The patch titled
Subject: mm/vmalloc.c: use macro IS_ALIGNED to judge the aligment
has been added to the -mm tree. Its filename is
mm-vmallocc-use-micro-is_aligned-to-judge-the-aligment.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-vmallocc-use-micro-is_aligned-to-judge-the-aligment.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-vmallocc-use-micro-is_aligned-to-judge-the-aligment.patch
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------------------------------------------------------
From: Wang Xiaoqiang <wangxq10@xxxxxxxxxx>
Subject: mm/vmalloc.c: use macro IS_ALIGNED to judge the aligment
Just cleanup, no functional change.
Signed-off-by: Wang Xiaoqiang <wangxq10@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/vmalloc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN mm/vmalloc.c~mm-vmallocc-use-micro-is_aligned-to-judge-the-aligment mm/vmalloc.c
--- a/mm/vmalloc.c~mm-vmallocc-use-micro-is_aligned-to-judge-the-aligment
+++ a/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, unsig
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);
_
Patches currently in -mm which might be from wangxq10@xxxxxxxxxx are
mm-page_isolation-do-some-cleanup-in-undo_isolate_page_range.patch
mm-vmallocc-use-micro-is_aligned-to-judge-the-aligment.patch
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