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-rw-r--r--arch/ia64/xen/irq_xen.c131
-rw-r--r--arch/ia64/xen/time.c22
2 files changed, 78 insertions, 75 deletions
diff --git a/arch/ia64/xen/irq_xen.c b/arch/ia64/xen/irq_xen.c
index f042e192d2fe..a3fb7cf9ae1d 100644
--- a/arch/ia64/xen/irq_xen.c
+++ b/arch/ia64/xen/irq_xen.c
@@ -63,19 +63,19 @@ xen_free_irq_vector(int vector)
63} 63}
64 64
65 65
66static DEFINE_PER_CPU(int, timer_irq) = -1; 66static DEFINE_PER_CPU(int, xen_timer_irq) = -1;
67static DEFINE_PER_CPU(int, ipi_irq) = -1; 67static DEFINE_PER_CPU(int, xen_ipi_irq) = -1;
68static DEFINE_PER_CPU(int, resched_irq) = -1; 68static DEFINE_PER_CPU(int, xen_resched_irq) = -1;
69static DEFINE_PER_CPU(int, cmc_irq) = -1; 69static DEFINE_PER_CPU(int, xen_cmc_irq) = -1;
70static DEFINE_PER_CPU(int, cmcp_irq) = -1; 70static DEFINE_PER_CPU(int, xen_cmcp_irq) = -1;
71static DEFINE_PER_CPU(int, cpep_irq) = -1; 71static DEFINE_PER_CPU(int, xen_cpep_irq) = -1;
72#define NAME_SIZE 15 72#define NAME_SIZE 15
73static DEFINE_PER_CPU(char[NAME_SIZE], timer_name); 73static DEFINE_PER_CPU(char[NAME_SIZE], xen_timer_name);
74static DEFINE_PER_CPU(char[NAME_SIZE], ipi_name); 74static DEFINE_PER_CPU(char[NAME_SIZE], xen_ipi_name);
75static DEFINE_PER_CPU(char[NAME_SIZE], resched_name); 75static DEFINE_PER_CPU(char[NAME_SIZE], xen_resched_name);
76static DEFINE_PER_CPU(char[NAME_SIZE], cmc_name); 76static DEFINE_PER_CPU(char[NAME_SIZE], xen_cmc_name);
77static DEFINE_PER_CPU(char[NAME_SIZE], cmcp_name); 77static DEFINE_PER_CPU(char[NAME_SIZE], xen_cmcp_name);
78static DEFINE_PER_CPU(char[NAME_SIZE], cpep_name); 78static DEFINE_PER_CPU(char[NAME_SIZE], xen_cpep_name);
79#undef NAME_SIZE 79#undef NAME_SIZE
80 80
81struct saved_irq { 81struct saved_irq {
@@ -144,64 +144,64 @@ __xen_register_percpu_irq(unsigned int cpu, unsigned int vec,
144 if (xen_slab_ready) { 144 if (xen_slab_ready) {
145 switch (vec) { 145 switch (vec) {
146 case IA64_TIMER_VECTOR: 146 case IA64_TIMER_VECTOR:
147 snprintf(per_cpu(timer_name, cpu), 147 snprintf(per_cpu(xen_timer_name, cpu),
148 sizeof(per_cpu(timer_name, cpu)), 148 sizeof(per_cpu(xen_timer_name, cpu)),
149 "%s%d", action->name, cpu); 149 "%s%d", action->name, cpu);
150 irq = bind_virq_to_irqhandler(VIRQ_ITC, cpu, 150 irq = bind_virq_to_irqhandler(VIRQ_ITC, cpu,
151 action->handler, action->flags, 151 action->handler, action->flags,
152 per_cpu(timer_name, cpu), action->dev_id); 152 per_cpu(xen_timer_name, cpu), action->dev_id);
153 per_cpu(timer_irq, cpu) = irq; 153 per_cpu(xen_timer_irq, cpu) = irq;
154 break; 154 break;
155 case IA64_IPI_RESCHEDULE: 155 case IA64_IPI_RESCHEDULE:
156 snprintf(per_cpu(resched_name, cpu), 156 snprintf(per_cpu(xen_resched_name, cpu),
157 sizeof(per_cpu(resched_name, cpu)), 157 sizeof(per_cpu(xen_resched_name, cpu)),
158 "%s%d", action->name, cpu); 158 "%s%d", action->name, cpu);
