Xenfs is a small pseudo-filesystem that a Linux guest running under the Xen hypervisor mounts to expose Xen control interfaces, such as the xenbus configuration channel and privileged command files, to user-space tools. It is part of the Xen guest and dom0 plumbing rather than a piece of hardware support.
This is not actually a hardware driver; it is an in-kernel pseudo-filesystem that lets user-space tools talk to the Xen hypervisor. It belongs to the Xen virtualization subsystem and is unrelated to any physical device, so the usual hardware-deprecation questions don't apply.
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monthly commits · 2021-04-21 → 2026-04-21 · 3 total · active in 3/61 months
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codex reasoning notes (technical)
Not a driver directory: contains Xen control/pseudo-filesystem code (xenfs) exposing hypervisor interfaces, not kernel-bound hardware device driver code.