From: Yaowei Bai <baiyaowei@xxxxxxxxxxxxxxxxxxxx> Subject: 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@xxxxxxxxxxxxxxxxxxxx Signed-off-by: Yaowei Bai <baiyaowei@xxxxxxxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- include/linux/memblock.h | 4 ++-- mm/memblock.c | 6 +++--- 2 files changed, 5 insertions(+), 5 deletions(-) diff -puN include/linux/memblock.h~mm-memblock-memblock_is_map-region_memory-can-be-boolean include/linux/memblock.h --- a/include/linux/memblock.h~mm-memblock-memblock_is_map-region_memory-can-be-boolean +++ a/include/linux/memblock.h @@ -332,8 +332,8 @@ void memblock_enforce_memory_limit(phys_ 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 -puN mm/memblock.c~mm-memblock-memblock_is_map-region_memory-can-be-boolean mm/memblock.c --- a/mm/memblock.c~mm-memblock-memblock_is_map-region_memory-can-be-boolean +++ a/mm/memblock.c @@ -1654,7 +1654,7 @@ bool __init_memblock memblock_is_memory( 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_ * 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; } _ -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
