diff options
| -rw-r--r-- | include/linux/memblock.h | 64 | ||||
| -rw-r--r-- | mm/memblock.c | 18 |
2 files changed, 38 insertions, 44 deletions
diff --git a/include/linux/memblock.h b/include/linux/memblock.h index ab89b417655c..2f8e28f859b3 100644 --- a/include/linux/memblock.h +++ b/include/linux/memblock.h @@ -52,15 +52,15 @@ phys_addr_t memblock_find_in_range(phys_addr_t start, phys_addr_t end, int memblock_free_reserved_regions(void); int memblock_reserve_reserved_regions(void); -extern void memblock_init(void); -extern void memblock_analyze(void); -extern long memblock_add(phys_addr_t base, phys_addr_t size); -extern long memblock_remove(phys_addr_t base, phys_addr_t size); -extern long memblock_free(phys_addr_t base, phys_addr_t size); -extern long memblock_reserve(phys_addr_t base, phys_addr_t size); +void memblock_init(void); +void memblock_analyze(void); +int memblock_add(phys_addr_t base, phys_addr_t size); +int memblock_remove(phys_addr_t base, phys_addr_t size); +int memblock_free(phys_addr_t base, phys_addr_t size); +int memblock_reserve(phys_addr_t base, phys_addr_t size); -extern void __next_free_mem_range(u64 *idx, int nid, phys_addr_t *out_start, - phys_addr_t *out_end, int *out_nid); +void __next_free_mem_range(u64 *idx, int nid, phys_addr_t *out_start, + phys_addr_t *out_end, int *out_nid); /** * for_each_free_mem_range - iterate through free memblock areas @@ -80,7 +80,7 @@ extern void __next_free_mem_range(u64 *idx, int nid, phys_addr_t *out_start, __next_free_mem_range(&i, nid, p_start, p_end, p_nid)) #ifdef CONFIG_HAVE_MEMBLOCK_NODE_MAP -extern int memblock_set_node(phys_addr_t base, phys_addr_t size, int nid); +int memblock_set_node(phys_addr_t base, phys_addr_t size, int nid); static inline void memblock_set_region_node(struct memblock_region *r, int nid) { @@ -105,37 +105,31 @@ static inline int memblock_get_region_node(const struct memblock_region *r) /* The numa aware allocator is only available if * CONFIG_ARCH_POPULATES_NODE_MAP is set */ -extern phys_addr_t memblock_find_in_range_node(phys_addr_t start, - phys_addr_t end, - phys_addr_t size, - phys_addr_t align, int nid); -extern phys_addr_t memblock_alloc_nid(phys_addr_t size, phys_addr_t align, - int nid); -extern phys_addr_t memblock_alloc_try_nid(phys_addr_t size, phys_addr_t align, - int nid); +phys_addr_t memblock_find_in_range_node(phys_addr_t start, phys_addr_t end, + phys_addr_t size, phys_addr_t align, int nid); +phys_addr_t memblock_alloc_nid(phys_addr_t size, phys_addr_t align, int nid); +phys_addr_t memblock_alloc_try_nid(phys_addr_t size, phys_addr_t align, int nid); -extern phys_addr_t memblock_alloc(phys_addr_t size, phys_addr_t align); +phys_addr_t memblock_alloc(phys_addr_t size, phys_addr_t align); /* Flags for memblock_alloc_base() amd __memblock_alloc_base() */ #define MEMBLOCK_ALLOC_ANYWHERE (~(phys_addr_t)0) #define MEMBLOCK_ALLOC_ACCESSIBLE 0 -extern phys_addr_t memblock_alloc_base(phys_addr_t size, - phys_addr_t align, - phys_addr_t max_addr); -extern phys_addr_t __memblock_alloc_base(phys_addr_t size, - phys_addr_t align, - phys_addr_t max_addr); -extern phys_addr_t memblock_phys_mem_size(void); -extern phys_addr_t memblock_start_of_DRAM(void); -extern phys_addr_t memblock_end_of_DRAM(void); -extern void memblock_enforce_memory_limit(phys_addr_t memory_limit); -extern int memblock_is_memory(phys_addr_t addr); -extern int memblock_is_region_memory(phys_addr_t base, phys_addr_t size); -extern int