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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 /mm
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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