diff options
Diffstat (limited to 'tools/testing/selftests/mm/protection_keys.c')
| -rw-r--r-- | tools/testing/selftests/mm/protection_keys.c | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/tools/testing/selftests/mm/protection_keys.c b/tools/testing/selftests/mm/protection_keys.c index eaa6d1fc5328..cc6de1644360 100644 --- a/tools/testing/selftests/mm/protection_keys.c +++ b/tools/testing/selftests/mm/protection_keys.c @@ -950,16 +950,6 @@ void close_test_fds(void) nr_test_fds = 0; } -#define barrier() __asm__ __volatile__("": : :"memory") -__attribute__((noinline)) int read_ptr(int *ptr) -{ - /* - * Keep GCC from optimizing this away somehow - */ - barrier(); - return *ptr; -} - void test_pkey_alloc_free_attach_pkey0(int *ptr, u16 pkey) { int i, err; |