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/DragonOS/kernel/src/filesystem/fat/
H A Dfs.rs621 let free_cluster: Cluster = match self.get_free_cluster(start_cluster, end_cluster) { in allocate_cluster() localVariable
629 self.set_entry(free_cluster, FATEntry::EndOfChain)?; in allocate_cluster()
636 .update_next_free((free_cluster.cluster_num + 1) as u32); in allocate_cluster()
641 self.set_entry(prev_cluster, FATEntry::Next(free_cluster))?; in allocate_cluster()
644 self.zero_cluster(free_cluster)?; in allocate_cluster()
645 return Ok(free_cluster); in allocate_cluster()