 -1
+1 -1
arch/x86/include/asm/kvm_host.h
··· 48 48 (~(unsigned long)(X86_CR4_VME | X86_CR4_PVI | X86_CR4_TSD | X86_CR4_DE\ 49 49 | X86_CR4_PSE | X86_CR4_PAE | X86_CR4_MCE \ 50 50 | X86_CR4_PGE | X86_CR4_PCE | X86_CR4_OSFXSR \ 51 - | X86_CR4_OSXSAVE | X86_CR4_SMEP \ 51 + | X86_CR4_OSXSAVE | X86_CR4_SMEP | X86_CR4_RDWRGSFS \ 52 52 | X86_CR4_OSXMMEXCPT | X86_CR4_VMXE)) 53 53 54 54 #define CR8_RESERVED_BITS (~(unsigned long)X86_CR8_TPR)
+1
arch/x86/include/asm/processor-flags.h
··· 59 59 #define X86_CR4_OSFXSR 0x00000200 /* enable fast FPU save and restore */ 60 60 #define X86_CR4_OSXMMEXCPT 0x00000400 /* enable unmasked SSE exceptions */ 61 61 #define X86_CR4_VMXE 0x00002000 /* enable VMX virtualization */ 62 + #define X86_CR4_RDWRGSFS 0x00010000 /* enable RDWRGSFS support */ 62 63 #define X86_CR4_OSXSAVE 0x00040000 /* enable xsave and xrestore */ 63 64 #define X86_CR4_SMEP 0x00100000 /* enable SMEP support */ 64 65