Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
Merge tag 'smp-core-2024-01-08' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull CPU hotplug updates from Ingo Molnar:
- Remove unused CPU hotplug states
- Increase the number of dynamic CPU hotplug states
from 30 to 40, because existing drivers can exhaust
the allocation space
* tag 'smp-core-2024-01-08' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
cpu/hotplug: Increase the number of dynamic states
cpu/hotplug: Remove unused CPU hotplug states
+1
-15
+1
-15
include/linux/cpuhotplug.h
+1
-15
include/linux/cpuhotplug.h
···
66
66
CPUHP_PERF_POWER,
67
67
CPUHP_PERF_SUPERH,
68
68
CPUHP_X86_HPET_DEAD,
69
-
CPUHP_X86_APB_DEAD,
70
69
CPUHP_X86_MCE_DEAD,
71
70
CPUHP_VIRT_NET_DEAD,
72
71
CPUHP_IBMVNIC_DEAD,
73
72
CPUHP_SLUB_DEAD,
74
73
CPUHP_DEBUG_OBJ_DEAD,
75
74
CPUHP_MM_WRITEBACK_DEAD,
76
-
/* Must be after CPUHP_MM_VMSTAT_DEAD */
77
-
CPUHP_MM_DEMOTION_DEAD,
78
75
CPUHP_MM_VMSTAT_DEAD,
79
76
CPUHP_SOFTIRQ_DEAD,
80
77
CPUHP_NET_MVNETA_DEAD,
···
93
96
CPUHP_NET_DEV_DEAD,
94
97
CPUHP_PCI_XGENE_DEAD,
95
98
CPUHP_IOMMU_IOVA_DEAD,
96
-
CPUHP_LUSTRE_CFS_DEAD,
97
99
CPUHP_AP_ARM_CACHE_B15_RAC_DEAD,
98
100
CPUHP_PADATA_DEAD,
99
101
CPUHP_AP_DTPM_CPU_DEAD,
···
114
118
CPUHP_XEN_EVTCHN_PREPARE,
115
119
CPUHP_ARM_SHMOBILE_SCU_PREPARE,
116
120
CPUHP_SH_SH3X_PREPARE,
117
-
CPUHP_NET_FLOW_PREPARE,
118
121
CPUHP_TOPOLOGY_PREPARE,
119
122
CPUHP_NET_IUCV_PREPARE,
120
123
CPUHP_ARM_BL_PREPARE,
···
146
151
CPUHP_AP_IRQ_ARMADA_XP_STARTING,
147
152
CPUHP_AP_IRQ_BCM2836_STARTING,
148
153
CPUHP_AP_IRQ_MIPS_GIC_STARTING,
149
-
CPUHP_AP_IRQ_RISCV_STARTING,
150
154
CPUHP_AP_IRQ_LOONGARCH_STARTING,
151
155
CPUHP_AP_IRQ_SIFIVE_PLIC_STARTING,
152
156
CPUHP_AP_ARM_MVEBU_COHERENCY,
153
-
CPUHP_AP_MICROCODE_LOADER,
154
157
CPUHP_AP_PERF_X86_AMD_UNCORE_STARTING,
155
158
CPUHP_AP_PERF_X86_STARTING,
156
159
CPUHP_AP_PERF_X86_AMD_IBS_STARTING,
157
-
CPUHP_AP_PERF_X86_CQM_STARTING,
158
160
CPUHP_AP_PERF_X86_CSTATE_STARTING,
159
161
CPUHP_AP_PERF_XTENSA_STARTING,
160
-
CPUHP_AP_MIPS_OP_LOONGSON3_STARTING,
161
162
CPUHP_AP_ARM_VFP_STARTING,
162
163
CPUHP_AP_ARM64_DEBUG_MONITORS_STARTING,
163
164
CPUHP_AP_PERF_ARM_HW_BREAKPOINT_STARTING,
···
170
179
CPUHP_AP_QCOM_TIMER_STARTING,
171
180
CPUHP_AP_TEGRA_TIMER_STARTING,
172
181
CPUHP_AP_ARMADA_TIMER_STARTING,
173
-
CPUHP_AP_MARCO_TIMER_STARTING,
174
182
CPUHP_AP_MIPS_GIC_TIMER_STARTING,
175
183
CPUHP_AP_ARC_TIMER_STARTING,
176
184
CPUHP_AP_RISCV_TIMER_STARTING,
···
207
217
CPUHP_AP_PERF_X86_AMD_UNCORE_ONLINE,
208
218
CPUHP_AP_PERF_X86_AMD_POWER_ONLINE,
209
219
CPUHP_AP_PERF_X86_RAPL_ONLINE,
210
-
CPUHP_AP_PERF_X86_CQM_ONLINE,
211
220
CPUHP_AP_PERF_X86_CSTATE_ONLINE,
212
-
CPUHP_AP_PERF_X86_IDXD_ONLINE,
213
221
CPUHP_AP_PERF_S390_CF_ONLINE,
214
222
CPUHP_AP_PERF_S390_SF_ONLINE,
215
223
CPUHP_AP_PERF_ARM_CCI_ONLINE,
···
239
251
CPUHP_AP_RCUTREE_ONLINE,
240
252
CPUHP_AP_BASE_CACHEINFO_ONLINE,
241
253
CPUHP_AP_ONLINE_DYN,
242
-
CPUHP_AP_ONLINE_DYN_END = CPUHP_AP_ONLINE_DYN + 30,
243
-
/* Must be after CPUHP_AP_ONLINE_DYN for node_states[N_CPU] update */
244
-
CPUHP_AP_MM_DEMOTION_ONLINE,
254
+
CPUHP_AP_ONLINE_DYN_END = CPUHP_AP_ONLINE_DYN + 40,
245
255
CPUHP_AP_X86_HPET_ONLINE,
246
256
CPUHP_AP_X86_KVM_CLK_ONLINE,
247
257
CPUHP_AP_ACTIVE,