159 irq = bind_ipi_to_irqhandler(XEN_RESCHEDULE_VECTOR, cpu, 159 irq = bind_ipi_to_irqhandler(XEN_RESCHEDULE_VECTOR, cpu,
160 action->handler, action->flags, 160 action->handler, action->flags,
161 per_cpu(resched_name, cpu), action->dev_id); 161 per_cpu(xen_resched_name, cpu), action->dev_id);
162 per_cpu(resched_irq, cpu) = irq; 162 per_cpu(xen_resched_irq, cpu) = irq;
163 break; 163 break;
164 case IA64_IPI_VECTOR: 164 case IA64_IPI_VECTOR:
165 snprintf(per_cpu(ipi_name, cpu), 165 snprintf(per_cpu(xen_ipi_name, cpu),
166 sizeof(per_cpu(ipi_name, cpu)), 166 sizeof(per_cpu(xen_ipi_name, cpu)),
167 "%s%d", action->name, cpu); 167 "%s%d", action->name, cpu);
168 irq = bind_ipi_to_irqhandler(XEN_IPI_VECTOR, cpu, 168 irq = bind_ipi_to_irqhandler(XEN_IPI_VECTOR, cpu,
169 action->handler, action->flags, 169 action->handler, action->flags,
170 per_cpu(ipi_name, cpu), action->dev_id); 170 per_cpu(xen_ipi_name, cpu), action->dev_id);
171 per_cpu(ipi_irq, cpu) = irq; 171 per_cpu(xen_ipi_irq, cpu) = irq;
172 break; 172 break;
173 case IA64_CMC_VECTOR: 173 case IA64_CMC_VECTOR:
174 snprintf(per_cpu(cmc_name, cpu), 174 snprintf(per_cpu(xen_cmc_name, cpu),
175 sizeof(per_cpu(cmc_name, cpu)), 175 sizeof(per_cpu(xen_cmc_name, cpu)),
176 "%s%d", action->name, cpu); 176 "%s%d", action->name, cpu);
177 irq = bind_virq_to_irqhandler(VIRQ_MCA_CMC, cpu, 177 irq = bind_virq_to_irqhandler(VIRQ_MCA_CMC, cpu,
178 action->handler, 178 action->handler,
179 action->flags, 179 action->flags,
180 per_cpu(cmc_name, cpu), 180 per_cpu(xen_cmc_name, cpu),
181 action->dev_id); 181 action->dev_id);
182 per_cpu(cmc_irq, cpu) = irq; 182 per_cpu(xen_cmc_irq, cpu) = irq;
183 break; 183 break;
184 case IA64_CMCP_VECTOR: 184 case IA64_CMCP_VECTOR:
185 snprintf(per_cpu(cmcp_name, cpu), 185 snprintf(per_cpu(xen_cmcp_name, cpu),
186 sizeof(per_cpu(cmcp_name, cpu)), 186 sizeof(per_cpu(xen_cmcp_name, cpu)),
187 "%s%d", action->name, cpu); 187 "%s%d", action->name, cpu);
188 irq = bind_ipi_to_irqhandler(XEN_CMCP_VECTOR, cpu, 188 irq = bind_ipi_to_irqhandler(XEN_CMCP_VECTOR, cpu,
189 action->handler, 189 action->handler,
190 action->flags, 190 action->flags,
191 per_cpu(cmcp_name, cpu), 191 per_cpu(xen_cmcp_name, cpu),
192 action->dev_id); 192 action->dev_id);
193 per_cpu(cmcp_irq, cpu) = irq; 193 per_cpu(xen_cmcp_irq, cpu) = irq;
194 break; 194 break;
195 case IA64_CPEP_VECTOR: 195 case IA64_CPEP_VECTOR:
196 snprintf(per_cpu(cpep_name, cpu), 196 snprintf(per_cpu(xen_cpep_name, cpu),
197 sizeof(per_cpu(cpep_name, cpu)), 197 sizeof(per_cpu(xen_cpep_name, cpu)),
198 "%s%d", action->name, cpu); 198 "%s%d", action->name, cpu);
199 irq = bind_ipi_to_irqhandler(XEN_CPEP_VECTOR, cpu, 199 irq = bind_ipi_to_irqhandler(XEN_CPEP_VECTOR, cpu,
200 action->handler, 200 action->handler,
201 action->flags, 201 action->flags,
202 per_cpu(cpep_name, cpu), 202 per_cpu(xen_cpep_name, cpu),
