diff options
author | Alan Cox <alan@linux.intel.com> | 2009-07-03 19:35:45 -0400 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2009-07-11 05:24:09 -0400 |
commit | 8bdbd962ecfcbdd96f9dbb02d780b4553afd2543 (patch) | |
tree | 74c7c511e39febf981cdc90bd933c0d81130ccfa /arch/x86/kernel/cpu/intel.c | |
parent | e90476d3bab4322070c0afb3e3b55671de8664ea (diff) |
x86/cpu: Clean up various files a bit
No code changes except printk levels (although some of the K6
mtrr code might be clearer if there were a few as would
splitting out some of the intel cache code).
Signed-off-by: Alan Cox <alan@linux.intel.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/cpu/intel.c')
-rw-r--r-- | arch/x86/kernel/cpu/intel.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c index 3260ab044996..80a722a071b5 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c | |||
@@ -7,17 +7,17 @@ | |||
7 | #include <linux/sched.h> | 7 | #include <linux/sched.h> |
8 | #include <linux/thread_info.h> | 8 | #include <linux/thread_info.h> |
9 | #include <linux/module.h> | 9 | #include <linux/module.h> |
10 | #include <linux/uaccess.h> | ||
10 | 11 | ||
11 | #include <asm/processor.h> | 12 | #include <asm/processor.h> |
12 | #include <asm/pgtable.h> | 13 | #include <asm/pgtable.h> |
13 | #include <asm/msr.h> | 14 | #include <asm/msr.h> |
14 | #include <asm/uaccess.h> | ||
15 | #include <asm/ds.h> | 15 | #include <asm/ds.h> |
16 | #include <asm/bugs.h> | 16 | #include <asm/bugs.h> |
17 | #include <asm/cpu.h> | 17 | #include <asm/cpu.h> |
18 | 18 | ||
19 | #ifdef CONFIG_X86_64 | 19 | #ifdef CONFIG_X86_64 |
20 | #include <asm/topology.h> | 20 | #include <linux/topology.h> |
21 | #include <asm/numa_64.h> | 21 | #include <asm/numa_64.h> |
22 | #endif | 22 | #endif |
23 | 23 | ||
@@ -174,7 +174,8 @@ static void __cpuinit intel_workarounds(struct cpuinfo_x86 *c) | |||
174 | #ifdef CONFIG_X86_F00F_BUG | 174 | #ifdef CONFIG_X86_F00F_BUG |
175 | /* | 175 | /* |
176 | * All current models of Pentium and Pentium with MMX technology CPUs | 176 | * All current models of Pentium and Pentium with MMX technology CPUs |
177 | * have the F0 0F bug, which lets nonprivileged users lock up the system. | 177 | * have the F0 0F bug, which lets nonprivileged users lock up the |
178 | * system. | ||
178 | * Note that the workaround only should be initialized once... | 179 | * Note that the workaround only should be initialized once... |
179 | */ | 180 | */ |
180 | c->f00f_bug = 0; | 181 | c->f00f_bug = 0; |
@@ -207,7 +208,7 @@ static void __cpuinit intel_workarounds(struct cpuinfo_x86 *c) | |||
207 | printk (KERN_INFO "CPU: C0 stepping P4 Xeon detected.\n"); | 208 | printk (KERN_INFO "CPU: C0 stepping P4 Xeon detected.\n"); |
208 | printk (KERN_INFO "CPU: Disabling hardware prefetching (Errata 037)\n"); | 209 | printk (KERN_INFO "CPU: Disabling hardware prefetching (Errata 037)\n"); |
209 | lo |= MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE; | 210 | lo |= MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE; |
210 | wrmsr (MSR_IA32_MISC_ENABLE, lo, hi); | 211 | wrmsr(MSR_IA32_MISC_ENABLE, lo, hi); |
211 | } | 212 | } |
212 | } | 213 | } |
213 | 214 | ||
@@ -283,7 +284,7 @@ static int __cpuinit intel_num_cpu_cores(struct cpuinfo_x86 *c) | |||
283 | /* Intel has a non-standard dependency on %ecx for this CPUID level. */ | 284 | /* Intel has a non-standard dependency on %ecx for this CPUID level. */ |
284 | cpuid_count(4, 0, &eax, &ebx, &ecx, &edx); | 285 | cpuid_count(4, 0, &eax, &ebx, &ecx, &edx); |
285 | if (eax & 0x1f) | 286 | if (eax & 0x1f) |
286 | return ((eax >> 26) + 1); | 287 | return (eax >> 26) + 1; |
287 | else | 288 | else |
288 | return 1; | 289 | return 1; |
289 | } | 290 | } |