svn commit: r241371 - in head/sys: amd64/amd64 amd64/include i386/i386 i386/include pc98/pc98 sparc64/include sparc64/sparc64 x86/x86
Attilio Rao
attilio at FreeBSD.org
Tue Oct 9 12:22:44 UTC 2012
Author: attilio
Date: Tue Oct 9 12:22:43 2012
New Revision: 241371
URL: http://svn.freebsd.org/changeset/base/241371
Log:
Reverts r234074,234105,234564,234723,234989,235231-235232 and part of
r234247.
Use, instead, the static intializer introduced in r239923 for x86 and
sparc64 intr_cpus, unwinding the code to the initial version.
Reviewed by: marius
Modified:
head/sys/amd64/amd64/machdep.c
head/sys/amd64/amd64/mp_machdep.c
head/sys/amd64/include/intr_machdep.h
head/sys/i386/i386/machdep.c
head/sys/i386/i386/mp_machdep.c
head/sys/i386/include/intr_machdep.h
head/sys/pc98/pc98/machdep.c
head/sys/sparc64/include/intr_machdep.h
head/sys/sparc64/sparc64/intr_machdep.c
head/sys/sparc64/sparc64/machdep.c
head/sys/x86/x86/intr_machdep.c
Modified: head/sys/amd64/amd64/machdep.c
==============================================================================
--- head/sys/amd64/amd64/machdep.c Tue Oct 9 08:27:40 2012 (r241370)
+++ head/sys/amd64/amd64/machdep.c Tue Oct 9 12:22:43 2012 (r241371)
@@ -298,11 +298,6 @@ cpu_startup(dummy)
vm_pager_bufferinit();
cpu_setregs();
-
- /*
- * Add BSP as an interrupt target.
- */
- intr_add_cpu(0);
}
/*
Modified: head/sys/amd64/amd64/mp_machdep.c
==============================================================================
--- head/sys/amd64/amd64/mp_machdep.c Tue Oct 9 08:27:40 2012 (r241370)
+++ head/sys/amd64/amd64/mp_machdep.c Tue Oct 9 12:22:43 2012 (r241371)
@@ -784,6 +784,8 @@ init_secondary(void)
* We tell the I/O APIC code about all the CPUs we want to receive
* interrupts. If we don't want certain CPUs to receive IRQs we
* can simply not tell the I/O APIC code about them in this function.
+ * We also do not tell it about the BSP since it tells itself about
+ * the BSP internally to work with UP kernels and on UP machines.
*/
static void
set_interrupt_apic_ids(void)
@@ -794,6 +796,8 @@ set_interrupt_apic_ids(void)
apic_id = cpu_apic_ids[i];
if (apic_id == -1)
continue;
+ if (cpu_info[apic_id].cpu_bsp)
+ continue;
if (cpu_info[apic_id].cpu_disabled)
continue;
Modified: head/sys/amd64/include/intr_machdep.h
==============================================================================
--- head/sys/amd64/include/intr_machdep.h Tue Oct 9 08:27:40 2012 (r241370)
+++ head/sys/amd64/include/intr_machdep.h Tue Oct 9 12:22:43 2012 (r241371)
@@ -140,7 +140,9 @@ int elcr_probe(void);
enum intr_trigger elcr_read_trigger(u_int irq);
void elcr_resume(void);
void elcr_write_trigger(u_int irq, enum intr_trigger trigger);
+#ifdef SMP
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);
Modified: head/sys/i386/i386/machdep.c
==============================================================================
--- head/sys/i386/i386/machdep.c Tue Oct 9 08:27:40 2012 (r241370)
+++ head/sys/i386/i386/machdep.c Tue Oct 9 12:22:43 2012 (r241371)
@@ -338,11 +338,6 @@ cpu_startup(dummy)
#ifndef XEN
cpu_setregs();
#endif
-
- /*
- * Add BSP as an interrupt target.
- */
- intr_add_cpu(0);
}
/*
Modified: head/sys/i386/i386/mp_machdep.c
==============================================================================
--- head/sys/i386/i386/mp_machdep.c Tue Oct 9 08:27:40 2012 (r241370)
+++ head/sys/i386/i386/mp_machdep.c Tue Oct 9 12:22:43 2012 (r241371)
@@ -823,6 +823,8 @@ init_secondary(void)
* We tell the I/O APIC code about all the CPUs we want to receive
* interrupts. If we don't want certain CPUs to receive IRQs we
* can simply not tell the I/O APIC code about them in this function.
+ * We also do not tell it about the BSP since it tells itself about
+ * the BSP internally to work with UP kernels and on UP machines.
*/
static void
set_interrupt_apic_ids(void)
@@ -833,6 +835,8 @@ set_interrupt_apic_ids(void)
apic_id = cpu_apic_ids[i];
if (apic_id == -1)
continue;
+ if (cpu_info[apic_id].cpu_bsp)
+ continue;
if (cpu_info[apic_id].cpu_disabled)
continue;
Modified: head/sys/i386/include/intr_machdep.h
==============================================================================
--- head/sys/i386/include/intr_machdep.h Tue Oct 9 08:27:40 2012 (r241370)
+++ head/sys/i386/include/intr_machdep.h Tue Oct 9 12:22:43 2012 (r241371)
@@ -131,7 +131,9 @@ int elcr_probe(void);
enum intr_trigger elcr_read_trigger(u_int irq);
void elcr_resume(void);
void elcr_write_trigger(u_int irq, enum intr_trigger trigger);
+#ifdef SMP
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);
#ifdef SMP
Modified: head/sys/pc98/pc98/machdep.c
==============================================================================
--- head/sys/pc98/pc98/machdep.c Tue Oct 9 08:27:40 2012 (r241370)
+++ head/sys/pc98/pc98/machdep.c Tue Oct 9 12:22:43 2012 (r241371)
@@ -273,11 +273,6 @@ cpu_startup(dummy)
bufinit();
vm_pager_bufferinit();
cpu_setregs();
-
- /*
- * Add BSP as an interrupt target.
- */
- intr_add_cpu(0);
}
/*
Modified: head/sys/sparc64/include/intr_machdep.h
==============================================================================
--- head/sys/sparc64/include/intr_machdep.h Tue Oct 9 08:27:40 2012 (r241370)
+++ head/sys/sparc64/include/intr_machdep.h Tue Oct 9 12:22:43 2012 (r241371)
@@ -91,10 +91,10 @@ struct intr_vector {
extern ih_func_t *intr_handlers[];
extern struct intr_vector intr_vectors[];
-void intr_add_cpu(u_int cpu);
#ifdef SMP
-int intr_bind(int vec, u_char cpu);
+void intr_add_cpu(u_int cpu);
#endif
+int intr_bind(int vec, u_char cpu);
int intr_describe(int vec, void *ih, const char *descr);
void intr_setup(int level, ih_func_t *ihf, int pri, iv_func_t *ivf,
void *iva);
Modified: head/sys/sparc64/sparc64/intr_machdep.c
==============================================================================
--- head/sys/sparc64/sparc64/intr_machdep.c Tue Oct 9 08:27:40 2012 (r241370)
+++ head/sys/sparc64/sparc64/intr_machdep.c Tue Oct 9 12:22:43 2012 (r241371)
@@ -456,7 +456,7 @@ intr_describe(int vec, void *ih, const c
* allocate CPUs round-robin.
*/
-static cpuset_t intr_cpus;
+static cpuset_t intr_cpus = CPUSET_T_INITIALIZER(0x1);
static int current_cpu;
static void
@@ -554,11 +554,4 @@ intr_shuffle_irqs(void *arg __unused)
}
SYSINIT(intr_shuffle_irqs, SI_SUB_SMP, SI_ORDER_SECOND, intr_shuffle_irqs,
NULL);
-#else /* !SMP */
-/* Use an empty stub for compatibility. */
-void
-intr_add_cpu(u_int cpu __unused)
-{
-
-}
#endif
Modified: head/sys/sparc64/sparc64/machdep.c
==============================================================================
--- head/sys/sparc64/sparc64/machdep.c Tue Oct 9 08:27:40 2012 (r241370)
+++ head/sys/sparc64/sparc64/machdep.c Tue Oct 9 12:22:43 2012 (r241371)
@@ -196,11 +196,6 @@ cpu_startup(void *arg)
printf("machine: %s\n", sparc64_model);
cpu_identify(rdpr(ver), PCPU_GET(clock), curcpu);
-
- /*
- * Add BSP as an interrupt target.
- */
- intr_add_cpu(0);
}
void
Modified: head/sys/x86/x86/intr_machdep.c
==============================================================================
--- head/sys/x86/x86/intr_machdep.c Tue Oct 9 08:27:40 2012 (r241370)
+++ head/sys/x86/x86/intr_machdep.c Tue Oct 9 12:22:43 2012 (r241371)
@@ -452,7 +452,7 @@ DB_SHOW_COMMAND(irqs, db_show_irqs)
* allocate CPUs round-robin.
*/
-static cpuset_t intr_cpus;
+static cpuset_t intr_cpus = CPUSET_T_INITIALIZER(0x1);
static int current_cpu;
/*
@@ -565,11 +565,4 @@ intr_next_cpu(void)
return (PCPU_GET(apic_id));
}
-
-/* Use an empty stub for compatibility. */
-void
-intr_add_cpu(u_int cpu __unused)
-{
-
-}
#endif
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