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authorJiro SEKIBA <jir@unicus.jp>2010-06-28 17:49:32 +0900
committerRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2010-07-23 10:02:10 +0900
commitd26493b6f017c0b0063a15bf893411ddae85eee4 (patch)
tree994de3e7c0383f0e30e5e9c88c0c5d0261a834bc /lib
parent60f46b7efc1d6b980511c2644cb89903062f6e98 (diff)
nilfs2: introduce nilfs_prepare_super
This function checks validity of super block pointers. If first super block is invalid, it will swap the super blocks. The function should be called before any super block information updates. Caller must obtain nilfs->ns_sem. Signed-off-by: Jiro SEKIBA <jir@unicus.jp> Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
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