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Diffstat (limited to 'arch/x86/kernel/cpu/amd.c')
-rw-r--r--arch/x86/kernel/cpu/amd.c55
1 files changed, 22 insertions, 33 deletions
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index 5013a48d1aff..08a089043ccf 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -69,7 +69,7 @@ static inline int wrmsrl_amd_safe(unsigned msr, unsigned long long val)
extern void vide(void);
__asm__(".align 4\nvide: ret");
-static void __cpuinit init_amd_k5(struct cpuinfo_x86 *c)
+static void init_amd_k5(struct cpuinfo_x86 *c)
{
/*
* General Systems BIOSen alias the cpu frequency registers
@@ -87,10 +87,10 @@ static void __cpuinit init_amd_k5(struct cpuinfo_x86 *c)
}
-static void __cpuinit init_amd_k6(struct cpuinfo_x86 *c)
+static void init_amd_k6(struct cpuinfo_x86 *c)
{
u32 l, h;
- int mbytes = num_physpages >> (20-PAGE_SHIFT);
+ int mbytes = get_num_physpages() >> (20-PAGE_SHIFT);
if (c->x86_model < 6) {
/* Based on AMD doc 20734R - June 2000 */
@@ -179,7 +179,7 @@ static void __cpuinit init_amd_k6(struct cpuinfo_x86 *c)
}
}
-static void __cpuinit amd_k7_smp_check(struct cpuinfo_x86 *c)
+static void amd_k7_smp_check(struct cpuinfo_x86 *c)
{
/* calling is from identify_secondary_cpu() ? */
if (!c->cpu_index)
@@ -222,7 +222,7 @@ static void __cpuinit amd_k7_smp_check(struct cpuinfo_x86 *c)
add_taint(TAINT_UNSAFE_SMP, LOCKDEP_NOW_UNRELIABLE);
}
-static void __cpuinit init_amd_k7(struct cpuinfo_x86 *c)
+static void init_amd_k7(struct cpuinfo_x86 *c)
{
u32 l, h;
@@ -267,7 +267,7 @@ static void __cpuinit init_amd_k7(struct cpuinfo_x86 *c)
* To workaround broken NUMA config. Read the comment in
* srat_detect_node().
*/
-static int __cpuinit nearby_node(int apicid)
+static int nearby_node(int apicid)
{
int i, node;
@@ -292,7 +292,7 @@ static int __cpuinit nearby_node(int apicid)
* (2) AMD processors supporting compute units
*/
#ifdef CONFIG_X86_HT
-static void __cpuinit amd_get_topology(struct cpuinfo_x86 *c)
+static void amd_get_topology(struct cpuinfo_x86 *c)
{
u32 nodes, cores_per_cu = 1;
u8 node_id;
@@ -342,7 +342,7 @@ static void __cpuinit amd_get_topology(struct cpuinfo_x86 *c)
* On a AMD dual core setup the lower bits of the APIC id distingush the cores.
* Assumes number of cores is a power of two.
*/
-static void __cpuinit amd_detect_cmp(struct cpuinfo_x86 *c)
+static void amd_detect_cmp(struct cpuinfo_x86 *c)
{
#ifdef CONFIG_X86_HT
unsigned bits;
@@ -369,7 +369,7 @@ u16 amd_get_nb_id(int cpu)
}
EXPORT_SYMBOL_GPL(amd_get_nb_id);
-static void __cpuinit srat_detect_node(struct cpuinfo_x86 *c)
+static void srat_detect_node(struct cpuinfo_x86 *c)
{
#ifdef CONFIG_NUMA
int cpu = smp_processor_id();
@@ -421,7 +421,7 @@ static void __cpuinit srat_detect_node(struct cpuinfo_x86 *c)
#endif
}
-static void __cpuinit early_init_amd_mc(struct cpuinfo_x86 *c)
+static void early_init_amd_mc(struct cpuinfo_x86 *c)
{
#ifdef CONFIG_X86_HT
unsigned bits, ecx;
@@ -447,7 +447,7 @@ static void __cpuinit early_init_amd_mc(struct cpuinfo_x86 *c)
#endif
}
