diff options
Diffstat (limited to 'arch/m32r')
| -rw-r--r-- | arch/m32r/Kconfig | 8 | ||||
| -rw-r--r-- | arch/m32r/Kconfig.debug | 9 | ||||
| -rw-r--r-- | arch/m32r/include/asm/smp.h | 6 | ||||
| -rw-r--r-- | arch/m32r/kernel/smp.c | 68 | ||||
| -rw-r--r-- | arch/m32r/kernel/smpboot.c | 48 | ||||
| -rw-r--r-- | arch/m32r/kernel/vmlinux.lds.S | 3 | ||||
| -rw-r--r-- | arch/m32r/mm/discontig.c | 1 | ||||
| -rw-r--r-- | arch/m32r/mm/init.c | 2 |
8 files changed, 57 insertions, 88 deletions
diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig index 736b808d2291..85b44e858225 100644 --- a/arch/m32r/Kconfig +++ b/arch/m32r/Kconfig @@ -256,14 +256,6 @@ config ARCH_HAS_ILOG2_U64 bool default n -config GENERIC_FIND_NEXT_BIT - bool - default y - -config GENERIC_FIND_BIT_LE - bool - default y - config GENERIC_HWEIGHT bool default y diff --git a/arch/m32r/Kconfig.debug b/arch/m32r/Kconfig.debug index 2e1019ddbb22..bb1afc1a31cc 100644 --- a/arch/m32r/Kconfig.debug +++ b/arch/m32r/Kconfig.debug @@ -9,15 +9,6 @@ config DEBUG_STACKOVERFLOW This option will cause messages to be printed if free stack space drops below a certain limit. -config DEBUG_STACK_USAGE - bool "Stack utilization instrumentation" - depends on DEBUG_KERNEL - help - Enables the display of the minimum amount of free stack which each - task has ever had available in the sysrq-T and sysrq-P debug output. - - This option will slow down process creation somewhat. - config DEBUG_PAGEALLOC bool "Debug page memory allocations" depends on DEBUG_KERNEL && BROKEN diff --git a/arch/m32r/include/asm/smp.h b/arch/m32r/include/asm/smp.h index e67ded1aab91..cf7829a61551 100644 --- a/arch/m32r/include/asm/smp.h +++ b/arch/m32r/include/asm/smp.h @@ -81,11 +81,11 @@ static __inline__ int cpu_number_map(int cpu) static __inline__ unsigned int num_booting_cpus(void) { - return cpus_weight(cpu_callout_map); + return cpumask_weight(&cpu_callout_map); } extern void smp_send_timer(void); -extern unsigned long send_IPI_mask_phys(cpumask_t, int, int); +extern unsigned long send_IPI_mask_phys(const cpumask_t*, int, int); extern void arch_send_call_function_single_ipi(int cpu); extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); @@ -94,8 +94,6 @@ extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); #define NO_PROC_ID (0xff) /* No processor magic marker */ -#define PROC_CHANGE_PENALTY (15) /* Schedule penalty */ - /* * M32R-mp IPI */ diff --git a/arch/m32r/kernel/smp.c b/arch/m32r/kernel/smp.c index 31cef20b2996..092d40a6708e 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)) diff --git a/arch/m32r/kernel/smpboot.c b/arch/m32r/kernel/smpboot.c index e034844cfc0d..cfdbe5d15002 100644 --- a/arch/m32r/kernel/smpboot.c +++ b/arch/m32r/kernel/smpboot.c @@ -135,9 +135,9 @@ void __devinit smp_prepare_boot_cpu(void) { bsp_phys_id = hard_smp_processor_id(); physid_set(bsp_phys_id, phys_cpu_present_map); - cpu_set(0, cpu_online_map); /* BSP's cpu_id == 0 */ - cpu_set(0, cpu_callout_map); - cpu_set(0, cpu_callin_map); + set_cpu_online(0, true); /* BSP's