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authorAlex Nixon <alex.nixon@citrix.com>2008-08-22 11:52:11 +0100
committerIngo Molnar <mingo@elte.hu>2008-08-25 10:59:18 +0200
commit93be71b672f167b1e8c23725114f86305354f0ac (patch)
treee443c353919877853fef4f26128b8747ef5a6908 /include/asm-x86/smp.h
parente4f807c2b4d81636fc63993368646c5bfd42b22f (diff)
x86: add cpu hotplug hooks into smp_ops
Signed-off-by: Alex Nixon <alex.nixon@citrix.com> Acked-by: Jeremy Fitzhardinge <jeremy@goop.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-x86/smp.h')
-rw-r--r--include/asm-x86/smp.h28
1 files changed, 24 insertions, 4 deletions
diff --git a/include/asm-x86/smp.h b/include/asm-x86/smp.h
index 3c877f74f27..dbf4249e2a6 100644
--- a/include/asm-x86/smp.h
+++ b/include/asm-x86/smp.h
@@ -47,12 +47,16 @@ extern struct {
struct smp_ops {
void (*smp_prepare_boot_cpu)(void);
void (*smp_prepare_cpus)(unsigned max_cpus);
- int (*cpu_up)(unsigned cpu);
void (*smp_cpus_done)(unsigned max_cpus);
void (*smp_send_stop)(void);
void (*smp_send_reschedule)(int cpu);
+ int (*cpu_up)(unsigned cpu);
+ int (*cpu_disable)(void);
+ void (*cpu_die)(unsigned int cpu);
+ void (*play_dead)(void);
+
void (*send_call_func_ipi)(cpumask_t mask);
void (*send_call_func_single_ipi)(int cpu);
};
@@ -91,6 +95,21 @@ static inline int __cpu_up(unsigned int cpu)
return smp_ops.cpu_up(cpu);
}
+static inline int __cpu_disable(void)
+{
+ return smp_ops.cpu_disable();
+}
+
+static inline void __cpu_die(unsigned int cpu)
+{
+ smp_ops.cpu_die(cpu);
+}
+
+static inline void play_dead(void)
+{
+ smp_ops.play_dead();
+}
+
static inline void smp_send_reschedule(int cpu)
{
smp_ops.smp_send_reschedule(cpu);
@@ -110,12 +129,13 @@ void native_smp_prepare_boot_cpu(void);
void native_smp_prepare_cpus(unsigned int max_cpus);
void native_smp_cpus_done(unsigned int max_cpus);
int native_cpu_up(unsigned int cpunum);
+int native_cpu_disable(void);
+void native_cpu_die(unsigned int cpu);
+void native_play_dead(void);
+
void native_send_call_func_ipi(cpumask_t mask);
void native_send_call_func_single_ipi(int cpu);
-extern int __cpu_disable(void);
-extern void __cpu_die(unsigned int cpu);
-
void smp_store_cpu_info(int id);
#define cpu_physical_id(cpu) per_cpu(x86_cpu_to_apicid, cpu)