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+.TH DEVMAP_NAME 8 "February 2004" "" "Linux Administrator's Manual"
+.SH NAME
+devmap_name \- Query device-mapper name
+.SH SYNOPSIS
+.BI devmap_name " major minor"
+.SH DESCRIPTION
+.B devmap_name
+queries the device-mapper for the name for the device
+specified by
+.I major
+and
+.I minor
+number.
+.br
+.B devmap_name
+can be called from
+.B udev
+by the following rule in
+.IR /etc/udev/udev.rules :
+.sp
+.nf
+KERNEL="dm-[0-9]*", PROGRAM="/sbin/devmap_name %M %m", \\
+ NAME="%k", SYMLINK="%c"
+.fi
+.SH "SEE ALSO"
+.BR udev (8),
+.BR dmsetup (8)
+.SH AUTHORS
+.B devmap_name
+was developed by Christophe Varoqui, <christophe.varoqui@free.fr> and others.