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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-12-03 07:53:39 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-12-03 07:53:39 +0100
commit44c94100b6fa83488337fe639eb7baba7dd93a91 (patch)
treeffc60bdfe3a3f2f20359d2a7df8389f3ecf51d82 /tools/testing/selftests/proc/proc-self-map-files-002.c
parent77df6d8d7298fd3fae12a646fd368fdcdb86152c (diff)
parent2595646791c319cadfdbf271563aac97d0843dc7 (diff)
downloadkernel_replicant_linux-44c94100b6fa83488337fe639eb7baba7dd93a91.tar.gz
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Merge 4.20-rc5 into usb-next
We need the USB fixes into usb-next. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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.c9
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;