linux-kernel - [PATCH v3 7/8] selftests/sgx: Move setup_test_encl() to each TEST

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Date:   Fri,  6 Aug 2021 03:17:03 +0300
From:   Jarkko Sakkinen <jarkko@...nel.org>
To:     Shuah Khan <shuah@...nel.org>
Cc:     linux-kselftest@...r.kernel.org, linux-sgx@...r.kernel.org,
        Reinette Chatre <reinette.chatre@...el.com>,
        Borislav Petkov <bp@...en8.de>,
        Jarkko Sakkinen <jarkko@...nel.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH v3 7/8] selftests/sgx: Move setup_test_encl() to each TEST_F()

Create the test enclave inside each TEST_F(), instead of FIXTURE_SETUP(),
so that the heap size can be defined per test.

Signed-off-by: Jarkko Sakkinen <jarkko@...nel.org>
---
 tools/testing/selftests/sgx/main.c | 23 ++++++++++++++++++-----
 1 file changed, 18 insertions(+), 5 deletions(-)

diff --git a/tools/testing/selftests/sgx/main.c b/tools/testing/selftests/sgx/main.c
index 4fbe9856f775..f219768b4e9a 100644
--- a/tools/testing/selftests/sgx/main.c
+++ b/tools/testing/selftests/sgx/main.c
@@ -191,11 +191,6 @@ static bool setup_test_encl(unsigned long heap_size, struct encl *encl,
 
 FIXTURE_SETUP(enclave)
 {
-	if (!setup_test_encl(ENCL_HEAP_SIZE_DEFAULT, &self->encl, _metadata))
-		ASSERT_TRUE(false);
-
-	memset(&self->run, 0, sizeof(self->run));
-	self->run.tcs = self->encl.encl_base;
 }
 
 FIXTURE_TEARDOWN(enclave)
@@ -227,6 +222,12 @@ TEST_F(enclave, unclobbered_vdso)
 {
 	struct encl_op op;
 
+	if (!setup_test_encl(ENCL_HEAP_SIZE_DEFAULT, &self->encl, _metadata))
+		ASSERT_TRUE(false);
+
+	memset(&self->run, 0, sizeof(self->run));
+	self->run.tcs = self->encl.encl_base;
+
 	op.type = ENCL_OP_PUT;
 	op.buffer = MAGIC;
 
@@ -249,6 +250,12 @@ TEST_F(enclave, clobbered_vdso)
 {
 	struct encl_op op;
 
+	if (!setup_test_encl(ENCL_HEAP_SIZE_DEFAULT, &self->encl, _metadata))
+		ASSERT_TRUE(false);
+
+	memset(&self->run, 0, sizeof(self->run));
+	self->run.tcs = self->encl.encl_base;
+
 	op.type = ENCL_OP_PUT;
 	op.buffer = MAGIC;
 
@@ -279,6 +286,12 @@ TEST_F(enclave, clobbered_vdso_and_user_function)
 {
 	struct encl_op op;
 
+	if (!setup_test_encl(ENCL_HEAP_SIZE_DEFAULT, &self->encl, _metadata))
+		ASSERT_TRUE(false);
+
+	memset(&self->run, 0, sizeof(self->run));
+	self->run.tcs = self->encl.encl_base;
+
 	self->run.user_handler = (__u64)test_handler;
 	self->run.user_data = 0xdeadbeef;
 
-- 
2.32.0