69 	struct threshold_block	*b;  member
82 static const char *bank4_names(const struct threshold_block *b)  in bank4_names()  argument
84 	switch (b->address) {  in bank4_names()
96 		WARN(1, "Funny MSR: 0x%08x\n", b->address);  in bank4_names()
117 static int lvt_off_valid(struct threshold_block *b, int apic, u32 lo, u32 hi)  in lvt_off_valid()  argument
123 		       "for bank %d, block %d (MSR%08X=0x%x%08x)\n", b->cpu,  in lvt_off_valid()
124 		       b->bank, b->block, b->address, hi, lo);  in lvt_off_valid()
131 		       b->cpu, apic, b->bank, b->block, b->address, hi, lo);  in lvt_off_valid()
147 	rdmsr(tr->b->address, lo, hi);  in threshold_restart_bank()
149 	if (tr->b->threshold_limit < (hi & THRESHOLD_MAX))  in threshold_restart_bank()
155 		    (THRESHOLD_MAX - tr->b->threshold_limit);  in threshold_restart_bank()
158 		    (tr->old_limit - tr->b->threshold_limit);  in threshold_restart_bank()
167 	if (!tr->b->interrupt_capable)  in threshold_restart_bank()
171 		if (lvt_off_valid(tr->b, tr->lvt_off, lo, hi)) {  in threshold_restart_bank()
178 	if (tr->b->interrupt_enable)  in threshold_restart_bank()
184 	wrmsr(tr->b->address, lo, hi);  in threshold_restart_bank()
187 static void mce_threshold_block_init(struct threshold_block *b, int offset)  in mce_threshold_block_init()  argument
190 		.b			= b,  in mce_threshold_block_init()
195 	b->threshold_limit		= THRESHOLD_MAX;  in mce_threshold_block_init()
211 	struct threshold_block b;  in mce_amd_feature_init()  local
243 			memset(&b, 0, sizeof(b));  in mce_amd_feature_init()
244 			b.cpu			= cpu;  in mce_amd_feature_init()
245 			b.bank			= bank;  in mce_amd_feature_init()
246 			b.block			= block;  in mce_amd_feature_init()
247 			b.address		= address;  in mce_amd_feature_init()
248 			b.interrupt_capable	= lvt_interrupt_supported(bank, high);  in mce_amd_feature_init()
250 			if (!b.interrupt_capable)  in mce_amd_feature_init()
253 			b.interrupt_enable = 1;  in mce_amd_feature_init()
262 			mce_threshold_block_init(&b, offset);  in mce_amd_feature_init()
346 static ssize_t show_ ## name(struct threshold_block *b, char *buf)	\
348 	return sprintf(buf, "%lu\n", (unsigned long) b->name);		\
354 store_interrupt_enable(struct threshold_block *b, const char *buf, size_t size)  in SHOW_FIELDS()
359 	if (!b->interrupt_capable)  in SHOW_FIELDS()
365 	b->interrupt_enable = !!new;  in SHOW_FIELDS()
368 	tr.b		= b;  in SHOW_FIELDS()
370 	smp_call_function_single(b->cpu, threshold_restart_bank, &tr, 1);  in SHOW_FIELDS()
376 store_threshold_limit(struct threshold_block *b, const char *buf, size_t size)  in store_threshold_limit()  argument
390 	tr.old_limit = b->threshold_limit;  in store_threshold_limit()
391 	b->threshold_limit = new;  in store_threshold_limit()
392 	tr.b = b;  in store_threshold_limit()
394 	smp_call_function_single(b->cpu, threshold_restart_bank, &tr, 1);  in store_threshold_limit()
399 static ssize_t show_error_count(struct threshold_block *b, char *buf)  in show_error_count()  argument
403 	rdmsr_on_cpu(b->cpu, b->address, &lo, &hi);  in show_error_count()
406 				     (THRESHOLD_MAX - b->threshold_limit)));  in show_error_count()
436 	struct threshold_block *b = to_block(kobj);  in show()  local
440 	ret = a->show ? a->show(b, buf) : -EIO;  in show()
448 	struct threshold_block *b = to_block(kobj);  in store()  local
452 	ret = a->store ? a->store(b, buf, count) : -EIO;  in store()
470 	struct threshold_block *b = NULL;  in allocate_threshold_blocks()  local
