diff options
Diffstat (limited to 'arch/powerpc/platforms/pseries/hotplug-cpu.c')
-rw-r--r-- | arch/powerpc/platforms/pseries/hotplug-cpu.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/arch/powerpc/platforms/pseries/hotplug-cpu.c b/arch/powerpc/platforms/pseries/hotplug-cpu.c index e78e8ac95550..f460b9cbfd46 100644 --- a/arch/powerpc/platforms/pseries/hotplug-cpu.c +++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c | |||
@@ -53,7 +53,7 @@ static void rtas_stop_self(void) | |||
53 | panic("Alas, I survived.\n"); | 53 | panic("Alas, I survived.\n"); |
54 | } | 54 | } |
55 | 55 | ||
56 | static void pSeries_mach_cpu_die(void) | 56 | static void pseries_mach_cpu_die(void) |
57 | { | 57 | { |
58 | local_irq_disable(); | 58 | local_irq_disable(); |
59 | idle_task_exit(); | 59 | idle_task_exit(); |
@@ -88,7 +88,7 @@ static int query_cpu_stopped(unsigned int pcpu) | |||
88 | return cpu_status; | 88 | return cpu_status; |
89 | } | 89 | } |
90 | 90 | ||
91 | static int pSeries_cpu_disable(void) | 91 | static int pseries_cpu_disable(void) |
92 | { | 92 | { |
93 | int cpu = smp_processor_id(); | 93 | int cpu = smp_processor_id(); |
94 | 94 | ||
@@ -104,7 +104,7 @@ static int pSeries_cpu_disable(void) | |||
104 | return 0; | 104 | return 0; |
105 | } | 105 | } |
106 | 106 | ||
107 | static void pSeries_cpu_die(unsigned int cpu) | 107 | static void pseries_cpu_die(unsigned int cpu) |
108 | { | 108 | { |
109 | int tries; | 109 | int tries; |
110 | int cpu_status; | 110 | int cpu_status; |
@@ -136,7 +136,7 @@ static void pSeries_cpu_die(unsigned int cpu) | |||
136 | * the logical ids for sibling SMT threads x and y are adjacent, such | 136 | * the logical ids for sibling SMT threads x and y are adjacent, such |
137 | * that x^1 == y and y^1 == x. | 137 | * that x^1 == y and y^1 == x. |
138 | */ | 138 | */ |
139 | static int pSeries_add_processor(struct device_node *np) | 139 | static int pseries_add_processor(struct device_node *np) |
140 | { | 140 | { |
141 | unsigned int cpu; | 141 | unsigned int cpu; |
142 | cpumask_t candidate_map, tmp = CPU_MASK_NONE; | 142 | cpumask_t candidate_map, tmp = CPU_MASK_NONE; |
@@ -197,7 +197,7 @@ out_unlock: | |||
197 | * the hard id in the paca(s) to -1 to be consistent with boot time | 197 | * the hard id in the paca(s) to -1 to be consistent with boot time |
198 | * convention for non-present cpus. | 198 | * convention for non-present cpus. |
199 | */ | 199 | */ |
200 | static void pSeries_remove_processor(struct device_node *np) | 200 | static void pseries_remove_processor(struct device_node *np) |
201 | { | 201 | { |
202 | unsigned int cpu; | 202 | unsigned int cpu; |
203 | int len, nthreads, i; | 203 | int len, nthreads, i; |
@@ -226,17 +226,18 @@ static void pSeries_remove_processor(struct device_node *np) | |||
226 | unlock_cpu_hotplug(); | 226 | unlock_cpu_hotplug(); |
227 | } | 227 | } |
228 | 228 | ||
229 | static int pSeries_smp_notifier(struct notifier_block *nb, unsigned long action, void *node) | 229 | static int pseries_smp_notifier(struct notifier_block *nb, |
230 | unsigned long action, void *node) | ||
230 | { | 231 | { |
231 | int err = NOTIFY_OK; | 232 | int err = NOTIFY_OK; |
232 | 233 | ||
233 | switch (action) { | 234 | switch (action) { |
234 | case PSERIES_RECONFIG_ADD: | 235 | case PSERIES_RECONFIG_ADD: |
235 | if (pSeries_add_processor(node)) | 236 | if (pseries_add_processor(node)) |
236 | err = NOTIFY_BAD; | 237 | err = NOTIFY_BAD; |
237 | break; | 238 | break; |
238 | case PSERIES_RECONFIG_REMOVE: | 239 | case PSERIES_RECONFIG_REMOVE: |
239 | pSeries_remove_processor(node); | 240 | pseries_remove_processor(node); |
240 | break; | 241 | break; |
241 | default: | 242 | default: |
242 | err = NOTIFY_DONE; | 243 | err = NOTIFY_DONE; |
@@ -245,8 +246,8 @@ static int pSeries_smp_notifier(struct notifier_block *nb, unsigned long action, | |||
245 | return err; | 246 | return err; |
246 | } | 247 | } |
247 | 248 | ||
248 | static struct notifier_block pSeries_smp_nb = { | 249 | static struct notifier_block pseries_smp_nb = { |
249 | .notifier_call = pSeries_smp_notifier, | 250 | .notifier_call = pseries_smp_notifier, |
250 | }; | 251 | }; |
251 | 252 | ||
252 | static int __init pseries_cpu_hotplug_init(void) | 253 | static int __init pseries_cpu_hotplug_init(void) |
@@ -261,13 +262,13 @@ static int __init pseries_cpu_hotplug_init(void) | |||
261 | return 0; | 262 | return 0; |
262 | } | 263 | } |
263 | 264 | ||
264 | ppc_md.cpu_die = pSeries_mach_cpu_die; | 265 | ppc_md.cpu_die = pseries_mach_cpu_die; |
265 | smp_ops->cpu_disable = pSeries_cpu_disable; | 266 | smp_ops->cpu_disable = pseries_cpu_disable; |
266 | smp_ops->cpu_die = pSeries_cpu_die; | 267 | smp_ops->cpu_die = pseries_cpu_die; |
267 | 268 | ||
268 | /* Processors can be added/removed only on LPAR */ | 269 | /* Processors can be added/removed only on LPAR */ |
269 | if (firmware_has_feature(FW_FEATURE_LPAR)) | 270 | if (firmware_has_feature(FW_FEATURE_LPAR)) |
270 | pSeries_reconfig_notifier_register(&pSeries_smp_nb); | 271 | pSeries_reconfig_notifier_register(&pseries_smp_nb); |
271 | 272 | ||
272 | return 0; | 273 | return 0; |
273 | } | 274 | } |