Document how filters provided before any input files are global while
filters coming after a -i only apply to that filter.
Signed-off-by: Gabriel Krisman Bertazi <krisman@xxxxxxx>
---
Documentation/trace-cmd/trace-cmd-report.1.txt | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/Documentation/trace-cmd/trace-cmd-report.1.txt b/Documentation/trace-cmd/trace-cmd-report.1.txt
index 71df9a8..ddbde81 100644
--- a/Documentation/trace-cmd/trace-cmd-report.1.txt
+++ b/Documentation/trace-cmd/trace-cmd-report.1.txt
@@ -69,8 +69,12 @@ OPTIONS
is only to the microsecond. To see the full timestamp, add the *-t* option.
*-F* 'filter'::
- Add a filter to limit what events are displayed. The format of the filter
- is:
+ Add a filter to limit what events are displayed. Filters defined
+ after an input file (specified with *-i*) only apply to that
+ input file. Filters provided before any input file is given are
+ considered global and apply to all input files.
+
+ The format of the filter is:
[source,bison]
----
--
2.40.0
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