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authorJoerg Roedel <[email protected]>2018-07-18 11:41:02 +0200
committerThomas Gleixner <[email protected]>2018-07-20 01:11:44 +0200
commit2c1b9fbe83412598d2dccdd448147336b085e0c6 (patch)
tree060f79beb9975d5316c2b1560bdacbf6653d6c61
parent935232ce28dfabff1171e5a7113b2d865fa9ee63 (diff)
x86/mm/pti: Define X86_CR3_PTI_PCID_USER_BIT on x86_32
Move it out of the X86_64 specific processor defines so that its visible for 32bit too. Signed-off-by: Joerg Roedel <[email protected]> Signed-off-by: Thomas Gleixner <[email protected]> Tested-by: Pavel Machek <[email protected]> Reviewed-by: Andy Lutomirski <[email protected]> Cc: "H . Peter Anvin" <[email protected]> Cc: [email protected] Cc: Linus Torvalds <[email protected]> Cc: Dave Hansen <[email protected]> Cc: Josh Poimboeuf <[email protected]> Cc: Juergen Gross <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Borislav Petkov <[email protected]> Cc: Jiri Kosina <[email protected]> Cc: Boris Ostrovsky <[email protected]> Cc: Brian Gerst <[email protected]> Cc: David Laight <[email protected]> Cc: Denys Vlasenko <[email protected]> Cc: Eduardo Valentin <[email protected]> Cc: Greg KH <[email protected]> Cc: Will Deacon <[email protected]> Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: Andrea Arcangeli <[email protected]> Cc: Waiman Long <[email protected]> Cc: "David H . Gutteridge" <[email protected]> Cc: [email protected] Link: https://lkml.kernel.org/r/[email protected]
-rw-r--r--arch/x86/include/asm/processor-flags.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/include/asm/processor-flags.h b/arch/x86/include/asm/processor-flags.h
index 625a52a5594f..02c2cbda4a74 100644
--- a/arch/x86/include/asm/processor-flags.h
+++ b/arch/x86/include/asm/processor-flags.h
@@ -39,10 +39,6 @@
#define CR3_PCID_MASK 0xFFFull
#define CR3_NOFLUSH BIT_ULL(63)
-#ifdef CONFIG_PAGE_TABLE_ISOLATION
-# define X86_CR3_PTI_PCID_USER_BIT 11
-#endif
-
#else
/*
* CR3_ADDR_MASK needs at least bits 31:5 set on PAE systems, and we save
@@ -53,4 +49,8 @@
#define CR3_NOFLUSH 0
#endif
+#ifdef CONFIG_PAGE_TABLE_ISOLATION
+# define X86_CR3_PTI_PCID_USER_BIT 11
+#endif
+
#endif /* _ASM_X86_PROCESSOR_FLAGS_H */