---

yaml
---
r: 191215
b: refs/heads/master
c: df0faf4
h: refs/heads/master
i:
  191213: 451b3cd
  191211: 33a5cc5
  191207: b2642ff
  191199: ac7e5f7
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 48481938b02471d505296d7557ed296eb093d496
+refs/heads/master: df0faf4be02996135bc3a06b4f34360449c78084

trunk/tools/perf/Documentation/perf-probe.txt

@@ -87,7 +87,7 @@ Each probe argument follows below syntax.
 
  [NAME=]LOCALVAR|$retval|%REG|@SYMBOL
 
-'NAME' specifies the name of this argument (optional). You can use the name of local variable, local data structure member (e.g. var->field, var.field2), or kprobe-tracer argument format (e.g. $retval, %ax, etc).
+'NAME' specifies the name of this argument (optional). You can use the name of local variable, local data structure member (e.g. var->field, var.field2), or kprobe-tracer argument format (e.g. $retval, %ax, etc). Note that the name of this argument will be set as the last member name if you specify a local data structure member (e.g. field2 for 'var->field1.field2'.)
 
 LINE SYNTAX
 -----------

trunk/tools/perf/util/probe-event.c

@@ -481,6 +481,10 @@ static void parse_perf_probe_arg(const char *str, struct perf_probe_arg *arg)
 	} while (tmp);
 	(*fieldp)->name = xstrdup(str);
 	pr_debug("%s(%d)\n", (*fieldp)->name, (*fieldp)->ref);
+
+	/* If no name is specified, set the last field name */
+	if (!arg->name)
+		arg->name = xstrdup((*fieldp)->name);
 }
 
 /* Parse perf-probe event command */