Index: head/sys/amd64/include/intr_machdep.h =================================================================== --- head/sys/amd64/include/intr_machdep.h +++ head/sys/amd64/include/intr_machdep.h @@ -132,6 +132,7 @@ u_long *is_straycount; u_int is_index; u_int is_handlers; + u_int is_domain; u_int is_cpu; }; @@ -168,7 +169,7 @@ #endif int intr_add_handler(const char *name, int vector, driver_filter_t filter, driver_intr_t handler, void *arg, enum intr_type flags, - void **cookiep); + void **cookiep, int domain); #ifdef SMP int intr_bind(u_int vector, u_char cpu); #endif @@ -176,7 +177,7 @@ enum intr_polarity pol); int intr_describe(u_int vector, void *ih, const char *descr); void intr_execute_handlers(struct intsrc *isrc, struct trapframe *frame); -u_int intr_next_cpu(void); +u_int intr_next_cpu(int domain); struct intsrc *intr_lookup_source(int vector); int intr_register_pic(struct pic *pic); int intr_register_source(struct intsrc *isrc); Index: head/sys/i386/include/intr_machdep.h =================================================================== --- head/sys/i386/include/intr_machdep.h +++ head/sys/i386/include/intr_machdep.h @@ -132,6 +132,7 @@ u_long *is_straycount; u_int is_index; u_int is_handlers; + u_int is_domain; u_int is_cpu; }; @@ -158,7 +159,8 @@ void intr_add_cpu(u_int cpu); #endif int intr_add_handler(const char *name, int vector, driver_filter_t filter, - driver_intr_t handler, void *arg, enum intr_type flags, void **cookiep); + driver_intr_t handler, void *arg, enum intr_type flags, void **cookiep, + int domain); #ifdef SMP int intr_bind(u_int vector, u_char cpu); #endif @@ -166,7 +168,7 @@ enum intr_polarity pol); int intr_describe(u_int vector, void *ih, const char *descr); void intr_execute_handlers(struct intsrc *isrc, struct trapframe *frame); -u_int intr_next_cpu(void); +u_int intr_next_cpu(int domain); struct intsrc *intr_lookup_source(int vector); int intr_register_pic(struct pic *pic); int intr_register_source(struct intsrc *isrc); Index: head/sys/x86/x86/intr_machdep.c =================================================================== --- head/sys/x86/x86/intr_machdep.c +++ head/sys/x86/x86/intr_machdep.c @@ -71,6 +71,8 @@ #include #endif +#include + #define MAX_STRAY_LOG 5 typedef void (*mask_fn)(void *); @@ -185,7 +187,8 @@ int intr_add_handler(const char *name, int vector, driver_filter_t filter, - driver_intr_t handler, void *arg, enum intr_type flags, void **cookiep) + driver_intr_t handler, void *arg, enum intr_type flags, void **cookiep, + int domain) { struct intsrc *isrc; int error; @@ -200,6 +203,7 @@ intrcnt_updatename(isrc); isrc->is_handlers++; if (isrc->is_handlers == 1) { + isrc->is_domain = domain; isrc->is_pic->pic_enable_intr(isrc); isrc->is_pic->pic_enable_source(isrc); } @@ -507,14 +511,27 @@ */ cpuset_t intr_cpus = CPUSET_T_INITIALIZER(0x1); -static int current_cpu; +static int current_cpu[MAXMEMDOM]; +static void +intr_init_cpus(void) +{ + int i; + + for (i = 0; i < vm_ndomains; i++) { + current_cpu[i] = 0; + if (!CPU_ISSET(current_cpu[i], &intr_cpus) || + !CPU_ISSET(current_cpu[i], &cpuset_domain[i])) + intr_next_cpu(i); + } +} + /* * Return the CPU that the next interrupt source should use. For now * this just returns the next local APIC according to round-robin. */ u_int -intr_next_cpu(void) +intr_next_cpu(int domain) { u_int apic_id; @@ -529,12 +546,13 @@ #endif mtx_lock_spin(&icu_lock); - apic_id = cpu_apic_ids[current_cpu]; + apic_id = cpu_apic_ids[current_cpu[domain]]; do { - current_cpu++; - if (current_cpu > mp_maxid) - current_cpu = 0; - } while (!CPU_ISSET(current_cpu, &intr_cpus)); + current_cpu[domain]++; + if (current_cpu[domain] > mp_maxid) + current_cpu[domain] = 0; + } while (!CPU_ISSET(current_cpu[domain], &intr_cpus) || + !CPU_ISSET(current_cpu[domain], &cpuset_domain[domain])); mtx_unlock_spin(&icu_lock); return (apic_id); } @@ -568,7 +586,18 @@ CPU_SET(cpu, &intr_cpus); } -#ifndef EARLY_AP_STARTUP +#ifdef EARLY_AP_STARTUP +static void +intr_smp_startup(void *arg __unused) +{ + + intr_init_cpus(); + return; +} +SYSINIT(intr_smp_startup, SI_SUB_SMP, SI_ORDER_SECOND, intr_smp_startup, + NULL); + +#else /* * Distribute all the interrupt sources among the available CPUs once the * AP's have been launched. @@ -580,6 +609,7 @@ u_int cpu; int i; + intr_init_cpus(); /* Don't bother on UP. */ if (mp_ncpus == 1) return; @@ -599,12 +629,12 @@ */ cpu = isrc->is_event->ie_cpu; if (cpu == NOCPU) - cpu = current_cpu; + cpu = current_cpu[isrc->is_domain]; if (isrc->is_pic->pic_assign_cpu(isrc, cpu_apic_ids[cpu]) == 0) { isrc->is_cpu = cpu; if (isrc->is_event->ie_cpu == NOCPU) - intr_next_cpu(); + intr_next_cpu(isrc->is_domain); } } } @@ -635,10 +665,11 @@ isrc = interrupt_sources[i]; if (isrc == NULL) continue; - sbuf_printf(&sbuf, "%s:%d @%d: %ld\n", + sbuf_printf(&sbuf, "%s:%d @cpu%d(domain%d): %ld\n", isrc->is_event->ie_fullname, isrc->is_index, isrc->is_cpu, + isrc->is_domain, *isrc->is_count); } @@ -697,7 +728,7 @@ * Restart the scan from the same location to avoid moving in the * common case. */ - current_cpu = 0; + intr_init_cpus(); /* * Assign round-robin from most loaded to least. @@ -706,8 +737,8 @@ isrc = interrupt_sorted[i]; if (isrc == NULL || isrc->is_event->ie_cpu != NOCPU) continue; - cpu = current_cpu; - intr_next_cpu(); + cpu = current_cpu[isrc->is_domain]; + intr_next_cpu(isrc->is_domain); if (isrc->is_cpu != cpu && isrc->is_pic->pic_assign_cpu(isrc, cpu_apic_ids[cpu]) == 0) @@ -735,7 +766,7 @@ * Always route interrupts to the current processor in the UP case. */ u_int -intr_next_cpu(void) +intr_next_cpu(int domain) { return (PCPU_GET(apic_id)); Index: head/sys/x86/x86/io_apic.c =================================================================== --- head/sys/x86/x86/io_apic.c +++ head/sys/x86/x86/io_apic.c @@ -499,7 +499,7 @@ struct ioapic_intsrc *intpin = (struct ioapic_intsrc *)isrc; if (intpin->io_vector == 0) - if (ioapic_assign_cpu(isrc, intr_next_cpu()) != 0) + if (ioapic_assign_cpu(isrc, intr_next_cpu(isrc->is_domain)) != 0) panic("Couldn't find an APIC vector for IRQ %d", intpin->io_irq); apic_enable_vector(intpin->io_cpu, intpin->io_vector); Index: head/sys/x86/x86/msi.c =================================================================== --- head/sys/x86/x86/msi.c +++ head/sys/x86/x86/msi.c @@ -363,7 +363,7 @@ msi_alloc(device_t dev, int count, int maxcount, int *irqs) { struct msi_intsrc *msi, *fsrc; - u_int cpu; + u_int cpu, domain; int cnt, i, *mirqs, vector; #ifdef ACPI_DMAR u_int cookies[count]; @@ -373,6 +373,9 @@ if (!msi_enabled) return (ENXIO); + if (bus_get_domain(dev, &domain) != 0) + domain = 0; + if (count > 1) mirqs = malloc(count * sizeof(*mirqs), M_MSI, M_WAITOK); else @@ -420,7 +423,7 @@ KASSERT(cnt == count, ("count mismatch")); /* Allocate 'count' IDT vectors. */ - cpu = intr_next_cpu(); + cpu = intr_next_cpu(domain); vector = apic_alloc_vectors(cpu, irqs, count, maxcount); if (vector == 0) { mtx_unlock(&msi_lock); @@ -610,7 +613,7 @@ msix_alloc(device_t dev, int *irq) { struct msi_intsrc *msi; - u_int cpu; + u_int cpu, domain; int i, vector; #ifdef ACPI_DMAR u_int cookie; @@ -620,6 +623,9 @@ if (!msi_enabled) return (ENXIO); + if (bus_get_domain(dev, &domain) != 0) + domain = 0; + again: mtx_lock(&msi_lock); @@ -651,7 +657,7 @@ } /* Allocate an IDT vector. */ - cpu = intr_next_cpu(); + cpu = intr_next_cpu(domain); vector = apic_alloc_vector(cpu, i); if (vector == 0) { mtx_unlock(&msi_lock); Index: head/sys/x86/x86/nexus.c =================================================================== --- head/sys/x86/x86/nexus.c +++ head/sys/x86/x86/nexus.c @@ -573,7 +573,7 @@ int flags, driver_filter_t filter, void (*ihand)(void *), void *arg, void **cookiep) { - int error; + int error, domain; /* somebody tried to setup an irq that failed to allocate! */ if (irq == NULL) @@ -589,9 +589,11 @@ error = rman_activate_resource(irq); if (error) return (error); + if (bus_get_domain(child, &domain) != 0) + domain = 0; error = intr_add_handler(device_get_nameunit(child), - rman_get_start(irq), filter, ihand, arg, flags, cookiep); + rman_get_start(irq), filter, ihand, arg, flags, cookiep, domain); return (error); } Index: head/sys/x86/xen/xen_intr.c =================================================================== --- head/sys/x86/xen/xen_intr.c +++ head/sys/x86/xen/xen_intr.c @@ -430,7 +430,7 @@ * unless specified otherwise, so shuffle them to balance * the interrupt load. */ - xen_intr_assign_cpu(&isrc->xi_intsrc, intr_next_cpu()); + xen_intr_assign_cpu(&isrc->xi_intsrc, intr_next_cpu(0)); } #endif @@ -1562,7 +1562,7 @@ return (EINVAL); error = intr_add_handler(name, isrc->xi_vector,filter, handler, arg, - flags|INTR_EXCL, &isrc->xi_cookie); + flags|INTR_EXCL, &isrc->xi_cookie, 0); if (error != 0) { printf( "%s: xen_intr_add_handler: intr_add_handler failed: %d\n",