| /linux-4.1.27/arch/arm64/kernel/ |
| D | irq.c | 64 const struct cpumask *affinity = d->affinity; in migrate_one_irq() local
72 if (irqd_is_per_cpu(d) || !cpumask_test_cpu(smp_processor_id(), affinity)) in migrate_one_irq()
75 if (cpumask_any_and(affinity, cpu_online_mask) >= nr_cpu_ids) { in migrate_one_irq()
76 affinity = cpu_online_mask; in migrate_one_irq()
83 else if (c->irq_set_affinity(d, affinity, false) == IRQ_SET_MASK_OK && ret) in migrate_one_irq()
84 cpumask_copy(d->affinity, affinity); in migrate_one_irq()
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| D | setup.c | 154 u32 i, affinity, fs[4], bits[4], ls; in smp_build_mpidr_hash() local
168 affinity = MPIDR_AFFINITY_LEVEL(mask, i); in smp_build_mpidr_hash()
174 ls = fls(affinity); in smp_build_mpidr_hash()
175 fs[i] = affinity ? ffs(affinity) - 1 : 0; in smp_build_mpidr_hash()
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| /linux-4.1.27/arch/arm/kernel/ |
| D | irq.c | 143 const struct cpumask *affinity = d->affinity; in migrate_one_irq() local
151 if (irqd_is_per_cpu(d) || !cpumask_test_cpu(smp_processor_id(), affinity)) in migrate_one_irq()
154 if (cpumask_any_and(affinity, cpu_online_mask) >= nr_cpu_ids) { in migrate_one_irq()
155 affinity = cpu_online_mask; in migrate_one_irq()
162 else if (c->irq_set_affinity(d, affinity, false) == IRQ_SET_MASK_OK && ret) in migrate_one_irq()
163 cpumask_copy(d->affinity, affinity); in migrate_one_irq()
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| D | setup.c | 541 u32 i, affinity; in smp_build_mpidr_hash() local
555 affinity = MPIDR_AFFINITY_LEVEL(mask, i); in smp_build_mpidr_hash()
561 ls = fls(affinity); in smp_build_mpidr_hash()
562 fs[i] = affinity ? ffs(affinity) - 1 : 0; in smp_build_mpidr_hash()
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| /linux-4.1.27/arch/xtensa/kernel/ |
| D | irq.c | 174 if (!cpumask_test_cpu(cpu, data->affinity)) in migrate_irqs()
177 newcpu = cpumask_any_and(data->affinity, cpu_online_mask); in migrate_irqs()
183 cpumask_setall(data->affinity); in migrate_irqs()
185 irq_set_affinity(i, data->affinity); in migrate_irqs()
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| /linux-4.1.27/arch/x86/kernel/ |
| D | irq.c | 309 cpumask_copy(&affinity_new, data->affinity); in check_irq_vectors_for_cpu_disable()
376 const struct cpumask *affinity; in fixup_irqs() local
387 affinity = data->affinity; in fixup_irqs()
389 cpumask_subset(affinity, cpu_online_mask)) { in fixup_irqs()
401 if (cpumask_any_and(affinity, cpu_online_mask) >= nr_cpu_ids) { in fixup_irqs()
403 affinity = cpu_online_mask; in fixup_irqs()
411 ret = chip->irq_set_affinity(data, affinity, true); in fixup_irqs()
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| /linux-4.1.27/drivers/irqchip/ |
| D | irq-bcm7038-l1.c | 47 u8 affinity[MAX_WORDS * IRQS_PER_WORD]; member
181 __bcm7038_l1_unmask(d, intc->affinity[d->hwirq]); in bcm7038_l1_unmask()
191 __bcm7038_l1_mask(d, intc->affinity[d->hwirq]); in bcm7038_l1_mask()
209 was_disabled = !!(intc->cpus[intc->affinity[hw]]->mask_cache[word] & in bcm7038_l1_set_affinity()
211 __bcm7038_l1_mask(d, intc->affinity[hw]); in bcm7038_l1_set_affinity()
212 intc->affinity[hw] = first_cpu; in bcm7038_l1_set_affinity()
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| D | irq-gic-v3.c | 375 u64 affinity; in gic_dist_init() local
401 affinity = gic_mpidr_to_affinity(cpu_logical_map(smp_processor_id())); in gic_dist_init()
403 writeq_relaxed(affinity, base + GICD_IROUTER + i * 8); in gic_dist_init()
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| D | irq-mips-gic.c | 409 cpumask_copy(d->affinity, cpumask); in gic_set_affinity()
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| /linux-4.1.27/arch/metag/kernel/ |
| D | irq.c | 278 if (!cpumask_test_cpu(cpu, data->affinity)) in migrate_irqs()
281 newcpu = cpumask_any_and(data->affinity, cpu_online_mask); in migrate_irqs()
287 cpumask_setall(data->affinity); in migrate_irqs()
289 irq_set_affinity(i, data->affinity); in migrate_irqs()
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| /linux-4.1.27/Documentation/ |
