diff options
| author | Andi Kleen <ak@suse.de> | 2005-09-12 18:49:24 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-12 10:49:55 -0700 |
| commit | 0b07e984fc7a51b1a7c75e1bfdcf59d1ad065353 (patch) | |
| tree | 84477039c897553359694020e767638a830f4f15 /arch/x86_64/mm | |
| parent | f1f4e83fd9b5ce77d05825586d0426a54b8f3a68 (diff) | |
| download | linux-0b07e984fc7a51b1a7c75e1bfdcf59d1ad065353.tar.bz2 | |
[PATCH] x86-64: Don't assign CPU numbers in SRAT parsing
Do that later when the CPU boots. SRAT just stores the APIC<->Node
mapping node. This fixes problems on systems where the order
of SRAT entries does not match the MADT.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/x86_64/mm')
| -rw-r--r-- | arch/x86_64/mm/numa.c | 3 | ||||
| -rw-r--r-- | arch/x86_64/mm/srat.c | 17 |
2 files changed, 6 insertions, 14 deletions
diff --git a/arch/x86_64/mm/numa.c b/arch/x86_64/mm/numa.c index 04f7a33e144c..5b1518629893 100644 --- a/arch/x86_64/mm/numa.c +++ b/arch/x86_64/mm/numa.c @@ -29,6 +29,9 @@ int memnode_shift; u8 memnodemap[NODEMAPSIZE]; unsigned char cpu_to_node[NR_CPUS] __read_mostly = { [0 ... NR_CPUS-1] = NUMA_NO_NODE }; +unsigned char apicid_to_node[256] __cpuinitdata = { + [0 ... NR_CPUS-1] = NUMA_NO_NODE +}; cpumask_t node_to_cpumask[MAX_NUMNODES] __read_mostly; int numa_off __initdata; diff --git a/arch/x86_64/mm/srat.c b/arch/x86_64/mm/srat.c index 8e3d097a9ddd..92f6ec79b232 100644 --- a/arch/x86_64/mm/srat.c +++ b/arch/x86_64/mm/srat.c @@ -20,9 +20,6 @@ static struct acpi_table_slit *acpi_slit; -/* Internal processor count */ -static unsigned int __initdata num_processors = 0; - static nodemask_t nodes_parsed __initdata; static nodemask_t nodes_found __initdata; static struct node nodes[MAX_NUMNODES] __initdata; @@ -104,18 +101,10 @@ acpi_numa_processor_affinity_init(struct acpi_table_processor_affinity *pa) bad_srat(); return; } - if (num_processors >= NR_CPUS) { - printk(KERN_ERR "SRAT: Processor #%d (lapic %u) INVALID. (Max ID: %d).\n", - num_processors, pa->apic_id, NR_CPUS); - bad_srat(); - return; - } - cpu_to_node[num_processors] = node; + apicid_to_node[pa->apic_id] = node; acpi_numa = 1; - printk(KERN_INFO "SRAT: PXM %u -> APIC %u -> CPU %u -> Node %u\n", - pxm, pa->apic_id, num_processors, node); - - num_processors++; + printk(KERN_INFO "SRAT: PXM %u -> APIC %u -> Node %u\n", + pxm, pa->apic_id, node); } /* Callback for parsing of the Proximity Domain <-> Memory Area mappings */ |