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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d

 kernel/fs/fuse/Kconfig
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+# SPDX-License-Identifier: GPL-2.0-only
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 config FUSE_FS
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 	tristate "FUSE (Filesystem in Userspace) support"
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 	select FS_POSIX_ACL
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 	  There's also a companion library: libfuse2.  This library is available
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 	  from the FUSE homepage:
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-	  <http://fuse.sourceforge.net/>
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+	  <https://github.com/libfuse/>
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 	  although chances are your distribution already has that library
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 	  installed if you've installed the "fuse" package itself.
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-	  See <file:Documentation/filesystems/fuse.txt> for more information.
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+	  See <file:Documentation/filesystems/fuse.rst> for more information.
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 	  See <file:Documentation/Changes> for needed library/utility version.
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 	  If you want to develop a userspace FS, or if you want to use
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 	  If you want to develop or use a userspace character device
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 	  based on CUSE, answer Y or M.
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+
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+config VIRTIO_FS
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+	tristate "Virtio Filesystem"
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+	depends on FUSE_FS
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+	select VIRTIO
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+	help
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+	  The Virtio Filesystem allows guests to mount file systems from the
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+	  host.
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+
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+	  If you want to share files between guests or with the host, answer Y
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+	  or M.
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+
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+config FUSE_DAX
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+	bool "Virtio Filesystem Direct Host Memory Access support"
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+	default y
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+	select INTERVAL_TREE
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+	depends on VIRTIO_FS
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+	depends on FS_DAX
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+	depends on DAX_DRIVER
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+	help
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+	  This allows bypassing guest page cache and allows mapping host page
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+	  cache directly in guest address space.
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+
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+	  If you want to allow mounting a Virtio Filesystem with the "dax"
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+	  option, answer Y.