| D | IRQ-affinity.txt | 5 SMP IRQ affinity
11 IRQ affinity then the value will not change from the default of all cpus.
13 /proc/irq/default_smp_affinity specifies default affinity mask that applies
14 to all non-active IRQs. Once IRQ is allocated/activated its affinity bitmask
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| D | kernel-per-CPU-kthreads.txt | 11 o Documentation/IRQ-affinity.txt: Binding interrupts to sets of CPUs.
52 1. Use irq affinity to force the irq threads to execute on
60 2. Use irq affinity to force Bluetooth-related interrupts to
253 1. Use affinity, cgroups, or other mechanism to force these kthreads
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| D | stable_kernel_rules.txt | 74 Cc: <stable@vger.kernel.org> # 3.3.x: fd21073: sched: Fix affinity logic
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| D | 00-INDEX | 40 IRQ-affinity.txt
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| D | kernel-parameters.txt | 1593 "isolated" CPU via the CPU affinity syscalls or cpuset.
4003 general. If NUMA affinity needs to be disabled for
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| /linux-4.1.27/arch/mn10300/kernel/ |
| D | irq.c | 90 cpumask_any_and(d->affinity, cpu_online_mask); in mn10300_cpupic_mask_ack()
127 irq_affinity_online[irq] = cpumask_any_and(d->affinity, in mn10300_cpupic_unmask_clear()
323 if (cpumask_test_cpu(self, &data->affinity) && in migrate_irqs()
327 cpumask_set_cpu(cpu_id, &data->affinity); in migrate_irqs()
338 new = cpumask_any_and(&data->affinity, in migrate_irqs()
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| D | cevt-mn10300.c | 126 cpumask_copy(data->affinity, cpumask_of(cpu)); in init_clockevents()
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| /linux-4.1.27/arch/alpha/kernel/ |
| D | sys_dp264.c | 136 cpu_set_irq_affinity(unsigned int irq, cpumask_t affinity) in cpu_set_irq_affinity() argument
142 if (cpumask_test_cpu(cpu, &affinity)) in cpu_set_irq_affinity()
151 dp264_set_affinity(struct irq_data *d, const struct cpumask *affinity, in dp264_set_affinity() argument
155 cpu_set_irq_affinity(d->irq, *affinity); in dp264_set_affinity()
163 clipper_set_affinity(struct irq_data *d, const struct cpumask *affinity, in clipper_set_affinity() argument
167 cpu_set_irq_affinity(d->irq - 16, *affinity); in clipper_set_affinity()
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| D | sys_titan.c | 135 titan_cpu_set_irq_affinity(unsigned int irq, cpumask_t affinity) in titan_cpu_set_irq_affinity() argument
140 if (cpumask_test_cpu(cpu, &affinity)) in titan_cpu_set_irq_affinity()
149 titan_set_irq_affinity(struct irq_data *d, const struct cpumask *affinity, in titan_set_irq_affinity() argument
154 titan_cpu_set_irq_affinity(irq - 16, *affinity); in titan_set_irq_affinity()
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| D | irq.c | 62 cpumask_copy(data->affinity, cpumask_of(cpu)); in irq_select_affinity()
