mirror of https://gitee.com/openkylin/linux.git
BUG_ON() Conversion in fs/buffer.c
this changes if() BUG(); constructs to BUG_ON() which is cleaner 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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@ -796,8 +796,7 @@ void mark_buffer_dirty_inode(struct buffer_head *bh, struct inode *inode)
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if (!mapping->assoc_mapping) {
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mapping->assoc_mapping = buffer_mapping;
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} else {
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if (mapping->assoc_mapping != buffer_mapping)
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BUG();
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BUG_ON(mapping->assoc_mapping != buffer_mapping);
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}
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if (list_empty(&bh->b_assoc_buffers)) {
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spin_lock(&buffer_mapping->private_lock);
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@ -1114,8 +1113,7 @@ grow_dev_page(struct block_device *bdev, sector_t block,
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if (!page)
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return NULL;
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if (!PageLocked(page))
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BUG();
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BUG_ON(!PageLocked(page));
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if (page_has_buffers(page)) {
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bh = page_buffers(page);
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@ -1522,8 +1520,7 @@ void set_bh_page(struct buffer_head *bh,
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struct page *page, unsigned long offset)
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{
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bh->b_page = page;
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if (offset >= PAGE_SIZE)
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BUG();
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BUG_ON(offset >= PAGE_SIZE);
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if (PageHighMem(page))
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/*
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* This catches illegal uses and preserves the offset:
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