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[PATCH] add documentation about the BUS key being optional for the CALLOUT rule.
[elogind.git]
/
udev.8
diff --git
a/udev.8
b/udev.8
index f2006c42dc60aef84065b69cab2ed65506660a5e..0a0640ad8c95d633e76cd2704f95d86077bc63ed 100644
(file)
--- a/
udev.8
+++ b/
udev.8
@@
-106,7
+106,10
@@
The line format is:
where valid methods with corresponding keys are:
.TP
.B CALLOUT
where valid methods with corresponding keys are:
.TP
.B CALLOUT
-calling external program, that returns a string to match
+calling external program, that returns a string to match. The
+.BR BUS
+key is optional, but if specified, the sysfs device bus must be able to be
+detemined by a "device" symlink.
.br
.RB "keys: " BUS ", " PROGRAM ", " ID
.TP
.br
.RB "keys: " BUS ", " PROGRAM ", " ID
.TP