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| /linux-4.1.27/arch/sh/kernel/ |
| D | irq.c | 231 unsigned int newcpu = cpumask_any_and(data->affinity, in migrate_irqs()
237 cpumask_setall(data->affinity); in migrate_irqs()
239 irq_set_affinity(irq, data->affinity); in migrate_irqs()
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| /linux-4.1.27/arch/sparc/kernel/ |
| D | leon_kernel.c | 108 static int irq_choose_cpu(const struct cpumask *affinity) in irq_choose_cpu() argument
112 cpumask_and(&mask, cpu_online_mask, affinity); in irq_choose_cpu()
119 #define irq_choose_cpu(affinity) boot_cpu_id argument
129 oldcpu = irq_choose_cpu(data->affinity); in leon_set_affinity()
152 cpu = irq_choose_cpu(data->affinity); in leon_unmask_irq()
165 cpu = irq_choose_cpu(data->affinity); in leon_mask_irq()
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| D | irq_64.c | 349 static int irq_choose_cpu(unsigned int irq, const struct cpumask *affinity) in irq_choose_cpu() argument
354 cpumask_copy(&mask, affinity); in irq_choose_cpu()
367 #define irq_choose_cpu(irq, affinity) \ argument
379 cpuid = irq_choose_cpu(data->irq, data->affinity); in sun4u_irq_enable()
449 unsigned long cpuid = irq_choose_cpu(data->irq, data->affinity); in sun4v_irq_enable()
511 cpuid = irq_choose_cpu(data->irq, data->affinity); in sun4v_virq_enable()
884 data->affinity, in fixup_irqs()
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| /linux-4.1.27/drivers/sh/intc/ |
| D | chip.c | 25 if (!cpumask_test_cpu(cpu, data->affinity)) in _intc_enable()
53 if (!cpumask_test_cpu(cpu, data->affinity)) in intc_disable()
75 cpumask_copy(data->affinity, cpumask); in intc_set_affinity()
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| /linux-4.1.27/arch/ia64/kernel/ |
| D | irq.c | 70 cpumask_copy(irq_get_irq_data(irq)->affinity, in set_irq_affinity_info()
122 if (cpumask_any_and(data->affinity, cpu_online_mask) in migrate_irqs()
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| D | msi_ia64.c | 39 cpumask_copy(idata->affinity, cpumask_of(cpu)); in ia64_set_msi_irq_affinity()
151 cpumask_copy(data->affinity, mask); in dmar_msi_set_affinity()
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| D | iosapic.c | 841 cpumask_setall(irq_get_irq_data(irq)->affinity); in iosapic_unregister_intr()
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| /linux-4.1.27/Documentation/devicetree/bindings/arm/ |
| D | pmu.txt | 29 - interrupt-affinity : Valid only when using SPIs, specifies a list of phandles
30 to CPU nodes corresponding directly to the affinity of
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| D | cpus.txt | 100 and matches the MPIDR_EL1 register affinity bits.
|
| /linux-4.1.27/Documentation/ia64/ |
| D | IRQ-redir.txt | 1 IRQ affinity on IA64 platforms
8 that described in Documentation/IRQ-affinity.txt for i386 systems.