memblock_is_reserved(phys_addr_t addr); -extern int memblock_is_region_reserved(phys_addr_t base, phys_addr_t size); - -extern void memblock_dump_all(void); +phys_addr_t memblock_alloc_base(phys_addr_t size, phys_addr_t align, + phys_addr_t max_addr); +phys_addr_t __memblock_alloc_base(phys_addr_t size, phys_addr_t align, + phys_addr_t max_addr); +phys_addr_t memblock_phys_mem_size(void); +phys_addr_t memblock_start_of_DRAM(void); +phys_addr_t memblock_end_of_DRAM(void); +void memblock_enforce_memory_limit(phys_addr_t memory_limit); +int memblock_is_memory(phys_addr_t addr); +int memblock_is_region_memory(phys_addr_t base, phys_addr_t size); +int memblock_is_reserved(phys_addr_t addr); +int memblock_is_region_reserved(phys_addr_t base, phys_addr_t size); + +void memblock_dump_all(void); /** * memblock_set_current_limit - Set the current allocation limit to allow @@ -143,7 +137,7 @@ extern void memblock_dump_all(void); * accessible during boot * @limit: New limit value (physical address) */ -extern void memblock_set_current_limit(phys_addr_t limit); +void memblock_set_current_limit(phys_addr_t limit); /* diff --git a/mm/memblock.c b/mm/memblock.c index a57092f63a86..948036718245 100644 --- a/mm/memblock.c +++ b/mm/memblock.c @@ -176,7 +176,7 @@ static void __init_memblock memblock_remove_region(struct memblock_type *type, u } /* Defined below but needed now */ -static long memblock_add_region(struct memblock_type *type, phys_addr_t base, phys_addr_t size); +static int memblock_add_region(struct memblock_type *type, phys_addr_t base, phys_addr_t size); static int __init_memblock memblock_double_array(struct memblock_type *type) { @@ -316,8 +316,8 @@ static void __init_memblock memblock_insert_region(struct memblock_type *type, * RETURNS: * 0 on success, -errno on failure. */ -static long __init_memblock memblock_add_region(struct memblock_type *type, - phys_addr_t base, phys_addr_t size) +static int __init_memblock memblock_add_region(struct memblock_type *type, + phys_addr_t base, phys_addr_t size) { bool insert = false; phys_addr_t obase = base, end = base + size; @@ -387,13 +387,13 @@ repeat: } } -long __init_memblock memblock_add(phys_addr_t base, phys_addr_t size) +int __init_memblock memblock_add(phys_addr_t base, phys_addr_t size) { return memblock_add_region(&memblock.memory, base, size); } -static long __init_memblock __memblock_remove(struct memblock_type *type, - phys_addr_t base, phys_addr_t size) +static int __init_memblock __memblock_remove(struct memblock_type *type, + phys_addr_t base, phys_addr_t size) { phys_addr_t end = base + size; int i; @@ -443,12 +443,12 @@ static long __init_memblock __memblock_remove(struct memblock_type *type, return 0; } -long __init_memblock memblock_remove(phys_addr_t base, phys_addr_t size) +int __init_memblock memblock_remove(phys_addr_t base, phys_addr_t size) { return __memblock_remove(&memblock.memory, base, size); } -long __init_memblock memblock_free(phys_addr_t base, phys_addr_t size) +int __init_memblock memblock_free(phys_addr_t base, phys_addr_t size) { memblock_dbg(" memblock_free: [%#016llx-%#016llx] %pF\n", (unsigned long long)base, @@ -458,7 +458,7 @@ long __init_memblock memblock_free(phys_addr_t base, phys_addr_t size) return __memblock_remove(&memblock.reserved, base, size); } -long __init_memblock memblock_reserve(phys_addr_t base, phys_addr_t size) +int __init_memblock memblock_reserve(phys_addr_t base, phys_addr_t size) { struct memblock_type *_rgn = &memblock.reserved; |