diff options
| author | Yinghai Lu <yhlu.kernel@gmail.com> | 2008-09-07 17:58:58 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-09-08 15:46:03 +0200 |
| commit | f69feff720497237ae9dd2f4604921bd3080c421 (patch) | |
| tree | 3a66d0cf263a0fa46f145a7b4de73c45c4a6b010 /arch | |
| parent | ff73152ced60871f7d5fb7dee52fa499902a3c6d (diff) | |
| download | blackbird-op-linux-f69feff720497237ae9dd2f4604921bd3080c421.tar.gz blackbird-op-linux-f69feff720497237ae9dd2f4604921bd3080c421.zip | |
x86: little clean up of intel.c/intel_64.c
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kernel/cpu/intel.c | 7 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/intel_64.c | 8 |
2 files changed, 6 insertions, 9 deletions
diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c index 959417b8cd64..4a8ac9d4ff50 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c @@ -76,7 +76,7 @@ static void __cpuinit Intel_errata_workarounds(struct cpuinfo_x86 *c) /* * find out the number of processor cores on the die */ -static int __cpuinit num_cpu_cores(struct cpuinfo_x86 *c) +static int __cpuinit intel_num_cpu_cores(struct cpuinfo_x86 *c) { unsigned int eax, ebx, ecx, edx; @@ -183,7 +183,7 @@ static void __cpuinit init_intel(struct cpuinfo_x86 *c) * let's use the legacy cpuid vector 0x1 and 0x4 for topology * detection. */ - c->x86_max_cores = num_cpu_cores(c); + c->x86_max_cores = intel_num_cpu_cores(c); detect_ht(c); } @@ -210,9 +210,8 @@ static void __cpuinit init_intel(struct cpuinfo_x86 *c) if (cpu_has_xmm2) set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC); - if (c->x86 == 15) { + if (c->x86 == 15) set_cpu_cap(c, X86_FEATURE_P4); - } if (c->x86 == 6) set_cpu_cap(c, X86_FEATURE_P3); if (cpu_has_ds) { diff --git a/arch/x86/kernel/cpu/intel_64.c b/arch/x86/kernel/cpu/intel_64.c index 14a2cd98d480..aef4f2826313 100644 --- a/arch/x86/kernel/cpu/intel_64.c +++ b/arch/x86/kernel/cpu/intel_64.c @@ -71,17 +71,15 @@ static void __cpuinit init_intel(struct cpuinfo_x86 *c) set_cpu_cap(c, X86_FEATURE_BTS); if (!(l1 & (1<<12))) set_cpu_cap(c, X86_FEATURE_PEBS); - } - - - if (cpu_has_bts) ds_init_intel(c); + } if (c->x86 == 15) c->x86_cache_alignment = c->x86_clflush_size * 2; if (c->x86 == 6) set_cpu_cap(c, X86_FEATURE_REP_GOOD); - set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC); + if (cpu_has_xmm2) + set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC); detect_extended_topology(c); if (!cpu_has(c, X86_FEATURE_XTOPOLOGY)) |
