f2fs: change to use atomic_t type form sbi.atomic_files
inode_lock[ATOMIC_FILE] was used for protecting sbi->atomic_files, update atomic_files variable's type to atomic_t instead of unsigned int, then inode_lock[ATOMIC_FILE] can be obsoleted. Signed-off-by: Chao Yu <chao@kernel.org> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
parent
8ec071c3
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