diff options
| author | Joerg Roedel | 2018-07-18 11:41:02 +0200 |
|---|---|---|
| committer | Thomas Gleixner | 2018-07-20 01:11:44 +0200 |
| commit | 2c1b9fbe83412598d2dccdd448147336b085e0c6 (patch) | |
| tree | 060f79beb9975d5316c2b1560bdacbf6653d6c61 /arch/x86/include/asm/processor-flags.h | |
| parent | x86/mm/pti: Add an overflow check to pti_clone_pmds() (diff) | |
| download | kernel-qcow2-linux-2c1b9fbe83412598d2dccdd448147336b085e0c6.tar.gz kernel-qcow2-linux-2c1b9fbe83412598d2dccdd448147336b085e0c6.tar.xz kernel-qcow2-linux-2c1b9fbe83412598d2dccdd448147336b085e0c6.zip | |
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 <jroedel@suse.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Pavel Machek <pavel@ucw.cz>
Reviewed-by: Andy Lutomirski <luto@kernel.org>
Cc: "H . Peter Anvin" <hpa@zytor.com>
Cc: linux-mm@kvack.org
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Jiri Kosina <jkosina@suse.cz>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: David Laight <David.Laight@aculab.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: Eduardo Valentin <eduval@amazon.com>
Cc: Greg KH <gregkh@linuxfoundation.org>
Cc: Will Deacon <will.deacon@arm.com>
Cc: aliguori@amazon.com
Cc: daniel.gruss@iaik.tugraz.at
Cc: hughd@google.com
Cc: keescook@google.com
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Waiman Long <llong@redhat.com>
Cc: "David H . Gutteridge" <dhgutteridge@sympatico.ca>
Cc: joro@8bytes.org
Link: https://lkml.kernel.org/r/1531906876-13451-26-git-send-email-joro@8bytes.org
Diffstat (limited to 'arch/x86/include/asm/processor-flags.h')
| -rw-r--r-- | arch/x86/include/asm/processor-flags.h | 8 |
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 */ |