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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2016-07-26 16:53:09 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2017-07-25 06:55:30 +0200 |
| commit | 118bd31bea2cdb7f1dbf22dd9a58e818b5313156 (patch) | |
| tree | 9cf58dc2b2841369698dcca4483f4244b5e58d3b /arch/s390/include/asm/setup.h | |
| parent | c9b5ad546e7d486465a3dd8c89245ac3707a4384 (diff) | |
| download | op-kernel-dev-118bd31bea2cdb7f1dbf22dd9a58e818b5313156.zip op-kernel-dev-118bd31bea2cdb7f1dbf22dd9a58e818b5313156.tar.gz | |
s390/mm: add no-dat TLB flush optimization
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/include/asm/setup.h')
| -rw-r--r-- | arch/s390/include/asm/setup.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/s390/include/asm/setup.h b/arch/s390/include/asm/setup.h index 11e59ba..49c4259 100644 --- a/arch/s390/include/asm/setup.h +++ b/arch/s390/include/asm/setup.h @@ -29,8 +29,9 @@ #define MACHINE_FLAG_TE _BITUL(11) #define MACHINE_FLAG_TLB_LC _BITUL(12) #define MACHINE_FLAG_VX _BITUL(13) -#define MACHINE_FLAG_NX _BITUL(14) -#define MACHINE_FLAG_GS _BITUL(15) +#define MACHINE_FLAG_TLB_GUEST _BITUL(14) +#define MACHINE_FLAG_NX _BITUL(15) +#define MACHINE_FLAG_GS _BITUL(16) #define LPP_MAGIC _BITUL(31) #define LPP_PFAULT_PID_MASK _AC(0xffffffff, UL) @@ -68,6 +69,7 @@ extern void detect_memory_memblock(void); #define MACHINE_HAS_TE (S390_lowcore.machine_flags & MACHINE_FLAG_TE) #define MACHINE_HAS_TLB_LC (S390_lowcore.machine_flags & MACHINE_FLAG_TLB_LC) #define MACHINE_HAS_VX (S390_lowcore.machine_flags & MACHINE_FLAG_VX) +#define MACHINE_HAS_TLB_GUEST (S390_lowcore.machine_flags & MACHINE_FLAG_TLB_GUEST) #define MACHINE_HAS_NX (S390_lowcore.machine_flags & MACHINE_FLAG_NX) #define MACHINE_HAS_GS (S390_lowcore.machine_flags & MACHINE_FLAG_GS) |
