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Merge branch 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Browse Source 
Pull x86/apic updates from Ingo Molnar:
 "Misc cleanups and a small fix"

* 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/apic: Remove the unused struct apic::apic_id_mask field
  x86/apic: Fix misspelled APIC
  x86/ioapic: Simplify ioapic_setup_resources()
This commit is contained in:
Linus Torvalds 2016-07-25 15:09:08 -07:00
commit 425dbc6db3
12 changed files with 10 additions and 26 deletions
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1
arch/x86/include/asm/apic.h
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@ -300,7 +300,6 @@ struct apic {
unsigned int (*get_apic_id)(unsigned long x);
unsigned long (*set_apic_id)(unsigned int id);
unsigned long apic_id_mask;
int (*cpu_mask_to_apicid_and)(const struct cpumask *cpumask,
const struct cpumask *andmask,

6
arch/x86/kernel/apic/apic.c
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@ -2045,7 +2045,7 @@ int generic_processor_info(int apicid, int version)
int thiscpu = max + disabled_cpus - 1;
pr_warning(
"ACPI: NR_CPUS/possible_cpus limit of %i almost"
"APIC: NR_CPUS/possible_cpus limit of %i almost"
" reached. Keeping one slot for boot cpu."
" Processor %d/0x%x ignored.\n", max, thiscpu, apicid);
@ -2057,7 +2057,7 @@ int generic_processor_info(int apicid, int version)
int thiscpu = max + disabled_cpus;
pr_warning(
"ACPI: NR_CPUS/possible_cpus limit of %i reached."
"APIC: NR_CPUS/possible_cpus limit of %i reached."
" Processor %d/0x%x ignored.\n", max, thiscpu, apicid);
disabled_cpus++;
@ -2085,7 +2085,7 @@ int generic_processor_info(int apicid, int version)
if (topology_update_package_map(apicid, cpu) < 0) {
int thiscpu = max + disabled_cpus;
pr_warning("ACPI: Package limit reached. Processor %d/0x%x ignored.\n",
pr_warning("APIC: Package limit reached. Processor %d/0x%x ignored.\n",
thiscpu, apicid);
disabled_cpus++;
return -ENOSPC;

2
arch/x86/kernel/apic/apic_flat_64.c
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@ -181,7 +181,6 @@ static struct apic apic_flat = {
.get_apic_id = flat_get_apic_id,
.set_apic_id = set_apic_id,
.apic_id_mask = 0xFFu << 24,
.cpu_mask_to_apicid_and = flat_cpu_mask_to_apicid_and,
@ -278,7 +277,6 @@ static struct apic apic_physflat = {
.get_apic_id = flat_get_apic_id,
.set_apic_id = set_apic_id,
.apic_id_mask = 0xFFu << 24,
.cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and,

1
arch/x86/kernel/apic/apic_noop.c
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@ -141,7 +141,6 @@ struct apic apic_noop = {
.get_apic_id = noop_get_apic_id,
.set_apic_id = NULL,
.apic_id_mask = 0x0F << 24,
.cpu_mask_to_apicid_and = flat_cpu_mask_to_apicid_and,

2
arch/x86/kernel/apic/apic_numachip.c
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@ -269,7 +269,6 @@ static const struct apic apic_numachip1 __refconst = {
.get_apic_id = numachip1_get_apic_id,
.set_apic_id = numachip1_set_apic_id,
.apic_id_mask = 0xffU << 24,
.cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and,
@ -321,7 +320,6 @@ static const struct apic apic_numachip2 __refconst = {
.get_apic_id = numachip2_get_apic_id,
.set_apic_id = numachip2_set_apic_id,
.apic_id_mask = 0xffU << 24,
.cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and,

1
arch/x86/kernel/apic/bigsmp_32.c
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@ -171,7 +171,6 @@ static struct apic apic_bigsmp = {
.get_apic_id = bigsmp_get_apic_id,
.set_apic_id = NULL,
.apic_id_mask = 0xFF << 24,
.cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and,

18
arch/x86/kernel/apic/io_apic.c
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@ -2567,29 +2567,25 @@ static struct resource * __init ioapic_setup_resources(void)
unsigned long n;
struct resource *res;
char *mem;
int i, num = 0;
int i;
for_each_ioapic(i)
num++;
if (num == 0)
if (nr_ioapics == 0)
return NULL;
n = IOAPIC_RESOURCE_NAME_SIZE + sizeof(struct resource);
n *= num;
n *= nr_ioapics;
mem = alloc_bootmem(n);
res = (void *)mem;
mem += sizeof(struct resource) * num;
mem += sizeof(struct resource) * nr_ioapics;
num = 0;
for_each_ioapic(i) {
res[num].name = mem;
res[num].flags = IORESOURCE_MEM | IORESOURCE_BUSY;
res[i].name = mem;
res[i].flags = IORESOURCE_MEM | IORESOURCE_BUSY;
snprintf(mem, IOAPIC_RESOURCE_NAME_SIZE, "IOAPIC %u", i);
mem += IOAPIC_RESOURCE_NAME_SIZE;
ioapics[i].iomem_res = &res[num];
num++;
ioapics[i].iomem_res = &res[i];
}
ioapic_resources = res;

1
arch/x86/kernel/apic/probe_32.c
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@ -101,7 +101,6 @@ static struct apic apic_default = {
.get_apic_id = default_get_apic_id,
.set_apic_id = NULL,
.apic_id_mask = 0x0F << 24,
.cpu_mask_to_apicid_and = flat_cpu_mask_to_apicid_and,

1
arch/x86/kernel/apic/x2apic_cluster.c
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@ -270,7 +270,6 @@ static struct apic apic_x2apic_cluster = {
.get_apic_id = x2apic_get_apic_id,
.set_apic_id = x2apic_set_apic_id,
.apic_id_mask = 0xFFFFFFFFu,
.cpu_mask_to_apicid_and = x2apic_cpu_mask_to_apicid_and,

1
arch/x86/kernel/apic/x2apic_phys.c
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@ -126,7 +126,6 @@ static struct apic apic_x2apic_phys = {
.get_apic_id = x2apic_get_apic_id,
.set_apic_id = x2apic_set_apic_id,
.apic_id_mask = 0xFFFFFFFFu,
.cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and,

1
arch/x86/kernel/apic/x2apic_uv_x.c
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@ -582,7 +582,6 @@ static struct apic __refdata apic_x2apic_uv_x = {
.get_apic_id = x2apic_get_apic_id,
.set_apic_id = set_apic_id,
.apic_id_mask = 0xFFFFFFFFu,
.cpu_mask_to_apicid_and = uv_cpu_mask_to_apicid_and,

1
arch/x86/xen/apic.c
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@ -177,7 +177,6 @@ static struct apic xen_pv_apic = {
.get_apic_id = xen_get_apic_id,
.set_apic_id = xen_set_apic_id, /* Can be NULL on 32-bit. */
.apic_id_mask = 0xFF << 24, /* Used by verify_local_APIC. Match with what xen_get_apic_id does. */
.cpu_mask_to_apicid_and = flat_cpu_mask_to_apicid_and,