The Linux block layer component of this is called a discard request, which results from a higher-level file system file deletion.
Linux的这个块层组件称为丢弃请求，它来自于更高级别的文件系统的文件删除。
The Linux block layer component of this is called a discard request, which results from a higher-level file system file deletion.
Linux的这个块层组件称为丢弃请求，它来自于更高级别的文件系统的文件删除。
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