cpu_id == 0 */ + cpumask_set_cpu(0, &cpu_callout_map); + cpumask_set_cpu(0, &cpu_callin_map); /* * Initialize the logical to physical CPU number mapping @@ -178,7 +178,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus) for (phys_id = 0 ; phys_id < nr_cpu ; phys_id++) physid_set(phys_id, phys_cpu_present_map); #ifndef CONFIG_HOTPLUG_CPU - init_cpu_present(&cpu_possible_map); + init_cpu_present(cpu_possible_mask); #endif show_mp_info(nr_cpu); @@ -294,10 +294,10 @@ static void __init do_boot_cpu(int phys_id) send_status = 0; boot_status = 0; - cpu_set(phys_id, cpu_bootout_map); + cpumask_set_cpu(phys_id, &cpu_bootout_map); /* Send Startup IPI */ - send_IPI_mask_phys(cpumask_of_cpu(phys_id), CPU_BOOT_IPI, 0); + send_IPI_mask_phys(cpumask_of(phys_id), CPU_BOOT_IPI, 0); Dprintk("Waiting for send to finish...\n"); timeout = 0; @@ -306,7 +306,7 @@ static void __init do_boot_cpu(int phys_id) do { Dprintk("+"); udelay(1000); - send_status = !cpu_isset(phys_id, cpu_bootin_map); + send_status = !cpumask_test_cpu(phys_id, &cpu_bootin_map); } while (send_status && (timeout++ < 100)); Dprintk("After Startup.\n"); @@ -316,19 +316,19 @@ static void __init do_boot_cpu(int phys_id) * allow APs to start initializing. */ Dprintk("Before Callout %d.\n", cpu_id); - cpu_set(cpu_id, cpu_callout_map); + cpumask_set_cpu(cpu_id, &cpu_callout_map); Dprintk("After Callout %d.\n", cpu_id); /* * Wait 5s total for a response */ for (timeout = 0; timeout < 5000; timeout++) { - if (cpu_isset(cpu_id, cpu_callin_map)) + if (cpumask_test_cpu(cpu_id, &cpu_callin_map)) break; /* It has booted */ udelay(1000); } - if (cpu_isset(cpu_id, cpu_callin_map)) { + if (cpumask_test_cpu(cpu_id, &cpu_callin_map)) { /* number CPUs logically, starting from 1 (BSP is 0) */ Dprintk("OK.\n"); } else { @@ -340,9 +340,9 @@ static void __init do_boot_cpu(int phys_id) if (send_status || boot_status) { unmap_cpu_to_physid(cpu_id, phys_id); - cpu_clear(cpu_id, cpu_callout_map); - cpu_clear(cpu_id, cpu_callin_map); - cpu_clear(cpu_id, cpu_initialized); + cpumask_clear_cpu(cpu_id, &cpu_callout_map); + cpumask_clear_cpu(cpu_id, &cpu_callin_map); + cpumask_clear_cpu(cpu_id, &cpu_initialized); cpucount--; } } @@ -351,17 +351,17 @@ int __cpuinit __cpu_up(unsigned int cpu_id) { int timeout; - cpu_set(cpu_id, smp_commenced_mask); + cpumask_set_cpu(cpu_id, &smp_commenced_mask); /* * Wait 5s total for a response */ for (timeout = 0; timeout < 5000; timeout++) { - if (cpu_isset(cpu_id, cpu_online_map)) + if (cpu_online(cpu_id)) break; udelay(1000); } - if (!cpu_isset(cpu_id, cpu_online_map)) + if (!cpu_online(cpu_id)) BUG(); return 0; @@ -373,11 +373,11 @@ void __init smp_cpus_done(unsigned int max_cpus) unsigned long bogosum = 0; for (timeout = 0; timeout < 5000; timeout++) { - if (cpus_equal(cpu_callin_map, cpu_online_map)) + if (cpumask_equal(&cpu_callin_map, cpu_online_mask)) break; udelay(1000); } - if (!cpus_equal(cpu_callin_map, cpu_online_map)) + if (!cpumask_equal(&cpu_callin_map, cpu_online_mask)) BUG(); for (cpu_id = 0 ; cpu_id < num_online_cpus() ; cpu_id++) @@ -388,7 +388,7 @@ void __init smp_cpus_done(unsigned int max_cpus) */ Dprintk("Before bogomips.