203 action->dev_id); 203 action->dev_id);
204 per_cpu(cpep_irq, cpu) = irq; 204 per_cpu(xen_cpep_irq, cpu) = irq;
205 break; 205 break;
206 case IA64_CPE_VECTOR: 206 case IA64_CPE_VECTOR:
207 case IA64_MCA_RENDEZ_VECTOR: 207 case IA64_MCA_RENDEZ_VECTOR:
@@ -275,30 +275,33 @@ unbind_evtchn_callback(struct notifier_block *nfb,
275 275
276 if (action == CPU_DEAD) { 276 if (action == CPU_DEAD) {
277 /* Unregister evtchn. */ 277 /* Unregister evtchn. */
278 if (per_cpu(cpep_irq, cpu) >= 0) { 278 if (per_cpu(xen_cpep_irq, cpu) >= 0) {
279 unbind_from_irqhandler(per_cpu(cpep_irq, cpu), NULL); 279 unbind_from_irqhandler(per_cpu(xen_cpep_irq, cpu),
280 per_cpu(cpep_irq, cpu) = -1; 280 NULL);
281 per_cpu(xen_cpep_irq, cpu) = -1;
281 } 282 }
282 if (per_cpu(cmcp_irq, cpu) >= 0) { 283 if (per_cpu(xen_cmcp_irq, cpu) >= 0) {
283 unbind_from_irqhandler(per_cpu(cmcp_irq, cpu), NULL); 284 unbind_from_irqhandler(per_cpu(xen_cmcp_irq, cpu),
284 per_cpu(cmcp_irq, cpu) = -1; 285 NULL);
286 per_cpu(xen_cmcp_irq, cpu) = -1;
285 } 287 }
286 if (per_cpu(cmc_irq, cpu) >= 0) { 288 if (per_cpu(xen_cmc_irq, cpu) >= 0) {
287 unbind_from_irqhandler(per_cpu(cmc_irq, cpu), NULL); 289 unbind_from_irqhandler(per_cpu(xen_cmc_irq, cpu), NULL);
288 per_cpu(cmc_irq, cpu) = -1; 290 per_cpu(xen_cmc_irq, cpu) = -1;
289 } 291 }
290 if (per_cpu(ipi_irq, cpu) >= 0) { 292 if (per_cpu(xen_ipi_irq, cpu) >= 0) {
291 unbind_from_irqhandler(per_cpu(ipi_irq, cpu), NULL); 293 unbind_from_irqhandler(per_cpu(xen_ipi_irq, cpu), NULL);
292 per_cpu(ipi_irq, cpu) = -1; 294 per_cpu(xen_ipi_irq, cpu) = -1;
293 } 295 }
294 if (per_cpu(resched_irq, cpu) >= 0) { 296 if (per_cpu(xen_resched_irq, cpu) >= 0) {
295 unbind_from_irqhandler(per_cpu(resched_irq, cpu), 297 unbind_from_irqhandler(per_cpu(xen_resched_irq, cpu),
296 NULL); 298 NULL);
297 per_cpu(resched_irq, cpu) = -1; 299 per_cpu(xen_resched_irq, cpu) = -1;
298 } 300 }
299 if (per_cpu(timer_irq, cpu) >= 0) { 301 if (per_cpu(xen_timer_irq, cpu) >= 0) {
300 unbind_from_irqhandler(per_cpu(timer_irq, cpu), NULL); 302 unbind_from_irqhandler(per_cpu(xen_timer_irq, cpu),
301 per_cpu(timer_irq, cpu) = -1; 303 NULL);
304 per_cpu(xen_timer_irq, cpu) = -1;
302 } 305 }
303 } 306 }
304 return NOTIFY_OK; 307 return NOTIFY_OK;
diff --git a/arch/ia64/xen/time.c b/arch/ia64/xen/time.c
index dbeadb9c8e20..c1c544513e8d 100644
--- a/arch/ia64/xen/time.c
+++ b/arch/ia64/xen/time.c
@@ -34,15 +34,15 @@
34 34
35#include "../kernel/fsyscall_gtod_data.h" 35#include "../kernel/fsyscall_gtod_data.h"
36 36
37DEFINE_PER_CPU(struct vcpu_runstate_info, runstate); 37static DEFINE_PER_CPU(struct vcpu_runstate_info, xen_runstate);
38DEFINE_PER_CPU(unsigned long, processed_stolen_time); 38static DEFINE_PER_CPU(unsigned long, xen_stolen_time);
39DEFINE_PER_CPU(unsigned long, processed_blocked_time); 39static DEFINE_PER_CPU(unsigned long, xen_blocked_time);
40 40
