[PATCH 3/3] docs: document CONTROL command of xenstore protocol

[Juergen Gross <jgross@suse.com>]

The CONTROL command (former DEBUG command) isn't specified in the
xenstore protocol doc. Add it.

Signed-off-by: Juergen Gross <jgross@suse.com>
---
 docs/misc/xenstore.txt | 29 +++++++++++++++++++++++------
 1 file changed, 23 insertions(+), 6 deletions(-)

diff --git a/docs/misc/xenstore.txt b/docs/misc/xenstore.txt
index fd38d781e2..074650f144 100644
--- a/docs/misc/xenstore.txt
+++ b/docs/misc/xenstore.txt
@@ -319,12 +319,29 @@ SET_TARGET		<domid>|<tdomid>|
 
 ---------- Miscellaneous ----------
 
-DEBUG			print|<string>|??	    sends <string> to debug log
-DEBUG			print|<thing-with-no-nul>   EINVAL
-DEBUG			check|??		    checks xenstored innards
-DEBUG			<anything-else|>	    no-op (future extension)
+CONTROL			<command>|[<parameters>|]
+	Send a control command <command> with optional parameters
+	(<parameters>) to Xenstore daemon. <command> support is
+	implementation specific and might change in future.
 
-	These requests should not generally be used and may be
-	withdrawn in the future.
+	Current commands are:
+	check
+		checks xenstored innards
+	log|on
+		turn xenstore logging on
+	log|off
+		turn xenstore logging off
+	logfile|<file-name>
+		log to specified file
+	memreport|[<file-name>]
+		print memory statistics to logfile (no <file-name>
+		specified) or to specific file
+	print|<string>
+		print <string> to syslog (xenstore runs as daemon) or
+		to console (xenstore runs as stubdom)
+	help			<supported-commands>
+		return list of supported commands for CONTROL
 
+DEBUG
+	Deprecated, now named CONTROL
 
-- 
2.12.0


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