mirror of https://gitee.com/openkylin/linux.git
ext4: print the block number of invalid extent tree blocks
When we find an invalid extent tree block, report the block number of the bad block for debugging purposes. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu> Reviewed-by: Zheng Liu <wenqing.lz@taobao.com>
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c349179b48
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@ -407,7 +407,7 @@ static int ext4_valid_extent_entries(struct inode *inode,
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static int __ext4_ext_check(const char *function, unsigned int line,
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struct inode *inode, struct ext4_extent_header *eh,
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int depth)
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int depth, ext4_fsblk_t pblk)
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{
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const char *error_msg;
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int max = 0;
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@ -447,21 +447,21 @@ static int __ext4_ext_check(const char *function, unsigned int line,
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corrupted:
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ext4_error_inode(inode, function, line, 0,
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"bad header/extent: %s - magic %x, "
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"entries %u, max %u(%u), depth %u(%u)",
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error_msg, le16_to_cpu(eh->eh_magic),
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le16_to_cpu(eh->eh_entries), le16_to_cpu(eh->eh_max),
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max, le16_to_cpu(eh->eh_depth), depth);
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"pblk %llu bad header/extent: %s - magic %x, "
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"entries %u, max %u(%u), depth %u(%u)",
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(unsigned long long) pblk, error_msg,
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le16_to_cpu(eh->eh_magic),
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le16_to_cpu(eh->eh_entries), le16_to_cpu(eh->eh_max),
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max, le16_to_cpu(eh->eh_depth), depth);
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return -EIO;
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}
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#define ext4_ext_check(inode, eh, depth) \
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__ext4_ext_check(__func__, __LINE__, inode, eh, depth)
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#define ext4_ext_check(inode, eh, depth, pblk) \
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__ext4_ext_check(__func__, __LINE__, (inode), (eh), (depth), (pblk))
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int ext4_ext_check_inode(struct inode *inode)
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{
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return ext4_ext_check(inode, ext_inode_hdr(inode), ext_depth(inode));
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return ext4_ext_check(inode, ext_inode_hdr(inode), ext_depth(inode), 0);
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}
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static struct buffer_head *
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@ -484,7 +484,7 @@ __read_extent_tree_block(const char *function, unsigned int line,
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if (buffer_verified(bh))
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return bh;
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err = __ext4_ext_check(function, line, inode,
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ext_block_hdr(bh), depth);
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ext_block_hdr(bh), depth, pblk);
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if (err)
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goto errout;
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set_buffer_verified(bh);
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@ -2775,7 +2775,7 @@ int ext4_ext_remove_space(struct inode *inode, ext4_lblk_t start,
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path[0].p_hdr = ext_inode_hdr(inode);
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i = 0;
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if (ext4_ext_check(inode, path[0].p_hdr, depth)) {
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if (ext4_ext_check(inode, path[0].p_hdr, depth, 0)) {
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err = -EIO;
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goto out;
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}
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