41/* taken from i386/kernel/time-xen.c */ 41/* taken from i386/kernel/time-xen.c */
42static void xen_init_missing_ticks_accounting(int cpu) 42static void xen_init_missing_ticks_accounting(int cpu)
43{ 43{
44 struct vcpu_register_runstate_memory_area area; 44 struct vcpu_register_runstate_memory_area area;
45 struct vcpu_runstate_info *runstate = &per_cpu(runstate, cpu); 45 struct vcpu_runstate_info *runstate = &per_cpu(xen_runstate, cpu);
46 int rc; 46 int rc;
47 47
48 memset(runstate, 0, sizeof(*runstate)); 48 memset(runstate, 0, sizeof(*runstate));
@@ -52,8 +52,8 @@ static void xen_init_missing_ticks_accounting(int cpu)
52 &area); 52 &area);
53 WARN_ON(rc && rc != -ENOSYS); 53 WARN_ON(rc && rc != -ENOSYS);
54 54
55 per_cpu(processed_blocked_time, cpu) = runstate->time[RUNSTATE_blocked]; 55 per_cpu(xen_blocked_time, cpu) = runstate->time[RUNSTATE_blocked];
56 per_cpu(processed_stolen_time, cpu) = runstate->time[RUNSTATE_runnable] 56 per_cpu(xen_stolen_time, cpu) = runstate->time[RUNSTATE_runnable]
57 + runstate->time[RUNSTATE_offline]; 57 + runstate->time[RUNSTATE_offline];
58} 58}
59 59
@@ -68,7 +68,7 @@ static void get_runstate_snapshot(struct vcpu_runstate_info *res)
68 68
69 BUG_ON(preemptible()); 69 BUG_ON(preemptible());
70 70
71 state = &__get_cpu_var(runstate); 71 state = &__get_cpu_var(xen_runstate);
72 72
73 /* 73 /*
74 * The runstate info is always updated by the hypervisor on 74 * The runstate info is always updated by the hypervisor on
@@ -103,12 +103,12 @@ consider_steal_time(unsigned long new_itm)
103 * This function just checks and reject this effect. 103 * This function just checks and reject this effect.
104 */ 104 */
105 if (!time_after_eq(runstate.time[RUNSTATE_blocked], 105 if (!time_after_eq(runstate.time[RUNSTATE_blocked],
106 per_cpu(processed_blocked_time, cpu))) 106 per_cpu(xen_blocked_time, cpu)))
107 blocked = 0; 107 blocked = 0;
108 108
109 if (!time_after_eq(runstate.time[RUNSTATE_runnable] + 109 if (!time_after_eq(runstate.time[RUNSTATE_runnable] +
110 runstate.time[RUNSTATE_offline], 110 runstate.time[RUNSTATE_offline],
111 per_cpu(processed_stolen_time, cpu))) 111 per_cpu(xen_stolen_time, cpu)))
112 stolen = 0; 112 stolen = 0;
113 113
114 if (!time_after(delta_itm + new_itm, ia64_get_itc())) 114 if (!time_after(delta_itm + new_itm, ia64_get_itc()))
@@ -147,8 +147,8 @@ consider_steal_time(unsigned long new_itm)
147 } else { 147 } else {
148 local_cpu_data->itm_next = delta_itm + new_itm; 148 local_cpu_data->itm_next = delta_itm + new_itm;
149 } 149 }
150 per_cpu(processed_stolen_time, cpu) += NS_PER_TICK * stolen; 150 per_cpu(xen_stolen_time, cpu) += NS_PER_TICK * stolen;
151 per_cpu(processed_blocked_time, cpu) += NS_PER_TICK * blocked; 151 per_cpu(xen_blocked_time, cpu) += NS_PER_TICK * blocked;
152 } 152 }
153 return delta_itm; 153 return delta_itm;
154} 154}
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-17 11:09:26 -0500