Hi Linus,
Please pull the following Kselftest update for Linux 5.12-rc1.
This Kselftest update for Linux 5.12-rc1 consists of:
- dmabuf-heaps test fixes and cleanups from John Stultz.
- seccomp test fix to accept any valid fd in user_notification_addfd.
- Minor fixes to breakpoints and vDSO tests.
- Minor code cleanups to ipc and x86 tests.
diff is attached.
thanks,
-- Shuah
----------------------------------------------------------------
The following changes since commit 92bf22614b21a2706f4993b278017e437f7785b3:
Linux 5.11-rc7 (2021-02-07 13:57:38 -0800)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest
tags/linux-kselftest-next-5.12-rc1
for you to fetch changes up to e0c0840a46db9d50ba7391082d665d74f320c39f:
selftests/seccomp: Accept any valid fd in user_notification_addfd
(2021-02-09 17:39:01 -0700)
----------------------------------------------------------------
linux-kselftest-next-5.12-rc1
This Kselftest update for Linux 5.12-rc1 consists of:
- dmabuf-heaps test fixes and cleanups from John Stultz.
- seccomp test fix to accept any valid fd in user_notification_addfd.
- Minor fixes to breakpoints and vDSO tests.
- Minor code cleanups to ipc and x86 tests.
----------------------------------------------------------------
John Stultz (5):
kselftests: dmabuf-heaps: Fix Makefile's inclusion of the
kernel's usr/include dir
kselftests: dmabuf-heaps: Add clearer checks on DMABUF_BEGIN/END_SYNC
kselftests: dmabuf-heaps: Softly fail if don't find a vgem device
kselftests: dmabuf-heaps: Cleanup test output
kselftests: dmabuf-heaps: Add extra checking that allocated
buffers are zeroed
Seth Forshee (1):
selftests/seccomp: Accept any valid fd in user_notification_addfd
Tiezhu Yang (1):
selftests: breakpoints: Use correct error messages in
breakpoint_test_arm64.c
Tobias Klauser (2):
selftests/vDSO: fix ABI selftest on riscv
selftests/timens: add futex binary to .gitignore
Yang Li (2):
selftests/ipc: remove unneeded semicolon
selftests/x86/ldt_gdt: remove unneeded semicolon
.../selftests/breakpoints/breakpoint_test_arm64.c | 4 +-
tools/testing/selftests/dmabuf-heaps/Makefile | 2 +-
tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c | 149
++++++++++++++++-----
tools/testing/selftests/ipc/msgque.c | 6 +-
tools/testing/selftests/seccomp/seccomp_bpf.c | 8 +-
tools/testing/selftests/timens/.gitignore | 1 +
tools/testing/selftests/vDSO/vdso_config.h | 4 +-
tools/testing/selftests/x86/ldt_gdt.c | 2 +-
8 files changed, 132 insertions(+), 44 deletions(-)
----------------------------------------------------------------
diff --git a/tools/testing/selftests/breakpoints/breakpoint_test_arm64.c b/tools/testing/selftests/breakpoints/breakpoint_test_arm64.c
index ad41ea69001b..e7041816085a 100644
--- a/tools/testing/selftests/breakpoints/breakpoint_test_arm64.c
+++ b/tools/testing/selftests/breakpoints/breakpoint_test_arm64.c
@@ -145,7 +145,7 @@ static bool run_test(int wr_size, int wp_size, int wr, int wp)
if (ptrace(PTRACE_CONT, pid, NULL, NULL) < 0) {
ksft_print_msg(
- "ptrace(PTRACE_SINGLESTEP) failed: %s\n",
+ "ptrace(PTRACE_CONT) failed: %s\n",
strerror(errno));
return false;
}
@@ -159,7 +159,7 @@ static bool run_test(int wr_size, int wp_size, int wr, int wp)
}
alarm(0);
if (WIFEXITED(status)) {
- ksft_print_msg("child did not single-step\n");
+ ksft_print_msg("child exited prematurely\n");
return false;
}
if (!WIFSTOPPED(status)) {
diff --git a/tools/testing/selftests/dmabuf-heaps/Makefile b/tools/testing/selftests/dmabuf-heaps/Makefile
index 607c2acd2082..604b43ece15f 100644
--- a/tools/testing/selftests/dmabuf-heaps/Makefile
+++ b/tools/testing/selftests/dmabuf-heaps/Makefile
@@ -1,5 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
-CFLAGS += -static -O3 -Wl,-no-as-needed -Wall -I../../../../usr/include
+CFLAGS += -static -O3 -Wl,-no-as-needed -Wall
TEST_GEN_PROGS = dmabuf-heap
diff --git a/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c b/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c
index 909da9cdda97..29af27acd40e 100644
--- a/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c
+++ b/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c
@@ -130,16 +130,13 @@ static int dmabuf_heap_alloc(int fd, size_t len, unsigned int flags,
dmabuf_fd);
}
-static void dmabuf_sync(int fd, int start_stop)
