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Commit d9c3476d authored by Yang, Wei's avatar Yang, Wei Committed by Avi Kivity
Browse files

KVM: Remove RDWRGSFS bit from CR4_RESERVED_BITS 



This patch removes RDWRGSFS bit from CR4_RESERVED_BITS.

Signed-off-by: default avatarYang, Wei <wei.y.yang@intel.com>
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
parent 4a00efdf

arch/x86/include/asm/kvm_host.h

+1 −1
Original line number Diff line number Diff line
@@ -48,7 +48,7 @@ 
	(~(unsigned long)(X86_CR4_VME | X86_CR4_PVI | X86_CR4_TSD | X86_CR4_DE\

			  | X86_CR4_PSE | X86_CR4_PAE | X86_CR4_MCE     \

			  | X86_CR4_PGE | X86_CR4_PCE | X86_CR4_OSFXSR  \

			  | X86_CR4_OSXSAVE | X86_CR4_SMEP              \

			  | X86_CR4_OSXSAVE | X86_CR4_SMEP | X86_CR4_RDWRGSFS \

			  | X86_CR4_OSXMMEXCPT | X86_CR4_VMXE))



#define CR8_RESERVED_BITS (~(unsigned long)X86_CR8_TPR)

arch/x86/include/asm/processor-flags.h

+1 −0
Original line number Diff line number Diff line
@@ -59,6 +59,7 @@ 
#define X86_CR4_OSFXSR	0x00000200 /* enable fast FPU save and restore */

#define X86_CR4_OSXMMEXCPT 0x00000400 /* enable unmasked SSE exceptions */

#define X86_CR4_VMXE	0x00002000 /* enable VMX virtualization */

#define X86_CR4_RDWRGSFS 0x00010000 /* enable RDWRGSFS support */

#define X86_CR4_OSXSAVE 0x00040000 /* enable xsave and xrestore */

#define X86_CR4_SMEP	0x00100000 /* enable SMEP support */