491 	b = kzalloc(sizeof(struct threshold_block), GFP_KERNEL);  in allocate_threshold_blocks()
492 	if (!b)  in allocate_threshold_blocks()
495 	b->block		= block;  in allocate_threshold_blocks()
496 	b->bank			= bank;  in allocate_threshold_blocks()
497 	b->cpu			= cpu;  in allocate_threshold_blocks()
498 	b->address		= address;  in allocate_threshold_blocks()
499 	b->interrupt_enable	= 0;  in allocate_threshold_blocks()
500 	b->interrupt_capable	= lvt_interrupt_supported(bank, high);  in allocate_threshold_blocks()
501 	b->threshold_limit	= THRESHOLD_MAX;  in allocate_threshold_blocks()
503 	if (b->interrupt_capable) {  in allocate_threshold_blocks()
505 		b->interrupt_enable = 1;  in allocate_threshold_blocks()
510 	INIT_LIST_HEAD(&b->miscj);  in allocate_threshold_blocks()
513 		list_add(&b->miscj,  in allocate_threshold_blocks()
516 		per_cpu(threshold_banks, cpu)[bank]->blocks = b;  in allocate_threshold_blocks()
519 	err = kobject_init_and_add(&b->kobj, &threshold_ktype,  in allocate_threshold_blocks()
521 				   (bank == 4 ? bank4_names(b) : th_names[bank]));  in allocate_threshold_blocks()
538 	if (b)  in allocate_threshold_blocks()
539 		kobject_uevent(&b->kobj, KOBJ_ADD);  in allocate_threshold_blocks()
544 	if (b) {  in allocate_threshold_blocks()
545 		kobject_put(&b->kobj);  in allocate_threshold_blocks()
546 		list_del(&b->miscj);  in allocate_threshold_blocks()
547 		kfree(b);  in allocate_threshold_blocks()
552 static int __threshold_add_blocks(struct threshold_bank *b)  in __threshold_add_blocks()  argument
554 	struct list_head *head = &b->blocks->miscj;  in __threshold_add_blocks()
559 	err = kobject_add(&b->blocks->kobj, b->kobj, b->blocks->kobj.name);  in __threshold_add_blocks()
565 		err = kobject_add(&pos->kobj, b->kobj, pos->kobj.name);  in __threshold_add_blocks()
580 	struct threshold_bank *b = NULL;  in threshold_create_bank()  local
590 			b = nb->bank4;  in threshold_create_bank()
591 			err = kobject_add(b->kobj, &dev->kobj, name);  in threshold_create_bank()
595 			per_cpu(threshold_banks, cpu)[bank] = b;  in threshold_create_bank()
596 			atomic_inc(&b->cpus);  in threshold_create_bank()
598 			err = __threshold_add_blocks(b);  in threshold_create_bank()
604 	b = kzalloc(sizeof(struct threshold_bank), GFP_KERNEL);  in threshold_create_bank()
605 	if (!b) {  in threshold_create_bank()
610 	b->kobj = kobject_create_and_add(name, &dev->kobj);  in threshold_create_bank()
611 	if (!b->kobj) {  in threshold_create_bank()
616 	per_cpu(threshold_banks, cpu)[bank] = b;  in threshold_create_bank()
619 		atomic_set(&b->cpus, 1);  in threshold_create_bank()
624 			nb->bank4 = b;  in threshold_create_bank()
633 	kfree(b);  in threshold_create_bank()
684 static void __threshold_remove_blocks(struct threshold_bank *b)  in __threshold_remove_blocks()  argument
689 	kobject_del(b->kobj);  in __threshold_remove_blocks()
691 	list_for_each_entry_safe(pos, tmp, &b->blocks->miscj, miscj)  in __threshold_remove_blocks()
698 	struct threshold_bank *b;  in threshold_remove_bank()  local
700 	b = per_cpu(threshold_banks, cpu)[bank];  in threshold_remove_bank()
701 	if (!b)  in threshold_remove_bank()
704 	if (!b->blocks)  in threshold_remove_bank()
708 		if (!atomic_dec_and_test(&b->cpus)) {  in threshold_remove_bank()
709 			__threshold_remove_blocks(b);  in threshold_remove_bank()
725 	kobject_del(b->kobj);  in threshold_remove_bank()
726 	kobject_put(b->kobj);  in threshold_remove_bank()
727 	kfree(b);  in threshold_remove_bank()