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authorWang Xiaoqiang <wangxq10@lzu.edu.cn>2016-01-16 01:57:19 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2016-01-16 02:56:32 +0100
commit61e165578dc7ec4ee044e9ca581a315d9ca9c656 (patch)
tree1314c55f032e8a4566b27b60d94e8e6cc0afee21 /mm/vmalloc.c
parentcgroup, memcg, writeback: drop spurious rcu locking around mem_cgroup_css_fro... (diff)
downloadlinux-61e165578dc7ec4ee044e9ca581a315d9ca9c656.tar.xz
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mm/vmalloc.c: use macro IS_ALIGNED to judge the aligment
Just cleanup, no functional change. Signed-off-by: Wang Xiaoqiang <wangxq10@lzu.edu.cn> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmalloc.c')
-rw-r--r--mm/vmalloc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 58ceeb107960..fb42a5bffe47 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -455,7 +455,7 @@ found:
free_vmap_cache = &va->rb_node;
spin_unlock(&vmap_area_lock);
- BUG_ON(va->va_start & (align-1));
+ BUG_ON(!IS_ALIGNED(va->va_start, align));
BUG_ON(va->va_start < vstart);
BUG_ON(va->va_end > vend);
@@ -1086,7 +1086,7 @@ void vm_unmap_ram(const void *mem, unsigned int count)
BUG_ON(!addr);
BUG_ON(addr < VMALLOC_START);
BUG_ON(addr > VMALLOC_END);
- BUG_ON(addr & (PAGE_SIZE-1));
+ BUG_ON(!IS_ALIGNED(addr, PAGE_SIZE));
debug_check_no_locks_freed(mem, size);
vmap_debug_free_range(addr, addr+size);