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28 .\" @(#)kvm_getvfsbyname.3 8.3 (Berkeley) 5/4/95
36 .Nd get information about a file system
43 .Fn getvfsbyname "const char *name" "struct xvfsconf *vfc"
47 function provides access to information about a
48 file system module that is configured in the kernel.
50 the requested file system
52 is returned in the location pointed to by
55 .Dq Li struct xvfsconf
56 are defined as follows:
58 .Bl -tag -compact -width vfc_refcount
60 the name of the file system
62 the file system type number assigned by the kernel
64 the number of active mount points using the file system
66 flag bits, as described below
69 The flags are defined as follows:
71 .Bl -tag -width VFCF_DELEGADMIN -compact
73 statically compiled into kernel
75 may get data over the network
77 writes are not implemented
79 data does not represent real files
81 aliases some other mounted FS
83 stores file names as Unicode
85 can be mounted from within a jail if
88 .Va allow.mount.<vfc_name>
89 jail parameters are set
90 .It Dv VFCF_DELEGADMIN
91 supports delegated administration if
99 The following errors may be reported:
105 specifies a file system that is unknown or not configured in the kernel.
117 function first appeared in