diff options
author | Rohit Seth | 2006-06-26 13:58:17 +0200 |
---|---|---|
committer | Linus Torvalds | 2006-06-26 19:48:19 +0200 |
commit | f3fa8ebc25129bb69929e20b0c84049c39029d8d (patch) | |
tree | 56b0df80a38128ca91a2e613d30c594e2e54f7c7 /arch/x86_64/kernel | |
parent | [PATCH] x86_64: Calgary IOMMU - Calgary specific bits (diff) | |
download | kernel-qcow2-linux-f3fa8ebc25129bb69929e20b0c84049c39029d8d.tar.gz kernel-qcow2-linux-f3fa8ebc25129bb69929e20b0c84049c39029d8d.tar.xz kernel-qcow2-linux-f3fa8ebc25129bb69929e20b0c84049c39029d8d.zip |
[PATCH] x86_64: moving phys_proc_id and cpu_core_id to cpuinfo_x86
Most of the fields of cpuinfo are defined in cpuinfo_x86 structure.
This patch moves the phys_proc_id and cpu_core_id for each processor to
cpuinfo_x86 structure as well.
Signed-off-by: Rohit Seth <rohitseth@google.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/x86_64/kernel')
-rw-r--r-- | arch/x86_64/kernel/mce_amd.c | 10 | ||||
-rw-r--r-- | arch/x86_64/kernel/pci-gart.c | 3 | ||||
-rw-r--r-- | arch/x86_64/kernel/setup.c | 27 | ||||
-rw-r--r-- | arch/x86_64/kernel/smpboot.c | 14 |
4 files changed, 23 insertions, 31 deletions
diff --git a/arch/x86_64/kernel/mce_amd.c b/arch/x86_64/kernel/mce_amd.c index d13b241ad094..86e1e022b20e 100644 --- a/arch/x86_64/kernel/mce_amd.c +++ b/arch/x86_64/kernel/mce_amd.c @@ -115,7 +115,7 @@ void __cpuinit mce_amd_feature_init(struct cpuinfo_x86 *c) per_cpu(bank_map, cpu) |= (1 << bank); #ifdef CONFIG_SMP - if (shared_bank[bank] && cpu_core_id[cpu]) + if (shared_bank[bank] && c->cpu_core_id) continue; #endif @@ -323,10 +323,10 @@ static __cpuinit int threshold_create_bank(unsigned int cpu, int bank) struct threshold_bank *b = NULL; #ifdef CONFIG_SMP - if (cpu_core_id[cpu] && shared_bank[bank]) { /* symlink */ + if (cpu_data[cpu].cpu_core_id && shared_bank[bank]) { /* symlink */ char name[16]; unsigned lcpu = first_cpu(cpu_core_map[cpu]); - if (cpu_core_id[lcpu]) + if (cpu_data[lcpu].cpu_core_id) goto out; /* first core not up yet */ b = per_cpu(threshold_banks, lcpu)[bank]; @@ -434,7 +434,7 @@ static __cpuinit int threshold_create_symlinks(unsigned int cpu) int bank, err = 0; unsigned int lcpu = 0; - if (cpu_core_id[cpu]) + if (cpu_data[cpu].cpu_core_id) return 0; for_each_cpu_mask(lcpu, cpu_core_map[cpu]) { if (lcpu == cpu) @@ -455,7 +455,7 @@ static __cpuinit void threshold_remove_symlinks(unsigned int cpu) { int bank; unsigned int lcpu = 0; - if (cpu_core_id[cpu]) + if (cpu_data[cpu].cpu_core_id) return; for_each_cpu_mask(lcpu, cpu_core_map[cpu]) { if (lcpu == cpu) diff --git a/arch/x86_64/kernel/pci-gart.c b/arch/x86_64/kernel/pci-gart.c index 9a93954bed37..4ca674d16b09 100644 --- a/arch/x86_64/kernel/pci-gart.c +++ b/arch/x86_64/kernel/pci-gart.c @@ -680,9 +680,6 @@ void __init gart_iommu_init(void) dma_ops = &gart_dma_ops; } -/* Must execute after PCI subsystem */ -fs_initcall(gart_iommu_init); - void gart_parse_options(char *p) { int arg; diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c index 04b2d7b92d17..24aa25ee0d7d 100644 --- a/arch/x86_64/kernel/setup.c +++ b/arch/x86_64/kernel/setup.c @@ -785,9 +785,9 @@ static int nearby_node(int apicid) static void __init amd_detect_cmp(struct cpuinfo_x86 *c) { #ifdef CONFIG_SMP - int cpu = smp_processor_id(); unsigned bits; #ifdef CONFIG_NUMA + int cpu = smp_processor_id(); int node = 0; unsigned apicid = hard_smp_processor_id(); #endif @@ -805,12 +805,12 @@ static void __init amd_detect_cmp(struct cpuinfo_x86 *c) } /* Low order bits define the core id (index of core in socket) */ - cpu_core_id[cpu] = phys_proc_id[cpu] & ((1 << bits)-1); + c->cpu_core_id = c->phys_proc_id & ((1 << bits)-1); /* Convert the APIC ID into the socket ID */ - phys_proc_id[cpu] = phys_pkg_id(bits); + c->phys_proc_id = phys_pkg_id(bits); #ifdef CONFIG_NUMA - node = phys_proc_id[cpu]; + node = c->phys_proc_id; if (apicid_to_node[apicid] != NUMA_NO_NODE) node = apicid_to_node[apicid]; if (!node_online(node)) { @@ -823,7 +823,7 @@ static void __init amd_detect_cmp(struct