diff options
| -rw-r--r-- | arch/x86/kernel/cpu/common.c | 2 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/cpu.h | 3 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/scattered.c | 24 | ||||
| -rw-r--r-- | arch/x86/kernel/smpboot.c | 2 |
4 files changed, 2 insertions, 29 deletions
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index ffb181f959d2..cb28e98a0659 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c | |||
| @@ -353,7 +353,7 @@ static __always_inline void setup_umip(struct cpuinfo_x86 *c) | |||
| 353 | 353 | ||
| 354 | cr4_set_bits(X86_CR4_UMIP); | 354 | cr4_set_bits(X86_CR4_UMIP); |
| 355 | 355 | ||
| 356 | pr_info("x86/cpu: Activated the Intel User Mode Instruction Prevention (UMIP) CPU feature\n"); | 356 | pr_info_once("x86/cpu: User Mode Instruction Prevention (UMIP) activated\n"); |
| 357 | 357 | ||
| 358 | return; | 358 | return; |
| 359 | 359 | ||
diff --git a/arch/x86/kernel/cpu/cpu.h b/arch/x86/kernel/cpu/cpu.h index da5446acc241..5eb946b9a9f3 100644 --- a/arch/x86/kernel/cpu/cpu.h +++ b/arch/x86/kernel/cpu/cpu.h | |||
| @@ -49,9 +49,6 @@ extern void get_cpu_cap(struct cpuinfo_x86 *c); | |||
| 49 | extern void get_cpu_address_sizes(struct cpuinfo_x86 *c); | 49 | extern void get_cpu_address_sizes(struct cpuinfo_x86 *c); |
| 50 | extern void cpu_detect_cache_sizes(struct cpuinfo_x86 *c); | 50 | extern void cpu_detect_cache_sizes(struct cpuinfo_x86 *c); |
| 51 | extern void init_scattered_cpuid_features(struct cpuinfo_x86 *c); | 51 | extern void init_scattered_cpuid_features(struct cpuinfo_x86 *c); |
| 52 | extern u32 get_scattered_cpuid_leaf(unsigned int level, | ||
| 53 | unsigned int sub_leaf, | ||
| 54 | enum cpuid_regs_idx reg); | ||
| 55 | extern void init_intel_cacheinfo(struct cpuinfo_x86 *c); | 52 | extern void init_intel_cacheinfo(struct cpuinfo_x86 *c); |
| 56 | extern void init_amd_cacheinfo(struct cpuinfo_x86 *c); | 53 | extern void init_amd_cacheinfo(struct cpuinfo_x86 *c); |
| 57 | extern void init_hygon_cacheinfo(struct cpuinfo_x86 *c); | 54 | extern void init_hygon_cacheinfo(struct cpuinfo_x86 *c); |
diff --git a/arch/x86/kernel/cpu/scattered.c b/arch/x86/kernel/cpu/scattered.c index 0277267239f2..94aa1c72ca98 100644 --- a/arch/x86/kernel/cpu/scattered.c +++ b/arch/x86/kernel/cpu/scattered.c | |||
| @@ -62,27 +62,3 @@ void init_scattered_cpuid_features(struct cpuinfo_x86 *c) | |||
| 62 | set_cpu_cap(c, cb->feature); | 62 | set_cpu_cap(c, cb->feature); |
| 63 | } | 63 | } |
| 64 | } | 64 | } |
| 65 | |||
| 66 | u32 get_scattered_cpuid_leaf(unsigned int level, unsigned int sub_leaf, | ||
| 67 | enum cpuid_regs_idx reg) | ||
| 68 | { | ||
| 69 | const struct cpuid_bit *cb; | ||
| 70 | u32 cpuid_val = 0; | ||
| 71 | |||
| 72 | for (cb = cpuid_bits; cb->feature; cb++) { | ||
| 73 | |||
| 74 | if (level > cb->level) | ||
| 75 | continue; | ||
| 76 | |||
| 77 | if (level < cb->level) | ||
| 78 | break; | ||
| 79 | |||
| 80 | if (reg == cb->reg && sub_leaf == cb->sub_leaf) { | ||
| 81 | if (cpu_has(&boot_cpu_data, cb->feature)) | ||
| 82 | cpuid_val |= BIT(cb->bit); | ||
| 83 | } | ||
| 84 | } | ||
| 85 | |||
| 86 | return cpuid_val; | ||
| 87 | } | ||
| 88 | EXPORT_SYMBOL_GPL(get_scattered_cpuid_leaf); | ||
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index a9134d1910b9..ccd1f2a8e557 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c | |||
| @@ -1347,7 +1347,7 @@ void __init calculate_max_logical_packages(void) | |||
| 1347 | * extrapolate the boot cpu's data to all packages. | 1347 | * extrapolate the boot cpu's data to all packages. |
| 1348 | */ | 1348 | */ |
| 1349 | ncpus = cpu_data(0).booted_cores * topology_max_smt_threads(); | 1349 | ncpus = cpu_data(0).booted_cores * topology_max_smt_threads(); |
| 1350 | __max_logical_packages = DIV_ROUND_UP(nr_cpu_ids, ncpus); | 1350 | __max_logical_packages = DIV_ROUND_UP(total_cpus, ncpus); |
| 1351 | pr_info("Max logical packages: %u\n", __max_logical_packages); | 1351 | pr_info("Max logical packages: %u\n", __max_logical_packages); |
| 1352 | } | 1352 | } |
| 1353 | 1353 | ||
