BUG_ON() Conversion in mm/memory.c
this changes if() BUG(); constructs to BUG_ON() which is cleaner, contains unlikely() and can better optimized away. Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de> Signed-off-by: Adrian Bunk <bunk@stusta.de>
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1 changed files with 2 additions and 4 deletions
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@ -2352,10 +2352,8 @@ int make_pages_present(unsigned long addr, unsigned long end)
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if (!vma)
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return -1;
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write = (vma->vm_flags & VM_WRITE) != 0;
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if (addr >= end)
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BUG();
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if (end > vma->vm_end)
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BUG();
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BUG_ON(addr >= end);
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BUG_ON(end > vma->vm_end);
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len = (end+PAGE_SIZE-1)/PAGE_SIZE-addr/PAGE_SIZE;
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ret = get_user_pages(current, current->mm, addr,
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len, write, 0, NULL, NULL);
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