cpuinfo_x86 *c) but in the same order as the HT nodeids. If that doesn't result in a usable node fall back to the path for the previous case. */ - int ht_nodeid = apicid - (phys_proc_id[0] << bits); + int ht_nodeid = apicid - (cpu_data[0].phys_proc_id << bits); if (ht_nodeid >= 0 && apicid_to_node[ht_nodeid] != NUMA_NO_NODE) node = apicid_to_node[ht_nodeid]; @@ -834,7 +834,7 @@ static void __init amd_detect_cmp(struct cpuinfo_x86 *c) numa_set_node(cpu, node); printk(KERN_INFO "CPU %d/%x(%d) -> Node %d -> Core %d\n", - cpu, apicid, c->x86_max_cores, node, cpu_core_id[cpu]); + cpu, apicid, c->x86_max_cores, node, c->cpu_core_id); #endif #endif } @@ -905,7 +905,6 @@ static void __cpuinit detect_ht(struct cpuinfo_x86 *c) #ifdef CONFIG_SMP u32 eax, ebx, ecx, edx; int index_msb, core_bits; - int cpu = smp_processor_id(); cpuid(1, &eax, &ebx, &ecx, &edx); @@ -926,10 +925,10 @@ static void __cpuinit detect_ht(struct cpuinfo_x86 *c) } index_msb = get_count_order(smp_num_siblings); - phys_proc_id[cpu] = phys_pkg_id(index_msb); + c->phys_proc_id = phys_pkg_id(index_msb); printk(KERN_INFO "CPU: Physical Processor ID: %d\n", - phys_proc_id[cpu]); + c->phys_proc_id); smp_num_siblings = smp_num_siblings / c->x86_max_cores; @@ -937,12 +936,12 @@ static void __cpuinit detect_ht(struct cpuinfo_x86 *c) core_bits = get_count_order(c->x86_max_cores); - cpu_core_id[cpu] = phys_pkg_id(index_msb) & + c->cpu_core_id = phys_pkg_id(index_msb) & ((1 << core_bits) - 1); if (c->x86_max_cores > 1) printk(KERN_INFO "CPU: Processor Core ID: %d\n", - cpu_core_id[cpu]); + c->cpu_core_id); } #endif } @@ -1080,7 +1079,7 @@ void __cpuinit early_identify_cpu(struct cpuinfo_x86 *c) } #ifdef CONFIG_SMP - phys_proc_id[smp_processor_id()] = (cpuid_ebx(1) >> 24) & 0xff; + c->phys_proc_id = (cpuid_ebx(1) >> 24) & 0xff; #endif } @@ -1288,9 +1287,9 @@ static int show_cpuinfo(struct seq_file *m, void *v) #ifdef CONFIG_SMP if (smp_num_siblings * c->x86_max_cores > 1) { int cpu = c - cpu_data; - seq_printf(m, "physical id\t: %d\n", phys_proc_id[cpu]); + seq_printf(m, "physical id\t: %d\n", c->phys_proc_id); seq_printf(m, "siblings\t: %d\n", cpus_weight(cpu_core_map[cpu])); - seq_printf(m, "core id\t\t: %d\n", cpu_core_id[cpu]); + seq_printf(m, "core id\t\t: %d\n", c->cpu_core_id); seq_printf(m, "cpu cores\t: %d\n", c->booted_cores); } #endif diff --git a/arch/x86_64/kernel/smpboot.c b/arch/x86_64/kernel/smpboot.c index 06535e7687ce..b1c10b154bfe 100644 --- a/arch/x86_64/kernel/smpboot.c +++ b/arch/x86_64/kernel/smpboot.c @@ -63,10 +63,6 @@ /* Number of siblings per CPU package */ int smp_num_siblings = 1; -/* Package ID of each logical CPU */ -u8 phys_proc_id[NR_CPUS] __read_mostly = { [0 ... NR_CPUS-1] = BAD_APICID }; -/* core ID of each logical CPU */ -u8 cpu_core_id[NR_CPUS] __read_mostly = { [0 ... NR_CPUS-1] = BAD_APICID }; /* Last level cache ID of each logical CPU */ u8 cpu_llc_id[NR_CPUS] __cpuinitdata = {[0 ... NR_CPUS-1] = BAD_APICID}; @@ -472,8 +468,8 @@ static inline void set_cpu_sibling_map(int cpu) if (smp_num_siblings > 1) { for_each_cpu_mask(i, cpu_sibling_setup_map) { - if (phys_proc_id[cpu] == phys_proc_id[i] && - cpu_core_id[cpu] == cpu_core_id[i]) { + if (c[cpu].phys_proc_id == c[i].phys_proc_id && + c[cpu].cpu_core_id == c[i].cpu_core_id) { cpu_set(i, cpu_sibling_map[cpu]); cpu_set(cpu, cpu_sibling_map[i]); cpu_set(i, cpu_core_map[cpu]); @@ -500,7 +496,7 @@ static inline void set_cpu_sibling_map(int cpu) cpu_set(i, c[cpu].llc_shared_map); cpu_set(cpu, c[i].llc_shared_map); } - if (phys_proc_id[cpu] == phys_proc_id[i]) { + if (c[cpu].phys_proc_id == c[i].phys_proc_id) { cpu_set(i, cpu_core_map[cpu]); cpu_set(cpu, cpu_core_map[i]); /* @@ -1201,8 +1197,8 @@ static void remove_siblinginfo(int cpu) cpu_clear(cpu, cpu_sibling_map[sibling]); cpus_clear(cpu_sibling_map[cpu]); cpus_clear(cpu_core_map[cpu]); - phys_proc_id[cpu] = BAD_APICID; - cpu_core_id[cpu] = BAD_APICID; + c[cpu].phys_proc_id = 0; + c[cpu].cpu_core_id = 0; cpu_clear(cpu, cpu_sibling_setup_map); } |