perf script: Fix documentation of '-f' when it should be '-F'

The documentation for perf script mixes up '-f' and '-F'. Fix it.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/None
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
index 4fc44c7..4f34379 100644 (file)
--- a/tools/perf/Documentation/perf-script.txt
+++ b/tools/perf/Documentation/perf-script.txt
@@ -119,13 +119,13 @@ OPTIONS
        srcline, period, iregs, brstack, brstacksym, flags.
         Field list can be prepended with the type, trace, sw or hw,
         to indicate to which event type the field list applies.
-        e.g., -f sw:comm,tid,time,ip,sym  and -f trace:time,cpu,trace
+        e.g., -F sw:comm,tid,time,ip,sym  and -F trace:time,cpu,trace
 
-               perf script -f <fields>
+               perf script -F <fields>
 
        is equivalent to:
 
-               perf script -f trace:<fields> -f sw:<fields> -f hw:<fields>
+               perf script -F trace:<fields> -F sw:<fields> -F hw:<fields>
 
        i.e., the specified fields apply to all event types if the type string
        is not given.
@@ -133,9 +133,9 @@ OPTIONS
        The arguments are processed in the order received. A later usage can
        reset a prior request. e.g.:
 
-               -f trace: -f comm,tid,time,ip,sym
+               -F trace: -F comm,tid,time,ip,sym
 
-       The first -f suppresses trace events (field list is ""), but then the
+       The first -F suppresses trace events (field list is ""), but then the
        second invocation sets the fields to comm,tid,time,ip,sym. In this case a
        warning is given to the user:
 
@@ -143,9 +143,9 @@ OPTIONS
 
        Alternatively, consider the order:
 
-               -f comm,tid,time,ip,sym -f trace:
+               -F comm,tid,time,ip,sym -F trace:
 
-       The first -f sets the fields for all events and the second -f
+       The first -F sets the fields for all events and the second -F
        suppresses trace events. The user is given a warning message about
        the override, and the result of the above is that only S/W and H/W
        events are displayed with the given fields.
@@ -154,14 +154,14 @@ OPTIONS
        event type, a message is displayed to the user that the option is
        ignored for that type. For example:
 
-               $ perf script -f comm,tid,trace
+               $ perf script -F comm,tid,trace
                'trace' not valid for hardware events. Ignoring.
                'trace' not valid for software events. Ignoring.
 
        Alternatively, if the type is given an invalid field is specified it
        is an error. For example:
 
-        perf script -v -f sw:comm,tid,trace
+        perf script -v -F sw:comm,tid,trace
         'trace' not valid for software events.
 
        At this point usage is displayed, and perf-script exits.
@@ -173,7 +173,7 @@ OPTIONS
        respectively.
 
        Finally, a user may not set fields to none for all event types.
-       i.e., -f "" is not allowed.
+       i.e., -F "" is not allowed.
 
        The brstack output includes branch related information with raw addresses using the
        /v/v/v/v/ syntax in the following order: