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| author | Jason Gunthorpe <jgg@mellanox.com> | 2018-12-11 14:24:57 -0700 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-12-11 14:24:57 -0700 |
| commit | 28ab1bb0e8f031dd7dd3462ff8f6b2e93fc77e7f (patch) | |
| tree | 3c0d2177d9bfc513c2d06c1efb5ab62c74fd1953 /tools/testing/selftests/proc/proc-self-map-files-002.c | |
| parent | b874155a5fa450bf5e4b5303cbfff05958805bf8 (diff) | |
| parent | 40e020c129cfc991e8ab4736d2665351ffd1468d (diff) | |
Merge tag 'v4.20-rc6' into rdma.git for-next
For dependencies in following patches.
Diffstat (limited to 'tools/testing/selftests/proc/proc-self-map-files-002.c')
| -rw-r--r-- | tools/testing/selftests/proc/proc-self-map-files-002.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/tools/testing/selftests/proc/proc-self-map-files-002.c b/tools/testing/selftests/proc/proc-self-map-files-002.c index 6f1f4a6e1ecb..85744425b08d 100644 --- a/tools/testing/selftests/proc/proc-self-map-files-002.c +++ b/tools/testing/selftests/proc/proc-self-map-files-002.c @@ -13,7 +13,7 @@ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -/* Test readlink /proc/self/map_files/... with address 0. */ +/* Test readlink /proc/self/map_files/... with minimum address. */ #include <errno.h> #include <sys/types.h> #include <sys/stat.h> @@ -47,6 +47,11 @@ static void fail(const char *fmt, unsigned long a, unsigned long b) int main(void) { const unsigned int PAGE_SIZE = sysconf(_SC_PAGESIZE); +#ifdef __arm__ + unsigned long va = 2 * PAGE_SIZE; +#else + unsigned long va = 0; +#endif void *p; int fd; unsigned long a, b; @@ -55,7 +60,7 @@ int main(void) if (fd == -1) return 1; - p = mmap(NULL, PAGE_SIZE, PROT_NONE, MAP_PRIVATE|MAP_FILE|MAP_FIXED, fd, 0); + p = mmap((void *)va, PAGE_SIZE, PROT_NONE, MAP_PRIVATE|MAP_FILE|MAP_FIXED, fd, 0); if (p == MAP_FAILED) { if (errno == EPERM) return 2; |