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Diffstat (limited to 'arch/x86/include/asm/processor-flags.h')
-rw-r--r--arch/x86/include/asm/processor-flags.h13
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/x86/include/asm/processor-flags.h b/arch/x86/include/asm/processor-flags.h
index 79aa2f98398d..dc723b64acf0 100644
--- a/arch/x86/include/asm/processor-flags.h
+++ b/arch/x86/include/asm/processor-flags.h
@@ -2,6 +2,7 @@
#define _ASM_X86_PROCESSOR_FLAGS_H
#include <uapi/asm/processor-flags.h>
+#include <linux/mem_encrypt.h>
#ifdef CONFIG_VM86
#define X86_VM_MASK X86_EFLAGS_VM
@@ -32,16 +33,18 @@
* CR3_ADDR_MASK is the mask used by read_cr3_pa().
*/
#ifdef CONFIG_X86_64
-/* Mask off the address space ID bits. */
-#define CR3_ADDR_MASK 0x7FFFFFFFFFFFF000ull
-#define CR3_PCID_MASK 0xFFFull
+/* Mask off the address space ID and SME encryption bits. */
+#define CR3_ADDR_MASK __sme_clr(0x7FFFFFFFFFFFF000ull)
+#define CR3_PCID_MASK 0xFFFull
+#define CR3_NOFLUSH BIT_ULL(63)
#else
/*
* CR3_ADDR_MASK needs at least bits 31:5 set on PAE systems, and we save
* a tiny bit of code size by setting all the bits.
*/
-#define CR3_ADDR_MASK 0xFFFFFFFFull
-#define CR3_PCID_MASK 0ull
+#define CR3_ADDR_MASK 0xFFFFFFFFull
+#define CR3_PCID_MASK 0ull
+#define CR3_NOFLUSH 0
#endif
#endif /* _ASM_X86_PROCESSOR_FLAGS_H */