From: David Goulet <dgoulet@efficios.com>
Date: Wed, 21 May 2014 15:41:46 +0000 (-0400)
Subject: Fix: clarify man page lttng.1
X-Git-Tag: v2.4.2~21
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=2ff2da660e784c99958e8ca5d9b10fbb49151693;p=lttng-tools.git

Fix: clarify man page lttng.1

Backported to stable-2.3 and 2.4.

Fixes #689

Signed-off-by: David Goulet <dgoulet@efficios.com>
---

diff --git a/doc/man/lttng.1 b/doc/man/lttng.1
index e59a8706d..834d302bf 100644
--- a/doc/man/lttng.1
+++ b/doc/man/lttng.1
@@ -580,6 +580,11 @@ running applications can be found under columns "PID" and "LWP" of the
   '$ctx.vtid == 1234'
 .fi
 
+Context information is available to all filters whether or not the add-context
+command has been used to add it to the event's channel, as long as the context
+field exists for that domain. For example, the filter examples given above will
+never fail to link: no add-context is required for the event's channel.
+
 .TP
 .BR "\-x, \-\-exclude LIST"
 Add exclusions to UST tracepoints: