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Subject[PATCH 3/7] mm/memblock: memblock_is_memory/reserved can be boolean
Date
This patch makes memblock_is_memory/reserved return bool to improve
readability due to this particular function only using either
one or zero as its return value.

No functional change.

Signed-off-by: Yaowei Bai <baiyaowei@cmss.chinamobile.com>
---
include/linux/memblock.h | 4 ++--
mm/memblock.c | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index 24daf8f..a25cce94 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -318,9 +318,9 @@ phys_addr_t memblock_mem_size(unsigned long limit_pfn);
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);
+bool 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);
+bool memblock_is_reserved(phys_addr_t addr);
bool memblock_is_region_reserved(phys_addr_t base, phys_addr_t size);

extern void __memblock_dump_all(void);
diff --git a/mm/memblock.c b/mm/memblock.c
index d300f13..1ab7b9e 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -1509,12 +1509,12 @@ static int __init_memblock memblock_search(struct memblock_type *type, phys_addr
return -1;
}

-int __init memblock_is_reserved(phys_addr_t addr)
+bool __init memblock_is_reserved(phys_addr_t addr)
{
return memblock_search(&memblock.reserved, addr) != -1;
}

-int __init_memblock memblock_is_memory(phys_addr_t addr)
+bool __init_memblock memblock_is_memory(phys_addr_t addr)
{
return memblock_search(&memblock.memory, addr) != -1;
}
--
1.9.1




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