65 For systems like the NEC AzusA we get IRQ node-affinity for free. This
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| /linux-4.1.27/arch/arm/mach-vexpress/ |
| D | dcscb_setup.S | 17 cmp r0, #0 @ check affinity level
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| /linux-4.1.27/kernel/irq/ |
| D | irqdesc.c | 41 if (!zalloc_cpumask_var_node(&desc->irq_data.affinity, gfp, node)) in alloc_masks()
46 free_cpumask_var(desc->irq_data.affinity); in alloc_masks()
56 cpumask_copy(desc->irq_data.affinity, irq_default_affinity); in desc_smp_init()
129 free_cpumask_var(desc->irq_data.affinity); in free_masks()
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| D | manage.c | 193 cpumask_copy(data->affinity, mask); in irq_do_set_affinity()
274 cpumask_copy(cpumask, desc->irq_data.affinity); in irq_affinity_notify()
346 if (cpumask_intersects(desc->irq_data.affinity, in setup_affinity()
348 set = desc->irq_data.affinity; in setup_affinity()
799 if (desc->irq_data.affinity) in irq_thread_check_affinity()
800 cpumask_copy(mask, desc->irq_data.affinity); in irq_thread_check_affinity()
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| D | Kconfig | 33 # Alpha specific irq affinity mechanism
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| D | proc.c | 43 const struct cpumask *mask = desc->irq_data.affinity; in show_irq_affinity()
|
| /linux-4.1.27/include/linux/ |
| D | cpu_rmap.h | 43 const struct cpumask *affinity);
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| D | irq.h | 165 cpumask_var_t affinity; member
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| /linux-4.1.27/arch/alpha/include/asm/ |
| D | gct.h | 21 gct6_handle affinity; member
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| /linux-4.1.27/lib/ |
| D | cpu_rmap.c | 159 const struct cpumask *affinity) in cpu_rmap_update() argument
182 for_each_cpu(cpu, affinity) { in cpu_rmap_update()
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| /linux-4.1.27/arch/powerpc/platforms/cell/spufs/ |
| D | inode.c | 427 int affinity; in spufs_create_context() local
445 affinity = flags & (SPU_CREATE_AFFINITY_MEM | SPU_CREATE_AFFINITY_SPU); in spufs_create_context()
446 if (affinity) { in spufs_create_context()
462 if (affinity) { in spufs_create_context()
474 if (affinity) in spufs_create_context()
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| /linux-4.1.27/virt/kvm/arm/ |
| D | vgic-v3-emul.c | 846 unsigned long affinity; in match_mpidr() local
853 affinity = kvm_vcpu_get_mpidr_aff(vcpu); in match_mpidr()
854 level0 = MPIDR_AFFINITY_LEVEL(affinity, 0); in match_mpidr()
855 affinity &= ~MPIDR_LEVEL_MASK; in match_mpidr()
858 if (sgi_aff != affinity) in match_mpidr()
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| /linux-4.1.27/arch/parisc/kernel/ |
| D | irq.c | 134 cpumask_copy(d->affinity, dest); in cpu_set_affinity_irq()
342 cpumask_copy(d->affinity, cpumask_of(cpu)); in txn_affinity_addr()
530 cpumask_copy(&dest, desc->irq_data.affinity); in do_cpu_irq_mask()
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| /linux-4.1.27/arch/mips/pmcs-msp71xx/ |
| D | msp_irq_per.c | 89 const struct cpumask *affinity, bool force) in msp_per_irq_set_affinity() argument
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| D | msp_irq_cic.c | 91 if (!cpumask_test_cpu(smp_processor_id(), d->affinity)) in unmask_cic_irq()
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| /linux-4.1.27/drivers/scsi/ |
| D | virtio_scsi.c | 805 static void __virtscsi_set_affinity(struct virtio_scsi *vscsi, bool affinity) in __virtscsi_set_affinity() argument
816 vscsi->num_queues != num_online_cpus()) && affinity) { in __virtscsi_set_affinity()
818 affinity = false; in __virtscsi_set_affinity()
823 if (affinity) { in __virtscsi_set_affinity()
843 static void virtscsi_set_affinity(struct virtio_scsi *vscsi, bool affinity) in virtscsi_set_affinity() argument