-static void __cpuinit bsp_init_amd(struct cpuinfo_x86 *c)
+static void bsp_init_amd(struct cpuinfo_x86 *c)
{
if (cpu_has(c, X86_FEATURE_CONSTANT_TSC)) {
@@ -475,7 +475,7 @@ static void __cpuinit bsp_init_amd(struct cpuinfo_x86 *c)
}
}
-static void __cpuinit early_init_amd(struct cpuinfo_x86 *c)
+static void early_init_amd(struct cpuinfo_x86 *c)
{
early_init_amd_mc(c);
@@ -512,9 +512,9 @@ static void __cpuinit early_init_amd(struct cpuinfo_x86 *c)
static const int amd_erratum_383[];
static const int amd_erratum_400[];
-static bool cpu_has_amd_erratum(const int *erratum);
+static bool cpu_has_amd_erratum(struct cpuinfo_x86 *cpu, const int *erratum);
-static void __cpuinit init_amd(struct cpuinfo_x86 *c)
+static void init_amd(struct cpuinfo_x86 *c)
{
u32 dummy;
unsigned long long value;
@@ -729,19 +729,18 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c)
value &= ~(1ULL << 24);
wrmsrl_safe(MSR_AMD64_BU_CFG2, value);
- if (cpu_has_amd_erratum(amd_erratum_383))
+ if (cpu_has_amd_erratum(c, amd_erratum_383))
set_cpu_bug(c, X86_BUG_AMD_TLB_MMATCH);
}
- if (cpu_has_amd_erratum(amd_erratum_400))
+ if (cpu_has_amd_erratum(c, amd_erratum_400))
set_cpu_bug(c, X86_BUG_AMD_APIC_C1E);
rdmsr_safe(MSR_AMD64_PATCH_LEVEL, &c->microcode, &dummy);
}
#ifdef CONFIG_X86_32
-static unsigned int __cpuinit amd_size_cache(struct cpuinfo_x86 *c,
- unsigned int size)
+static unsigned int amd_size_cache(struct cpuinfo_x86 *c, unsigned int size)
{
/* AMD errata T13 (order #21922) */
if ((c->x86 == 6)) {
@@ -757,7 +756,7 @@ static unsigned int __cpuinit amd_size_cache(struct cpuinfo_x86 *c,
}
#endif
-static void __cpuinit cpu_set_tlb_flushall_shift(struct cpuinfo_x86 *c)
+static void cpu_set_tlb_flushall_shift(struct cpuinfo_x86 *c)
{
tlb_flushall_shift = 5;
@@ -765,7 +764,7 @@ static void __cpuinit cpu_set_tlb_flushall_shift(struct cpuinfo_x86 *c)
tlb_flushall_shift = 4;
}
-static void __cpuinit cpu_detect_tlb_amd(struct cpuinfo_x86 *c)
+static void cpu_detect_tlb_amd(struct cpuinfo_x86 *c)
{
u32 ebx, eax, ecx, edx;
u16 mask = 0xfff;
@@ -820,7 +819,7 @@ static void __cpuinit cpu_detect_tlb_amd(struct cpuinfo_x86 *c)
cpu_set_tlb_flushall_shift(c);
}
-static const struct cpu_dev __cpuinitconst amd_cpu_dev = {
+static const struct cpu_dev amd_cpu_dev = {
.c_vendor = "AMD",
.c_ident = { "AuthenticAMD" },
#ifdef CONFIG_X86_32
@@ -879,23 +878,13 @@ static const int amd_erratum_400[] =
static const int amd_erratum_383[] =
AMD_OSVW_ERRATUM(3, AMD_MODEL_RANGE(0x10, 0, 0, 0xff, 0xf));
-static bool cpu_has_amd_erratum(const int *erratum)
+
+static bool cpu_has_amd_erratum(struct cpuinfo_x86 *cpu, const int *erratum)
{
- struct cpuinfo_x86 *cpu = __this_cpu_ptr(&cpu_info);
int osvw_id = *erratum++;
u32 range;
u32 ms;
- /*
- * If called early enough that current_cpu_data hasn't been initialized
- * yet, fall back to boot_cpu_data.
- */
- if (cpu->x86 == 0)
- cpu = &boot_cpu_data;
-
- if (cpu->x86_vendor != X86_VENDOR_AMD)
- return false;
-
if (osvw_id >= 0 && osvw_id < 65536 &&
cpu_has(cpu, X86_FEATURE_OSVW)) {
u64 osvw_len;