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Diffstat (limited to 'arch/m32r/kernel/smp.c')
-rw-r--r--arch/m32r/kernel/smp.c68
1 files changed, 28 insertions, 40 deletions
diff --git a/arch/m32r/kernel/smp.c b/arch/m32r/kernel/smp.c
index 31cef20b299..092d40a6708 100644
--- a/arch/m32r/kernel/smp.c
+++ b/arch/m32r/kernel/smp.c
@@ -30,6 +30,7 @@
#include <asm/io.h>
#include <asm/mmu_context.h>
#include <asm/m32r.h>
+#include <asm/tlbflush.h>
/*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/
/* Data structures and variables */
@@ -61,33 +62,22 @@ extern spinlock_t ipi_lock[];
/* Function Prototypes */
/*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/
-void smp_send_reschedule(int);
void smp_reschedule_interrupt(void);
-
-void smp_flush_cache_all(void);
void smp_flush_cache_all_interrupt(void);
-void smp_flush_tlb_all(void);
static void flush_tlb_all_ipi(void *);
-
-void smp_flush_tlb_mm(struct mm_struct *);
-void smp_flush_tlb_range(struct vm_area_struct *, unsigned long, \
- unsigned long);
-void smp_flush_tlb_page(struct vm_area_struct *, unsigned long);
static void flush_tlb_others(cpumask_t, struct mm_struct *,
struct vm_area_struct *, unsigned long);
+
void smp_invalidate_interrupt(void);
-void smp_send_stop(void);
static void stop_this_cpu(void *);
-void smp_send_timer(void);
void smp_ipi_timer_interrupt(struct pt_regs *);
void smp_local_timer_interrupt(void);
static void send_IPI_allbutself(int, int);
static void send_IPI_mask(const struct cpumask *, int, int);
-unsigned long send_IPI_mask_phys(cpumask_t, int, int);
/*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/
/* Rescheduling request Routines */
@@ -122,8 +112,6 @@ void smp_send_reschedule(int cpu_id)
*
* Description: This routine executes on CPU which received
* 'RESCHEDULE_IPI'.
- * Rescheduling is processed at the exit of interrupt
- * operation.
*
* Born on Date: 2002.02.05
*
@@ -138,7 +126,7 @@ void smp_send_reschedule(int cpu_id)
*==========================================================================*/
void smp_reschedule_interrupt(void)
{
- /* nothing to do */
+ scheduler_ipi();
}
/*==========================================================================*
@@ -164,10 +152,10 @@ void smp_flush_cache_all(void)
unsigned long *mask;
preempt_disable();
- cpumask = cpu_online_map;
- cpu_clear(smp_processor_id(), cpumask);
+ cpumask_copy(&cpumask, cpu_online_mask);
+ cpumask_clear_cpu(smp_processor_id(), &cpumask);
spin_lock(&flushcache_lock);
- mask=cpus_addr(cpumask);
+ mask=cpumask_bits(&cpumask);
atomic_set_mask(*mask, (atomic_t *)&flushcache_cpumask);
send_IPI_mask(&cpumask, INVALIDATE_CACHE_IPI, 0);
_flush_cache_copyback_all();
@@ -265,8 +253,8 @@ void smp_flush_tlb_mm(struct mm_struct *mm)
preempt_disable();
cpu_id = smp_processor_id();
mmc = &mm->context[cpu_id];
- cpu_mask = *mm_cpumask(mm);
- cpu_clear(cpu_id, cpu_mask);
+ cpumask_copy(&cpu_mask, mm_cpumask(mm));
+ cpumask_clear_cpu(cpu_id, &cpu_mask);
if (*mmc != NO_CONTEXT) {
local_irq_save(flags);
@@ -277,7 +265,7 @@ void smp_flush_tlb_mm(struct mm_struct *mm)
cpumask_clear_cpu(cpu_id, mm_cpumask(mm));
local_irq_restore(flags);
}
- if (!cpus_empty(cpu_mask))
+ if (!cpumask_empty(&cpu_mask))
flush_tlb_others(cpu_mask, mm, NULL, FLUSH_ALL);
preempt_enable();
@@ -335,8 +323,8 @@ void smp_flush_tlb_page(struct vm_area_struct *vma, unsigned long va)
preempt_disable();
cpu_id = smp_processor_id();
mmc = &mm->context[cpu_id];
- cpu_mask = *mm_cpumask(mm);
- cpu_clear(cpu_id, cpu_mask);
+ cpumask_copy(&cpu_mask, mm_cpumask(mm));
+ cpumask_clear_cpu(cpu_id, &cpu_mask);
#ifdef DEBUG_SMP
if (!mm)
@@ -350,7 +338,7 @@ void smp_flush_tlb_page(struct vm_area_struct *vma, unsigned long va)
__flush_tlb_page(va);
local_irq_restore(flags);
}
- if (!cpus_empty(cpu_mask))
+ if (!cpumask_empty(&cpu_mask))
flush_tlb_others(cpu_mask, mm, vma, va);
preempt_enable();
@@ -397,14 +385,14 @@ static void flush_tlb_others(cpumask_t cpumask, struct mm_struct *mm,
* - current CPU must not be in mask
* - mask must exist :)
*/
- BUG_ON(cpus_empty(cpumask));
+ BUG_ON(cpumask_empty(&cpumask));
- BUG_ON(cpu_isset(smp_processor_id(), cpumask));
+ BUG_ON(cpumask_test_cpu(smp_processor_id(), &cpumask));
BUG_ON(!mm);
/* If a CPU which we ran on has gone down, OK. */
- cpus_and(cpumask, cpumask, cpu_online_map);
- if (cpus_empty(cpumask))
+ cpumask_and(&cpumask, &cpumask, cpu_online_mask);
+ if (cpumask_empty(&cpumask))
return;
/*
@@ -418,7 +406,7 @@ static void flush_tlb_others(cpumask_t cpumask, struct mm_struct *mm,
flush_mm = mm;
flush_vma = vma;
flush_va = va;
- mask=cpus_addr(cpumask);
+ mask=cpumask_bits(&cpumask);
atomic_set_mask(*mask, (atomic_t *)&flush_cpumask);
/*
@@ -427,7 +415,7 @@ static void flush_tlb_others(cpumask_t cpumask, struct mm_struct *mm,
*/
send_IPI_mask(&cpumask, INVALIDATE_TLB_IPI, 0);
- while (!cpus_empty(flush_cpumask)) {
+ while (!cpumask_empty((cpumask_t*)&flush_cpumask)) {
/* nothing. lockup detection does not belong here */
mb();
}
@@ -462,7 +450,7 @@ void smp_invalidate_interrupt(void)
int cpu_id = smp_processor_id();
unsigned long *mmc = &flush_mm->context[cpu_id];
- if (!cpu_isset(cpu_id, flush_cpumask))
+ if (!cpumask_test_cpu(cpu_id, &flush_cpumask))
return;
if (flush_va == FLUSH_ALL) {
@@ -480,7 +468,7 @@ void smp_invalidate_interrupt(void)
__flush_tlb_page(va);
}
}
- cpu_clear(cpu_id, flush_cpumask);
+ cpumask_clear_cpu(cpu_id, (cpumask_t*)&flush_cpumask);
}
/*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/
@@ -532,7 +520,7 @@ static void stop_this_cpu(void *dummy)
/*
* Remove this CPU:
*/
- cpu_clear(cpu_id, cpu_online_map);
+ set_cpu_online(cpu_id, false);
/*
* PSW IE = 1;
@@ -727,8 +715,8 @@ static void send_IPI_allbutself(int ipi_num, int try)
{
cpumask_t cpumask;
- cpumask = cpu_online_map;
- cpu_clear(smp_processor_id(), cpumask);
+ cpumask_copy(&cpumask, cpu_online_mask);
+ cpumask_clear_cpu(smp_processor_id(), &cpumask);
send_IPI_mask(&cpumask, ipi_num, try);
}
@@ -765,13 +753,13 @@ static void send_IPI_mask(const struct cpumask *cpumask, int ipi_num, int try)
cpumask_and(&tmp, cpumask, cpu_online_mask);
BUG_ON(!cpumask_equal(cpumask, &tmp));
- physid_mask = CPU_MASK_NONE;
+ cpumask_clear(&physid_mask);
for_each_cpu(cpu_id, cpumask) {
if ((phys_id = cpu_to_physid(cpu_id)) != -1)
- cpu_set(phys_id, physid_mask);
+ cpumask_set_cpu(phys_id, &physid_mask);
}
- send_IPI_mask_phys(physid_mask, ipi_num, try);
+ send_IPI_mask_phys(&physid_mask, ipi_num, try);
}
/*==========================================================================*
@@ -794,14 +782,14 @@ static void send_IPI_mask(const struct cpumask *cpumask, int ipi_num, int try)
* ---------- --- --------------------------------------------------------
*
*==========================================================================*/
-unsigned long send_IPI_mask_phys(cpumask_t physid_mask, int ipi_num,
+unsigned long send_IPI_mask_phys(const cpumask_t *physid_mask, int ipi_num,
int try)
{
spinlock_t *ipilock;
volatile unsigned long *ipicr_addr;
unsigned long ipicr_val;
unsigned long my_physid_mask;
- unsigned long mask = cpus_addr(physid_mask)[0];
+ unsigned long mask = cpumask_bits(physid_mask)[0];
if (mask & ~physids_coerce(phys_cpu_present_map))
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-25 00:50:47 +0000