846 __virtscsi_set_affinity(vscsi, affinity); in virtscsi_set_affinity()
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| /linux-4.1.27/arch/arm/common/ |
| D | mcpm_head.S | 150 mov r0, #1 @ second (cluster) affinity level
184 mov r0, #0 @ first (CPU) affinity level
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| /linux-4.1.27/arch/blackfin/mach-common/ |
| D | ints-priority.c | 165 const struct cpumask *affinity) in bfin_internal_unmask_irq_affinity() argument
176 if (cpumask_test_cpu(0, affinity)) in bfin_internal_unmask_irq_affinity()
182 if (cpumask_test_cpu(1, affinity)) in bfin_internal_unmask_irq_affinity()
197 bfin_internal_unmask_irq_affinity(d->irq, d->affinity); in bfin_internal_unmask_irq_chip()
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| /linux-4.1.27/Documentation/devicetree/bindings/interrupt-controller/ |
| D | brcm,bcm7038-l1-intc.txt | 37 system, the driver will allow IRQ SMP affinity to be set up through the
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| /linux-4.1.27/arch/powerpc/sysdev/xics/ |
| D | ics-rtas.c | 50 server = xics_get_irq_server(d->irq, d->affinity, 0); in ics_rtas_unmask_irq()
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| D | ics-opal.c | 57 server = xics_get_irq_server(d->irq, d->affinity, 0); in ics_opal_unmask_irq()
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| /linux-4.1.27/arch/powerpc/boot/dts/fsl/ |
| D | pq3-mpic.dtsi | 43 single-cpu-affinity;
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| /linux-4.1.27/arch/ia64/sn/kernel/ |
| D | msi_sn.c | 209 cpumask_copy(data->affinity, cpu_mask); in sn_set_msi_irq_affinity()
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| /linux-4.1.27/arch/mips/cavium-octeon/ |
| D | octeon-irq.c | 228 int weight = cpumask_weight(data->affinity); in next_cpu_for_irq()
234 cpu = cpumask_next(cpu, data->affinity); in next_cpu_for_irq()
243 cpu = cpumask_first(data->affinity); in next_cpu_for_irq()
714 if (!cpumask_test_cpu(cpu, data->affinity)) in octeon_irq_cpu_offline_ciu()
717 if (cpumask_weight(data->affinity) > 1) { in octeon_irq_cpu_offline_ciu()
722 cpumask_copy(&new_affinity, data->affinity); in octeon_irq_cpu_offline_ciu()
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| /linux-4.1.27/arch/x86/kernel/apic/ |
| D | vector.c | 367 if (assign_irq_vector(irq, cfg, data->affinity)) in apic_set_affinity()
372 cpumask_copy(data->affinity, mask); in apic_set_affinity()
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| D | io_apic.c | 2691 mask = idata->affinity; in setup_ioapic_dest()
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| /linux-4.1.27/net/ceph/ |
| D | osdmap.c | 720 u32 *affinity; in osdmap_set_max_osd() local
722 affinity = krealloc(map->osd_primary_affinity, in osdmap_set_max_osd()
723 max*sizeof(*affinity), GFP_NOFS); in osdmap_set_max_osd()
724 if (!affinity) in osdmap_set_max_osd()
726 map->osd_primary_affinity = affinity; in osdmap_set_max_osd()
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| /linux-4.1.27/Documentation/networking/ |
| D | pktgen.txt | 8 running, pktgen creates a thread for each CPU with affinity to that CPU.
214 Interrupt affinity
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| D | scaling.txt | 76 affinity of each interrupt see Documentation/IRQ-affinity.txt. Some systems
149 CPU. Documentation/IRQ-affinity.txt explains how CPUs are assigned to
345 the IRQ affinity table shown by /proc/interrupts. Drivers can use
346 functions in the cpu_rmap (“CPU affinity reverse map”) kernel library
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| D | x25-iface.txt | 94 - Driver authors should use irq affinity for the interrupt handler.
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| D | ixgbe.txt | 126 Matches flows and CPU cores for flow affinity. Supports multiple parameters
132 affinity.
