diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2018-03-14 20:23:25 +0100 |
---|---|---|
committer | Thomas Gleixner <tglx@linutronix.de> | 2018-03-14 20:23:25 +0100 |
commit | 745dd37f9d67c75d6cf1a1bebfcca71bdeb7a34c (patch) | |
tree | e556543ed86b7f49e4972d8ea048ff9e46592b4d /tools/testing/selftests/powerpc/mm/subpage_prot.c | |
parent | 02428742639bc3300c8c527b054d0ec0bdf5571d (diff) | |
parent | 18a955219bf7d9008ce480d4451b6b8bf4483a22 (diff) |
Merge branch 'x86/urgent' into x86/mm to pick up dependencies
Diffstat (limited to 'tools/testing/selftests/powerpc/mm/subpage_prot.c')
-rw-r--r-- | tools/testing/selftests/powerpc/mm/subpage_prot.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/tools/testing/selftests/powerpc/mm/subpage_prot.c b/tools/testing/selftests/powerpc/mm/subpage_prot.c index 35ade7406dcd..3ae77ba93208 100644 --- a/tools/testing/selftests/powerpc/mm/subpage_prot.c +++ b/tools/testing/selftests/powerpc/mm/subpage_prot.c @@ -135,6 +135,16 @@ static int run_test(void *addr, unsigned long size) return 0; } +static int syscall_available(void) +{ + int rc; + + errno = 0; + rc = syscall(__NR_subpage_prot, 0, 0, 0); + + return rc == 0 || (errno != ENOENT && errno != ENOSYS); +} + int test_anon(void) { unsigned long align; @@ -145,6 +155,8 @@ int test_anon(void) void *mallocblock; unsigned long mallocsize; + SKIP_IF(!syscall_available()); + if (getpagesize() != 0x10000) { fprintf(stderr, "Kernel page size must be 64K!\n"); return 1; @@ -180,6 +192,8 @@ int test_file(void) off_t filesize; int fd; + SKIP_IF(!syscall_available()); + fd = open(file_name, O_RDWR); if (fd == -1) { perror("failed to open file"); |