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authorMichael Ellerman <mpe@ellerman.id.au>2015-10-14 12:48:04 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2015-10-15 12:32:03 +0300
commit0b824f2e2b6cf87f2f5318f0950d431a286d25df (patch)
tree6683d3dc5f38bb19a7aaff3de21c2db3d82ac35f /tools/testing
parentad987fc8eae7b5f4085c5ad2610b9af12018c38a (diff)
downloadlinux-0b824f2e2b6cf87f2f5318f0950d431a286d25df.tar.xz
selftests/powerpc: Add tests of unmuxed IPC calls
This is just a simple test which confirms that the individual IPC syscalls are all available. Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'tools/testing')
-rw-r--r--tools/testing/selftests/powerpc/Makefile2
-rw-r--r--tools/testing/selftests/powerpc/syscalls/.gitignore1
-rw-r--r--tools/testing/selftests/powerpc/syscalls/Makefile12
-rw-r--r--tools/testing/selftests/powerpc/syscalls/ipc.h47
-rw-r--r--tools/testing/selftests/powerpc/syscalls/ipc_unmuxed.c61
5 files changed, 122 insertions, 1 deletions
diff --git a/tools/testing/selftests/powerpc/Makefile b/tools/testing/selftests/powerpc/Makefile
index 847adf6e8d16..b120dc11aebe 100644
--- a/tools/testing/selftests/powerpc/Makefile
+++ b/tools/testing/selftests/powerpc/Makefile
@@ -12,7 +12,7 @@ CFLAGS := -Wall -O2 -flto -Wall -Werror -DGIT_VERSION='"$(GIT_VERSION)"' -I$(CUR
export CFLAGS
-SUB_DIRS = pmu copyloops mm tm primitives stringloops vphn switch_endian dscr benchmarks
+SUB_DIRS = pmu copyloops mm tm primitives stringloops vphn switch_endian dscr benchmarks syscalls
endif
diff --git a/tools/testing/selftests/powerpc/syscalls/.gitignore b/tools/testing/selftests/powerpc/syscalls/.gitignore
new file mode 100644
index 000000000000..f0f3fcc9d802
--- /dev/null
+++ b/tools/testing/selftests/powerpc/syscalls/.gitignore
@@ -0,0 +1 @@
+ipc_unmuxed
diff --git a/tools/testing/selftests/powerpc/syscalls/Makefile b/tools/testing/selftests/powerpc/syscalls/Makefile
new file mode 100644
index 000000000000..b35c7945bec5
--- /dev/null
+++ b/tools/testing/selftests/powerpc/syscalls/Makefile
@@ -0,0 +1,12 @@
+TEST_PROGS := ipc_unmuxed
+
+CFLAGS += -I../../../../../usr/include
+
+all: $(TEST_PROGS)
+
+$(TEST_PROGS): ../harness.c
+
+include ../../lib.mk
+
+clean:
+ rm -f $(TEST_PROGS) *.o
diff --git a/tools/testing/selftests/powerpc/syscalls/ipc.h b/tools/testing/selftests/powerpc/syscalls/ipc.h
new file mode 100644
index 000000000000..fbebc022edf6
--- /dev/null
+++ b/tools/testing/selftests/powerpc/syscalls/ipc.h
@@ -0,0 +1,47 @@
+#ifdef __NR_semop
+DO_TEST(semop, __NR_semop)
+#endif
+
+#ifdef __NR_semget
+DO_TEST(semget, __NR_semget)
+#endif
+
+#ifdef __NR_semctl
+DO_TEST(semctl, __NR_semctl)
+#endif
+
+#ifdef __NR_semtimedop
+DO_TEST(semtimedop, __NR_semtimedop)
+#endif
+
+#ifdef __NR_msgsnd
+DO_TEST(msgsnd, __NR_msgsnd)
+#endif
+
+#ifdef __NR_msgrcv
+DO_TEST(msgrcv, __NR_msgrcv)
+#endif
+
+#ifdef __NR_msgget
+DO_TEST(msgget, __NR_msgget)
+#endif
+
+#ifdef __NR_msgctl
+DO_TEST(msgctl, __NR_msgctl)
+#endif
+
+#ifdef __NR_shmat
+DO_TEST(shmat, __NR_shmat)
+#endif
+
+#ifdef __NR_shmdt
+DO_TEST(shmdt, __NR_shmdt)
+#endif
+
+#ifdef __NR_shmget
+DO_TEST(shmget, __NR_shmget)
+#endif
+
+#ifdef __NR_shmctl
+DO_TEST(shmctl, __NR_shmctl)
+#endif
diff --git a/tools/testing/selftests/powerpc/syscalls/ipc_unmuxed.c b/tools/testing/selftests/powerpc/syscalls/ipc_unmuxed.c
new file mode 100644
index 000000000000..2ac02706f8c8
--- /dev/null
+++ b/tools/testing/selftests/powerpc/syscalls/ipc_unmuxed.c
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2015, Michael Ellerman, IBM Corp.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ *
+ * This test simply tests that certain syscalls are implemented. It doesn't
+ * actually exercise their logic in any way.
+ */
+
+#define _GNU_SOURCE
+#include <errno.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <sys/syscall.h>
+
+#include "utils.h"
+
+
+#define DO_TEST(_name, _num) \
+static int test_##_name(void) \
+{ \
+ int rc; \
+ printf("Testing " #_name); \
+ errno = 0; \
+ rc = syscall(_num, -1, 0, 0, 0, 0, 0); \
+ printf("\treturned %d, errno %d\n", rc, errno); \
+ return errno == ENOSYS; \
+}
+
+#include "ipc.h"
+#undef DO_TEST
+
+static int ipc_unmuxed(void)
+{
+ int tests_done = 0;
+
+#define DO_TEST(_name, _num) \
+ FAIL_IF(test_##_name()); \
+ tests_done++;
+
+#include "ipc.h"
+#undef DO_TEST
+
+ /*
+ * If we ran no tests then it means none of the syscall numbers were
+ * defined, possibly because we were built against old headers. But it
+ * means we didn't really test anything, so instead of passing mark it
+ * as a skip to give the user a clue.
+ */
+ SKIP_IF(tests_done == 0);
+
+ return 0;
+}
+
+int main(void)
+{
+ return test_harness(ipc_unmuxed, "ipc_unmuxed");
+}