diff options
| author | Yaowei Bai <baiyaowei@cmss.chinamobile.com> | 2018-01-05 13:26:43 +1100 |
|---|---|---|
| committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2018-01-11 16:27:47 +1100 |
| commit | 2c6642914efd3d4547e0e014b803f2e3f596d314 (patch) | |
| tree | 33865370874bab349489d7d9b4106a26e921140c | |
| parent | 9992fd6b4ff260460d38365df31f34a4b0243ad6 (diff) | |
mm/memblock: memblock_is_map/region_memory can be boolean
Make memblock_is_map/region_memory return bool due to these two functions
only using either true or false as its return value.
No functional change.
Link: http://lkml.kernel.org/r/1513266622-15860-2-git-send-email-baiyaowei@cmss.chinamobile.com
Signed-off-by: Yaowei Bai <baiyaowei@cmss.chinamobile.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
| -rw-r--r-- | include/linux/memblock.h | 4 | ||||
| -rw-r--r-- | mm/memblock.c | 6 |
2 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/memblock.h b/include/linux/memblock.h index 7ed0f7782d16..8be5077efb5f 100644 --- a/include/linux/memblock.h +++ b/include/linux/memblock.h @@ -332,8 +332,8 @@ void memblock_enforce_memory_limit(phys_addr_t memory_limit); void memblock_cap_memory_range(phys_addr_t base, phys_addr_t size); void memblock_mem_limit_remove_map(phys_addr_t limit); bool memblock_is_memory(phys_addr_t addr); -int memblock_is_map_memory(phys_addr_t addr); -int memblock_is_region_memory(phys_addr_t base, phys_addr_t size); +bool memblock_is_map_memory(phys_addr_t addr); +bool memblock_is_region_memory(phys_addr_t base, phys_addr_t size); bool memblock_is_reserved(phys_addr_t addr); bool memblock_is_region_reserved(phys_addr_t base, phys_addr_t size); diff --git a/mm/memblock.c b/mm/memblock.c index 46aacdfa4f4d..5a9ca2a1751b 100644 --- a/mm/memblock.c +++ b/mm/memblock.c @@ -1654,7 +1654,7 @@ bool __init_memblock memblock_is_memory(phys_addr_t addr) return memblock_search(&memblock.memory, addr) != -1; } -int __init_memblock memblock_is_map_memory(phys_addr_t addr) +bool __init_memblock memblock_is_map_memory(phys_addr_t addr) { int i = memblock_search(&memblock.memory, addr); @@ -1690,13 +1690,13 @@ int __init_memblock memblock_search_pfn_nid(unsigned long pfn, * RETURNS: * 0 if false, non-zero if true */ -int __init_memblock memblock_is_region_memory(phys_addr_t base, phys_addr_t size) +bool __init_memblock memblock_is_region_memory(phys_addr_t base, phys_addr_t size) { int idx = memblock_search(&memblock.memory, base); phys_addr_t end = base + memblock_cap_size(base, &size); if (idx == -1) - return 0; + return false; return (memblock.memory.regions[idx].base + memblock.memory.regions[idx].size) >= end; } |