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| /linux-4.1.27/arch/arm64/boot/dts/arm/ |
| D | juno.dts | 129 interrupt-affinity = <&A57_0>,
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| /linux-4.1.27/Documentation/scheduler/ |
| D | sched-deadline.txt | 15 5. Tasks CPU affinity
305 5. Tasks CPU affinity
308 -deadline tasks cannot have an affinity mask smaller that the entire
330 task affinity)
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| /linux-4.1.27/arch/powerpc/kernel/ |
| D | irq.c | 444 cpumask_and(mask, data->affinity, map); in migrate_irqs()
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| /linux-4.1.27/arch/arm/boot/dts/ |
| D | vexpress-v2p-ca9.dts | 185 interrupt-affinity = <&A9_0>, <&A9_1>, <&A9_2>, <&A9_3>;
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| D | vexpress-v2p-ca15_a7.dts | 194 interrupt-affinity = <&cpu0>, <&cpu1>;
|
| /linux-4.1.27/arch/mips/bcm63xx/ |
| D | irq.c | 63 enable &= cpumask_test_cpu(cpu, d->affinity); in enable_irq_for_cpu()
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| /linux-4.1.27/drivers/iommu/ |
| D | intel_irq_remapping.c | 1077 if (assign_irq_vector(irq, cfg, data->affinity)) in intel_ioapic_set_affinity()
1099 cpumask_copy(data->affinity, mask); in intel_ioapic_set_affinity()
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| D | amd_iommu.c | 4153 if (assign_irq_vector(irq, cfg, data->affinity)) in set_affinity()
4166 cpumask_copy(data->affinity, mask); in set_affinity()
|
| /linux-4.1.27/Documentation/devicetree/bindings/powerpc/fsl/ |
| D | mpic.txt | 67 - single-cpu-affinity
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| /linux-4.1.27/Documentation/devicetree/bindings/soc/ti/ |
| D | keystone-navigator-qmss.txt | 54 the interrupt affinity hint based on the cpu mask.
|
| /linux-4.1.27/drivers/xen/events/ |
| D | events_base.c | 339 cpumask_copy(irq_get_irq_data(irq)->affinity, cpumask_of(cpu)); in bind_evtchn_to_cpu()
376 cpumask_copy(irq_get_irq_data(irq)->affinity, cpumask_of(0)); in xen_irq_init()
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| /linux-4.1.27/drivers/parisc/ |
| D | iosapic.c | 694 cpumask_copy(d->affinity, cpumask_of(dest_cpu)); in iosapic_set_affinity_irq()
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| /linux-4.1.27/Documentation/ABI/stable/ |
| D | sysfs-driver-ib_srp | 60 the IRQ affinity masks of these interrupts have been
|
| /linux-4.1.27/drivers/scsi/qla2xxx/ |
| D | qla_iocb.c | 1796 int affinity = cmd->request->cpu; in qla25xx_set_que() local
1798 if (ha->flags.cpu_affinity_enabled && affinity >= 0 && in qla25xx_set_que()
1799 affinity < ha->max_rsp_queues - 1) in qla25xx_set_que()
1800 *rsp = ha->rsp_q_map[affinity + 1]; in qla25xx_set_que()
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| /linux-4.1.27/Documentation/accounting/ |
| D | taskstats.txt | 174 Users may also consider setting the cpu affinity of the listener to the subset
|
| /linux-4.1.27/arch/powerpc/boot/dts/ |
| D | akebono.dts | 75 single-cpu-affinity;
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| /linux-4.1.27/Documentation/vm/ |
| D | numa | 108 to improve NUMA locality using various CPU affinity command line interfaces,
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| /linux-4.1.27/drivers/net/ethernet/mellanox/mlx4/ |
| D | en_rx.c | 1047 aff = irq_desc_get_irq_data(cq->irq_desc)->affinity; in mlx4_en_poll_rx_cq()
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| /linux-4.1.27/Documentation/filesystems/ |
| D | proc.txt | 569 irq Masks for irq to cpu affinity (2.4)(smp?)
680 It could be used to set IRQ to CPU affinity, this means that you can "hook" an
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| /linux-4.1.27/Documentation/RCU/ |
| D | whatisRCU.txt | 651 "toy" implementation would restore the affinity upon completion rather
|
| /linux-4.1.27/Documentation/cgroups/ |
| D | cpusets.txt | 54 include CPUs in its CPU affinity mask, and using the mbind(2) and
|
| /linux-4.1.27/arch/mips/ |
| D | Kconfig | 2143 bool "Dynamic FPU affinity for FP-intensive threads"
|
| /linux-4.1.27/arch/arm/ |
| D | Kconfig | 1346 affinity between processors which is then used to describe the cpu
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| /linux-4.1.27/init/ |
| D | Kconfig | 737 between each callback, and (2) affinity or cgroups can be used
|