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Design and Implementation of the FreeBSD Operating System, The by Marshall Kirk McKusick, George V. Neville-Neil

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Chapter 8. Local Filesystems

8.1 Hierarchical Filesystem Management

The operations defined for local filesystems are divided into two parts. Common to all local filesystems are hierarchical naming, locking, quotas, attribute management, and protection. These features, which are independent of how data are stored, are provided by the UFS code described in the first seven sections of this chapter. The other part of the local filesystem, the filestore, is concerned with the organization and management of the data on the storage media. Storage is managed by the datastore filesystem operations described in the final two sections of this chapter.

The vnode operations defined for doing hierarchical filesystem operations are shown in ...

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