linux-ext4 - [PATCH v4 linux-kselftest-test 2/6] kunit: hide unexported try-catch interface in try-catch-impl.h

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Date:   Fri, 15 Nov 2019 10:16:08 +0000
From:   Alan Maguire <alan.maguire@...cle.com>
To:     brendanhiggins@...gle.com, skhan@...uxfoundation.org,
        linux-kselftest@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, kunit-dev@...glegroups.com,
        keescook@...omium.org, yzaikin@...gle.com,
        akpm@...ux-foundation.org, yamada.masahiro@...ionext.com,
        catalin.marinas@....com, joe.lawrence@...hat.com,
        penguin-kernel@...ove.sakura.ne.jp, schowdary@...dia.com,
        urezki@...il.com, andriy.shevchenko@...ux.intel.com,
        corbet@....net, tytso@....edu, adilger.kernel@...ger.ca,
        mcgrof@...nel.org, changbin.du@...el.com,
        linux-ext4@...r.kernel.org, linux-doc@...r.kernel.org,
        sboyd@...nel.org, Alan Maguire <alan.maguire@...cle.com>
Subject: [PATCH v4 linux-kselftest-test 2/6] kunit: hide unexported try-catch interface in try-catch-impl.h

Define function as static inline in try-catch-impl.h to allow it to
be used in kunit itself and tests.  Also remove unused
kunit_generic_try_catch

Signed-off-by: Alan Maguire <alan.maguire@...cle.com>
---
 include/kunit/try-catch.h  | 10 ----------
 lib/kunit/test-test.c      |  2 ++
 lib/kunit/test.c           |  2 +-
 lib/kunit/try-catch-impl.h | 28 ++++++++++++++++++++++++++++
 lib/kunit/try-catch.c      | 13 ++-----------
 5 files changed, 33 insertions(+), 22 deletions(-)
 create mode 100644 lib/kunit/try-catch-impl.h

diff --git a/include/kunit/try-catch.h b/include/kunit/try-catch.h
index 404f336..c507dd4 100644
--- a/include/kunit/try-catch.h
+++ b/include/kunit/try-catch.h
@@ -53,11 +53,6 @@ struct kunit_try_catch {
 	void *context;
 };
 
-void kunit_try_catch_init(struct kunit_try_catch *try_catch,
-			  struct kunit *test,
-			  kunit_try_catch_func_t try,
-			  kunit_try_catch_func_t catch);
-
 void kunit_try_catch_run(struct kunit_try_catch *try_catch, void *context);
 
 void __noreturn kunit_try_catch_throw(struct kunit_try_catch *try_catch);
@@ -67,9 +62,4 @@ static inline int kunit_try_catch_get_result(struct kunit_try_catch *try_catch)
 	return try_catch->try_result;
 }
 
-/*
- * Exposed for testing only.
- */
-void kunit_generic_try_catch_init(struct kunit_try_catch *try_catch);
-
 #endif /* _KUNIT_TRY_CATCH_H */
diff --git a/lib/kunit/test-test.c b/lib/kunit/test-test.c
index 5ebe059..5a6cc04 100644
--- a/lib/kunit/test-test.c
+++ b/lib/kunit/test-test.c
@@ -7,6 +7,8 @@
  */
 #include <kunit/test.h>
 
+#include "try-catch-impl.h"
+
 struct kunit_try_catch_test_context {
 	struct kunit_try_catch *try_catch;
 	bool function_called;
diff --git a/lib/kunit/test.c b/lib/kunit/test.c
index 36ebf47..58a6227 100644
--- a/lib/kunit/test.c
+++ b/lib/kunit/test.c
@@ -7,11 +7,11 @@
  */
 
 #include <kunit/test.h>
-#include <kunit/try-catch.h>
 #include <linux/kernel.h>
 #include <linux/sched/debug.h>
 
 #include "string-stream.h"
+#include "try-catch-impl.h"
 
 static void kunit_set_failure(struct kunit *test)
 {
diff --git a/lib/kunit/try-catch-impl.h b/lib/kunit/try-catch-impl.h
new file mode 100644
index 0000000..e308d5c
--- /dev/null
+++ b/lib/kunit/try-catch-impl.h
@@ -0,0 +1,28 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * An API to allow a function, that may fail, to be executed, and recover in a
+ * controlled manner.
+ *
+ * Copyright (C) 2019, Google LLC.
+ * Author: Brendan Higgins <brendanhiggins@...gle.com>
+ */
+
+#ifndef _KUNIT_TRY_CATCH_IMPL_H
+#define _KUNIT_TRY_CATCH_IMPL_H
+
+#include <kunit/try-catch.h>
+#include <linux/types.h>
+
+struct kunit;
+
+static inline void kunit_try_catch_init(struct kunit_try_catch *try_catch,
+					struct kunit *test,
+					kunit_try_catch_func_t try,
+					kunit_try_catch_func_t catch)
+{
+	try_catch->test = test;
+	try_catch->try = try;
+	try_catch->catch = catch;
+}
+
+#endif /* _KUNIT_TRY_CATCH_IMPL_H */
diff --git a/lib/kunit/try-catch.c b/lib/kunit/try-catch.c
index 55686839..4a66d16 100644
--- a/lib/kunit/try-catch.c
+++ b/lib/kunit/try-catch.c
@@ -8,12 +8,13 @@
  */
 
 #include <kunit/test.h>
-#include <kunit/try-catch.h>
 #include <linux/completion.h>
 #include <linux/kernel.h>
 #include <linux/kthread.h>
 #include <linux/sched/sysctl.h>
 
+#include "try-catch-impl.h"
+
 void __noreturn kunit_try_catch_throw(struct kunit_try_catch *try_catch)
 {
 	try_catch->try_result = -EFAULT;
@@ -106,13 +107,3 @@ void kunit_try_catch_run(struct kunit_try_catch *try_catch, void *context)
 
 	try_catch->catch(try_catch->context);
 }
-
-void kunit_try_catch_init(struct kunit_try_catch *try_catch,
-			  struct kunit *test,
-			  kunit_try_catch_func_t try,
-			  kunit_try_catch_func_t catch)
-{
-	try_catch->test = test;
-	try_catch->try = try;
-	try_catch->catch = catch;
-}
-- 
1.8.3.1