Lines Matching +full:turn +full:- +full:on

1 # SPDX-License-Identifier: GPL-2.0-only
7 	  An overlay filesystem combines two filesystems - an 'upper' filesystem
16 	bool "Overlayfs: turn on redirect directory feature by default"
17 	depends on OVERLAY_FS
21 	  still possible to turn off redirects globally with the
22 	  "redirect_dir=off" module option or on a filesystem instance basis
26 	  an overlay which has redirects on a kernel that doesn't support this
34 	depends on OVERLAY_FS
47 	bool "Overlayfs: turn on inodes index feature by default"
48 	depends on OVERLAY_FS
52 	  In this case it is still possible to turn off index globally with the
53 	  "index=off" module option or on a filesystem instance basis with the
56 	  The inodes index feature prevents breaking of lower hardlinks on copy
60 	  That is, mounting an overlay which has an inodes index on a kernel
66 	bool "Overlayfs: turn on NFS export feature by default"
67 	depends on OVERLAY_FS
68 	depends on OVERLAY_FS_INDEX
69 	depends on !OVERLAY_FS_METACOPY
73 	  In this case, it is still possible to turn off NFS export support
74 	  globally with the "nfs_export=off" module option or on a filesystem
77 	  The NFS export feature creates an index on copy up of every file and
79 	  inconsistencies on lookup, like redirect from multiple upper dirs to
80 	  the same lower dir.  The full index may incur some overhead on mount
85 	  That is, mounting an overlay which has a full index on a kernel
88 	  Most users should say N here and enable this feature on a case-by-
89 	  case basis with the "nfs_export=on" mount option.
96 	depends on OVERLAY_FS
97 	depends on 64BIT
112 	bool "Overlayfs: turn on metadata only copy up feature by default"
113 	depends on OVERLAY_FS
119 	  possible to turn off this feature globally with the "metacopy=off"
120 	  module option or on a filesystem instance basis with the
124 	  mounting an overlay which has metacopy only inodes on a kernel
130 	bool "Overlayfs: turn on extra debugging checks"
132 	depends on OVERLAY_FS