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author | Yaowei Bai <baiyaowei@cmss.chinamobile.com> | 2018-02-06 15:41:18 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-02-06 18:32:47 -0800 |
commit | 937f0c2675a1ad6f94e0768dbb5379954d9953ab (patch) | |
tree | 772a7d9968eaec912f9d593203e8ed999b62dbbc /mm | |
parent | 22ad305741bc367abb2180986c99effaa1e41787 (diff) | |
download | lwn-937f0c2675a1ad6f94e0768dbb5379954d9953ab.tar.gz lwn-937f0c2675a1ad6f94e0768dbb5379954d9953ab.zip |
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: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r-- | mm/memblock.c | 6 |
1 files changed, 3 insertions, 3 deletions
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; } |