VFS provides a common file model that the underlying file systems inherit (they must implement behaviors for the various POSIX API functions).
VFS提供一个由底层文件系统(它们必须为各种POSIXapi函数实现行为)继承的通用文件模型。
The utility model has the advantages of low manufacturing cost, simple structure and convenient operation, and can form an own system which can replace the existing common file.
本实用新型造成本低，结构简单，使用方便，可自成体系取代现行普通锉刀。
The utility model has the advantages of low manufacturing cost, simple structure and convenient operation, and can form an own system which can replace the existing common file.
本实用新型造成本低，结构简单，使用方便，可自成体系取代现行普通锉刀。
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