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| author | Olof Johansson <olof@lixom.net> | 2018-09-25 11:30:47 -0700 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2018-09-25 11:30:47 -0700 |
| commit | cdddeefc39cc26b2d429f8f7ea3c35bf8cb8c6a1 (patch) | |
| tree | 2628d4922d0675df5659439f22f5ebda9c4b302a /arch/x86/include/asm/processor.h | |
| parent | bf1da406909b13903873d1f91346f99303fd8cb3 (diff) | |
| parent | 11da3a7f84f19c26da6f86af878298694ede0804 (diff) | |
Merge tag 'v4.19-rc3' into next/drivers
Linux 4.19-rc3
Diffstat (limited to 'arch/x86/include/asm/processor.h')
| -rw-r--r-- | arch/x86/include/asm/processor.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index c24297268ebc..d53c54b842da 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -132,6 +132,8 @@ struct cpuinfo_x86 { /* Index into per_cpu list: */ u16 cpu_index; u32 microcode; + /* Address space bits used by the cache internally */ + u8 x86_cache_bits; unsigned initialized : 1; } __randomize_layout; @@ -183,7 +185,7 @@ extern void cpu_detect(struct cpuinfo_x86 *c); static inline unsigned long long l1tf_pfn_limit(void) { - return BIT_ULL(boot_cpu_data.x86_phys_bits - 1 - PAGE_SHIFT); + return BIT_ULL(boot_cpu_data.x86_cache_bits - 1 - PAGE_SHIFT); } extern void early_cpu_init(void); |