\n"); if (cpucount) { - for_each_cpu_mask(cpu_id, cpu_online_map) + for_each_cpu(cpu_id,cpu_online_mask) bogosum += cpu_data[cpu_id].loops_per_jiffy; printk(KERN_INFO "Total of %d processors activated " \ @@ -425,7 +425,7 @@ int __init start_secondary(void *unused) cpu_init(); preempt_disable(); smp_callin(); - while (!cpu_isset(smp_processor_id(), smp_commenced_mask)) + while (!cpumask_test_cpu(smp_processor_id(), &smp_commenced_mask)) cpu_relax(); smp_online(); @@ -463,7 +463,7 @@ static void __init smp_callin(void) int cpu_id = smp_processor_id(); unsigned long timeout; - if (cpu_isset(cpu_id, cpu_callin_map)) { + if (cpumask_test_cpu(cpu_id, &cpu_callin_map)) { printk("huh, phys CPU#%d, CPU#%d already present??\n", phys_id, cpu_id); BUG(); @@ -474,7 +474,7 @@ static void __init smp_callin(void) timeout = jiffies + (2 * HZ); while (time_before(jiffies, timeout)) { /* Has the boot CPU finished it's STARTUP sequence ? */ - if (cpu_isset(cpu_id, cpu_callout_map)) + if (cpumask_test_cpu(cpu_id, &cpu_callout_map)) break; cpu_relax(); } @@ -486,7 +486,7 @@ static void __init smp_callin(void) } /* Allow the master to continue. */ - cpu_set(cpu_id, cpu_callin_map); + cpumask_set_cpu(cpu_id, &cpu_callin_map); } static void __init smp_online(void) @@ -503,7 +503,7 @@ static void __init smp_online(void) /* Save our processor parameters */ smp_store_cpu_info(cpu_id); - cpu_set(cpu_id, cpu_online_map); + set_cpu_online(cpu_id, true); } /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ diff --git a/arch/m32r/kernel/vmlinux.lds.S b/arch/m32r/kernel/vmlinux.lds.S index c194d64cdbb9..018e4a711d79 100644 --- a/arch/m32r/kernel/vmlinux.lds.S +++ b/arch/m32r/kernel/vmlinux.lds.S @@ -44,6 +44,7 @@ SECTIONS EXCEPTION_TABLE(16) NOTES + _sdata = .; /* Start of data section */ RODATA RW_DATA_SECTION(32, PAGE_SIZE, THREAD_SIZE) _edata = .; /* End of data section */ @@ -53,7 +54,7 @@ SECTIONS __init_begin = .; INIT_TEXT_SECTION(PAGE_SIZE) INIT_DATA_SECTION(16) - PERCPU(32, PAGE_SIZE) + PERCPU_SECTION(32) . = ALIGN(PAGE_SIZE); __init_end = .; /* freed after init ends here */ diff --git a/arch/m32r/mm/discontig.c b/arch/m32r/mm/discontig.c index 5d2858f6eede..2c468e8b5853 100644 --- a/arch/m32r/mm/discontig.c +++ b/arch/m32r/mm/discontig.c @@ -149,6 +149,7 @@ unsigned long __init zone_sizes_init(void) zholes_size[ZONE_DMA] = mp->holes; holes += zholes_size[ZONE_DMA]; + node_set_state(nid, N_NORMAL_MEMORY); free_area_init_node(nid, zones_size, start_pfn, zholes_size); } diff --git a/arch/m32r/mm/init.c b/arch/m32r/mm/init.c index 73e2205ebf5a..78b660e903da 100644 --- a/arch/m32r/mm/init.c +++ b/arch/m32r/mm/init.c @@ -35,8 +35,6 @@ extern char __init_begin, __init_end; pgd_t swapper_pg_dir[1024]; -DEFINE_PER_CPU(struct mmu_gather, mmu_gathers); - /* * Cache of MMU context last used. */ |