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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-03 20:04:39 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-03 20:04:39 (GMT) |
commit | 7d3b56ba37a95f1f370f50258ed3954c304c524b (patch) | |
tree | 86102527b92f02450aa245f084ffb491c18d2e0a /arch/ia64/kernel | |
parent | 269b012321f2f1f8e4648c43a93bf432b42c6668 (diff) | |
parent | ab14398abd195af91a744c320a52a1bce814dd1e (diff) | |
download | linux-fsl-qoriq-7d3b56ba37a95f1f370f50258ed3954c304c524b.tar.xz |
Merge branch 'cpus4096-for-linus-3' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'cpus4096-for-linus-3' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (77 commits)
x86: setup_per_cpu_areas() cleanup
cpumask: fix compile error when CONFIG_NR_CPUS is not defined
cpumask: use alloc_cpumask_var_node where appropriate
cpumask: convert shared_cpu_map in acpi_processor* structs to cpumask_var_t
x86: use cpumask_var_t in acpi/boot.c
x86: cleanup some remaining usages of NR_CPUS where s/b nr_cpu_ids
sched: put back some stack hog changes that were undone in kernel/sched.c
x86: enable cpus display of kernel_max and offlined cpus
ia64: cpumask fix for is_affinity_mask_valid()
cpumask: convert RCU implementations, fix
xtensa: define __fls
mn10300: define __fls
m32r: define __fls
h8300: define __fls
frv: define __fls
cris: define __fls
cpumask: CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
cpumask: zero extra bits in alloc_cpumask_var_node
cpumask: replace for_each_cpu_mask_nr with for_each_cpu in kernel/time/
cpumask: convert mm/
...
Diffstat (limited to 'arch/ia64/kernel')
-rw-r--r-- | arch/ia64/kernel/acpi.c | 3 | ||||
-rw-r--r-- | arch/ia64/kernel/iosapic.c | 23 | ||||
-rw-r--r-- | arch/ia64/kernel/irq.c | 4 |
3 files changed, 14 insertions, 16 deletions
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c index bd7acc7..0553648 100644 --- a/arch/ia64/kernel/acpi.c +++ b/arch/ia64/kernel/acpi.c @@ -202,7 +202,6 @@ char *__init __acpi_map_table(unsigned long phys_addr, unsigned long size) Boot-time Table Parsing -------------------------------------------------------------------------- */ -static int total_cpus __initdata; static int available_cpus __initdata; struct acpi_table_madt *acpi_madt __initdata; static u8 has_8259; @@ -1001,7 +1000,7 @@ acpi_map_iosapic(acpi_handle handle, u32 depth, void *context, void **ret) node = pxm_to_node(pxm); if (node >= MAX_NUMNODES || !node_online(node) || - cpus_empty(node_to_cpumask(node))) + cpumask_empty(cpumask_of_node(node))) return AE_OK; /* We know a gsi to node mapping! */ diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c index c8adecd..5cfd3d9 100644 --- a/arch/ia64/kernel/iosapic.c +++ b/arch/ia64/kernel/iosapic.c @@ -695,32 +695,31 @@ get_target_cpu (unsigned int gsi, int irq) #ifdef CONFIG_NUMA { int num_cpus, cpu_index, iosapic_index, numa_cpu, i = 0; - cpumask_t cpu_mask; + const struct cpumask *cpu_mask; iosapic_index = find_iosapic(gsi); if (iosapic_index < 0 || iosapic_lists[iosapic_index].node == MAX_NUMNODES) goto skip_numa_setup; - cpu_mask = node_to_cpumask(iosapic_lists[iosapic_index].node); - cpus_and(cpu_mask, cpu_mask, domain); - for_each_cpu_mask(numa_cpu, cpu_mask) { - if (!cpu_online(numa_cpu)) - cpu_clear(numa_cpu, cpu_mask); + cpu_mask = cpumask_of_node(iosapic_lists[iosapic_index].node); + num_cpus = 0; + for_each_cpu_and(numa_cpu, cpu_mask, &domain) { + if (cpu_online(numa_cpu)) + num_cpus++; } - num_cpus = cpus_weight(cpu_mask); - if (!num_cpus) goto skip_numa_setup; /* Use irq assignment to distribute across cpus in node */ cpu_index = irq % num_cpus; - for (numa_cpu = first_cpu(cpu_mask) ; i < cpu_index ; i++) - numa_cpu = next_cpu(numa_cpu, cpu_mask); + for_each_cpu_and(numa_cpu, cpu_mask, &domain) + if (cpu_online(numa_cpu) && i++ >= cpu_index) + break; - if (numa_cpu != NR_CPUS) + if (numa_cpu < nr_cpu_ids) return cpu_physical_id(numa_cpu); } skip_numa_setup: @@ -731,7 +730,7 @@ skip_numa_setup: * case of NUMA.) */ do { - if (++cpu >= NR_CPUS) + if (++cpu >= nr_cpu_ids) cpu = 0; } while (!cpu_online(cpu) || !cpu_isset(cpu, domain)); diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c index 0b6db53..95ff16c 100644 --- a/arch/ia64/kernel/irq.c +++ b/arch/ia64/kernel/irq.c @@ -112,11 +112,11 @@ void set_irq_affinity_info (unsigned int irq, int hwid, int redir) } } -bool is_affinity_mask_valid(cpumask_t cpumask) +bool is_affinity_mask_valid(cpumask_var_t cpumask) { if (ia64_platform_is("sn2")) { /* Only allow one CPU to be specified in the smp_affinity mask */ - if (cpus_weight(cpumask) != 1) + if (cpumask_weight(cpumask) != 1) return false; } return true; |