CONFIG_FUSE_DAX: Virtio Filesystem Direct Host Memory Access support

General informations

The Linux kernel configuration item CONFIG_FUSE_DAX:

• prompt: Virtio Filesystem Direct Host Memory Access support
• type: bool
• depends on: ( CONFIG_VIRTIO_FS ) && ( CONFIG_FS_DAX ) && ( CONFIG_DAX )
• defined in fs/fuse/Kconfig
• found in Linux kernels: 5.10–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

This allows bypassing guest page cache and allows mapping host page cache directly in guest address space.

If you want to allow mounting a Virtio Filesystem with the "dax" option, answer Y.

Hardware

LKDDb

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Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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