[PATCH v1] perf tools: Fix foolproof typo

[Ian Rogers]

In the context of LBR stitching documentation.

Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
 tools/perf/Documentation/perf-c2c.txt    | 2 +-
 tools/perf/Documentation/perf-report.txt | 2 +-
 tools/perf/Documentation/perf-script.txt | 2 +-
 tools/perf/Documentation/perf-top.txt    | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/tools/perf/Documentation/perf-c2c.txt b/tools/perf/Documentation/perf-c2c.txt
index 5c5eb2def83e..af5c3106f468 100644
--- a/tools/perf/Documentation/perf-c2c.txt
+++ b/tools/perf/Documentation/perf-c2c.txt
@@ -121,7 +121,7 @@ REPORT OPTIONS
 	perf c2c record --call-graph lbr.
 	Disabled by default. In common cases with call stack overflows,
 	it can recreate better call stacks than the default lbr call stack
-	output. But this approach is not full proof. There can be cases
+	output. But this approach is not foolproof. There can be cases
 	where it creates incorrect call stacks from incorrect matches.
 	The known limitations include exception handing such as
 	setjmp/longjmp will have calls/returns not match.
diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt
index 4fa509b15948..9b0c0dbf9a77 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -507,7 +507,7 @@ include::itrace.txt[]
 	perf record --call-graph lbr.
 	Disabled by default. In common cases with call stack overflows,
 	it can recreate better call stacks than the default lbr call stack
-	output. But this approach is not full proof. There can be cases
+	output. But this approach is not foolproof. There can be cases
 	where it creates incorrect call stacks from incorrect matches.
 	The known limitations include exception handing such as
 	setjmp/longjmp will have calls/returns not match.
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
index 68e37de5fae4..8d77182fbf31 100644
--- a/tools/perf/Documentation/perf-script.txt
+++ b/tools/perf/Documentation/perf-script.txt
@@ -502,7 +502,7 @@ include::itrace.txt[]
 	perf record --call-graph lbr.
 	Disabled by default. In common cases with call stack overflows,
 	it can recreate better call stacks than the default lbr call stack
-	output. But this approach is not full proof. There can be cases
+	output. But this approach is not foolproof. There can be cases
 	where it creates incorrect call stacks from incorrect matches.
 	The known limitations include exception handing such as
 	setjmp/longjmp will have calls/returns not match.
diff --git a/tools/perf/Documentation/perf-top.txt b/tools/perf/Documentation/perf-top.txt
index e534d709cc5a..c60e615b7183 100644
--- a/tools/perf/Documentation/perf-top.txt
+++ b/tools/perf/Documentation/perf-top.txt
@@ -334,7 +334,7 @@ use '-e e1 -e e2 -G foo,foo' or just use '-e e1 -e e2 -G foo'.
 	callgraph. The option must be used with --call-graph lbr recording.
 	Disabled by default. In common cases with call stack overflows,
 	it can recreate better call stacks than the default lbr call stack
-	output. But this approach is not full proof. There can be cases
+	output. But this approach is not foolproof. There can be cases
 	where it creates incorrect call stacks from incorrect matches.
 	The known limitations include exception handing such as
 	setjmp/longjmp will have calls/returns not match.
-- 
2.39.0.246.g2a6d74b583-goog