static inline void send_IPI_allbutself(int vector)
{
/*
* if there are no other CPUs in the system then
* we get an APIC send error if we try to broadcast.
* thus we have to avoid sending IPIs in this case.
*/
if (!(smp_num_cpus > 1))
return;
if (clustered_apic_mode) {
// Pointless. Use send_IPI_mask to do this instead
int cpu;
if (smp_num_cpus > 1) {
for (cpu = 0; cpu < smp_num_cpus; ++cpu) {
if (cpu != smp_processor_id())
send_IPI_mask(1 << cpu, vector);
}
}
} else {
__send_IPI_shortcut(APIC_DEST_ALLBUT, vector);
return;
}
}
static inline void send_IPI_allbutself(int vector)
{
/*
* if there are no other CPUs in the system then
* we get an APIC send error if we try to broadcast.
* thus we have to avoid sending IPIs in this case.
*/
if (num_online_cpus() > 1)
__send_IPI_shortcut(APIC_DEST_ALLBUT, vector);
}
static void flat_send_IPI_allbutself(int vector)
{
/*
* if there are no other CPUs in the system then
* we get an APIC send error if we try to broadcast.
* thus we have to avoid sending IPIs in this case.
*/
// if (~(1ul << smp_processor_id()) & cpu_online_map)
if (smp_num_cpus > 1)
__send_IPI_shortcut(APIC_DEST_ALLBUT, vector, APIC_DEST_LOGICAL);
}
static inline void send_IPI_all(int vector)
{
if (clustered_apic_mode) {
// Pointless. Use send_IPI_mask to do this instead
int cpu;
for (cpu = 0; cpu < smp_num_cpus; ++cpu) {
send_IPI_mask(1 << cpu, vector);
}
} else {
__send_IPI_shortcut(APIC_DEST_ALLINC, vector);
}
}
void send_IPI_self(int vector)
{
__send_IPI_shortcut(APIC_DEST_SELF, vector);
}
static void flat_send_IPI_all(int vector)
{
__send_IPI_shortcut(APIC_DEST_ALLINC, vector, APIC_DEST_LOGICAL);
}
static inline void send_IPI_all(int vector)
{
__send_IPI_shortcut(APIC_DEST_ALLINC, vector);
}
void xen_send_IPI_all(int vector)
{
__send_IPI_shortcut(APIC_DEST_ALLINC, vector);
}
void xen_send_IPI_allbutself(int vector)
{
__send_IPI_shortcut(APIC_DEST_ALLBUT, vector);
}
