diff options
Diffstat (limited to 'arch/s390/kernel/cache.c')
| -rw-r--r-- | arch/s390/kernel/cache.c | 34 |
1 files changed, 19 insertions, 15 deletions
diff --git a/arch/s390/kernel/cache.c b/arch/s390/kernel/cache.c index 8df8d8a19c9..c0b03c28d15 100644 --- a/arch/s390/kernel/cache.c +++ b/arch/s390/kernel/cache.c @@ -59,8 +59,8 @@ enum { enum { CACHE_TI_UNIFIED = 0, - CACHE_TI_INSTRUCTION = 0, - CACHE_TI_DATA, + CACHE_TI_DATA = 0, + CACHE_TI_INSTRUCTION, }; struct cache_info { @@ -121,7 +121,10 @@ static int __init cache_add(int level, int private, int type) cache = kzalloc(sizeof(*cache), GFP_KERNEL); if (!cache) return -ENOMEM; - ti = type == CACHE_TYPE_DATA ? CACHE_TI_DATA : CACHE_TI_UNIFIED; + if (type == CACHE_TYPE_INSTRUCTION) + ti = CACHE_TI_INSTRUCTION; + else + ti = CACHE_TI_UNIFIED; cache->size = ecag(EXTRACT_SIZE, level, ti); cache->line_size = ecag(EXTRACT_LINE_SIZE, level, ti); cache->associativity = ecag(EXTRACT_ASSOCIATIVITY, level, ti); @@ -143,15 +146,14 @@ static void __init cache_build_info(void) ct.raw = ecag(EXTRACT_TOPOLOGY, 0, 0); for (level = 0; level < CACHE_MAX_LEVEL; level++) { switch (ct.ci[level].scope) { - case CACHE_SCOPE_NOTEXISTS: - case CACHE_SCOPE_RESERVED: - return; case CACHE_SCOPE_SHARED: private = 0; break; case CACHE_SCOPE_PRIVATE: private = 1; break; + default: + return; } if (ct.ci[level].type == CACHE_TYPE_SEPARATE) { rc = cache_add(level, private, CACHE_TYPE_DATA); @@ -170,7 +172,7 @@ error: } } -static struct cache_dir *__cpuinit cache_create_cache_dir(int cpu) +static struct cache_dir *cache_create_cache_dir(int cpu) { struct cache_dir *cache_dir; struct kobject *kobj = NULL; @@ -286,9 +288,8 @@ static struct kobj_type cache_index_type = { .default_attrs = cache_index_default_attrs, }; -static int __cpuinit cache_create_index_dir(struct cache_dir *cache_dir, - struct cache *cache, int index, - int cpu) +static int cache_create_index_dir(struct cache_dir *cache_dir, + struct cache *cache, int index, int cpu) { struct cache_index_dir *index_dir; int rc; @@ -310,7 +311,7 @@ out: return rc; } -static int __cpuinit cache_add_cpu(int cpu) +static int cache_add_cpu(int cpu) { struct cache_dir *cache_dir; struct cache *cache; @@ -332,7 +333,7 @@ static int __cpuinit cache_add_cpu(int cpu) return 0; } -static void __cpuinit cache_remove_cpu(int cpu) +static void cache_remove_cpu(int cpu) { struct cache_index_dir *index, *next; struct cache_dir *cache_dir; @@ -351,8 +352,8 @@ static void __cpuinit cache_remove_cpu(int cpu) cache_dir_cpu[cpu] = NULL; } -static int __cpuinit cache_hotplug(struct notifier_block *nfb, - unsigned long action, void *hcpu) +static int cache_hotplug(struct notifier_block *nfb, unsigned long action, + void *hcpu) { int cpu = (long)hcpu; int rc = 0; @@ -377,9 +378,12 @@ static int __init cache_init(void) if (!test_facility(34)) return 0; cache_build_info(); + + cpu_notifier_register_begin(); for_each_online_cpu(cpu) cache_add_cpu(cpu); - hotcpu_notifier(cache_hotplug, 0); + __hotcpu_notifier(cache_hotplug, 0); + cpu_notifier_register_done(); return 0; } device_initcall(cache_init); |