+static int dmabuf_sync(int fd, int start_stop)
{
struct dma_buf_sync sync = {
.flags = start_stop | DMA_BUF_SYNC_RW,
};
- int ret;
- ret = ioctl(fd, DMA_BUF_IOCTL_SYNC, &sync);
- if (ret)
- printf("sync failed %d\n", errno);
+ return ioctl(fd, DMA_BUF_IOCTL_SYNC, &sync);
}
#define ONE_MEG (1024 * 1024)
@@ -151,16 +148,14 @@ static int test_alloc_and_import(char *heap_name)
void *p = NULL;
int ret;
- printf("Testing heap: %s\n", heap_name);
-
heap_fd = dmabuf_heap_open(heap_name);
if (heap_fd < 0)
return -1;
- printf("Allocating 1 MEG\n");
+ printf(" Testing allocation and importing: ");
ret = dmabuf_heap_alloc(heap_fd, ONE_MEG, 0, &dmabuf_fd);
if (ret) {
- printf("Allocation Failed!\n");
+ printf("FAIL (Allocation Failed!)\n");
ret = -1;
goto out;
}
@@ -172,11 +167,10 @@ static int test_alloc_and_import(char *heap_name)
dmabuf_fd,
0);
if (p == MAP_FAILED) {
- printf("mmap() failed: %m\n");
+ printf("FAIL (mmap() failed)\n");
ret = -1;
goto out;
}
- printf("mmap passed\n");
dmabuf_sync(dmabuf_fd, DMA_BUF_SYNC_START);
memset(p, 1, ONE_MEG / 2);
@@ -186,25 +180,31 @@ static int test_alloc_and_import(char *heap_name)
importer_fd = open_vgem();
if (importer_fd < 0) {
ret = importer_fd;
- printf("Failed to open vgem\n");
- goto out;
+ printf("(Could not open vgem - skipping): ");
+ } else {
+ ret = import_vgem_fd(importer_fd, dmabuf_fd, &handle);
+ if (ret < 0) {
+ printf("FAIL (Failed to import buffer)\n");
+ goto out;
+ }
}
- ret = import_vgem_fd(importer_fd, dmabuf_fd, &handle);
+ ret = dmabuf_sync(dmabuf_fd, DMA_BUF_SYNC_START);
if (ret < 0) {
- printf("Failed to import buffer\n");
+ printf("FAIL (DMA_BUF_SYNC_START failed!)\n");
goto out;
}
- printf("import passed\n");
- dmabuf_sync(dmabuf_fd, DMA_BUF_SYNC_START);
memset(p, 0xff, ONE_MEG);
- dmabuf_sync(dmabuf_fd, DMA_BUF_SYNC_END);
- printf("syncs passed\n");
+ ret = dmabuf_sync(dmabuf_fd, DMA_BUF_SYNC_END);
+ if (ret < 0) {
+ printf("FAIL (DMA_BUF_SYNC_END failed!)\n");
+ goto out;
+ }
close_handle(importer_fd, handle);
ret = 0;
-
+ printf(" OK\n");
out:
if (p)
munmap(p, ONE_MEG);
@@ -218,6 +218,84 @@ static int test_alloc_and_import(char *heap_name)
return ret;
}
+static int test_alloc_zeroed(char *heap_name, size_t size)
+{
+ int heap_fd = -1, dmabuf_fd[32];
+ int i, j, ret;
+ void *p = NULL;
+ char *c;
+
+ printf(" Testing alloced %ldk buffers are zeroed: ", size / 1024);
+ heap_fd = dmabuf_heap_open(heap_name);
+ if (heap_fd < 0)
+ return -1;
+
+ /* Allocate and fill a bunch of buffers */
+ for (i = 0; i < 32; i++) {
+ ret = dmabuf_heap_alloc(heap_fd, size, 0, &dmabuf_fd[i]);
+ if (ret < 0) {
+ printf("FAIL (Allocation (%i) failed)\n", i);
+ goto out;
+ }
+ /* mmap and fill with simple pattern */
+ p = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, dmabuf_fd[i], 0);
+ if (p == MAP_FAILED) {
+ printf("FAIL (mmap() failed!)\n");
+ ret = -1;
+ goto out;
+ }
+ dmabuf_sync(dmabuf_fd[i], DMA_BUF_SYNC_START);
+ memset(p, 0xff, size);
+ dmabuf_sync(dmabuf_fd[i], DMA_BUF_SYNC_END);
+ munmap(p, size);
+ }
+ /* close them all */
+ for (i = 0; i < 32; i++)
+ close(dmabuf_fd[i]);
+
+ /* Allocate and validate all buffers are zeroed */
+ for (i = 0; i < 32; i++) {
+ ret = dmabuf_heap_alloc(heap_fd, size, 0, &dmabuf_fd[i]);
+ if (ret < 0) {
+ printf("FAIL (Allocation (%i) failed)\n", i);
+ goto out;
+ }
+
+ /* mmap and validate everything is zero */
+ p = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, dmabuf_fd[i], 0);
+ if (p == MAP_FAILED) {
+ printf("FAIL (mmap() failed!)\n");
+ ret = -1;
+ goto out;
+ }
+ dmabuf_sync(dmabuf_fd[i], DMA_BUF_SYNC_START);
+ c = (char *)p;
+ for (j = 0; j < size; j++) {
+ if (c[j] != 0) {
+ printf("FAIL (Allocated buffer not zeroed @ %i)\n", j);
+ break;
+ }
+ }
+ dmabuf_sync(dmabuf_fd[i], DMA_BUF_SYNC_END);
+ munmap(p, size);
+ }
+ /* close them all */
+ for (i = 0; i < 32; i++)
+ close(dmabuf_fd[i]);
+
+ close(heap_fd);
+ printf("OK\n");
+ return 0;
+
+out:
+ while (i > 0) {
+ close(dmabuf_fd[i]);
+ i--;
+ }
+ close(heap_fd);
+ return ret;
+}
+
/* Test the ioctl version compatibility w/ a smaller structure then expected */
static int dmabuf_heap_alloc_older(int fd, size_t len, unsigned int flags,
int *dmabuf_fd)
@@ -292,23 +370,24 @@ static int test_alloc_compat(char *heap_name)
if (heap_fd < 0)
return -1;
- printf("Testing (theoretical)older alloc compat\n");
+ printf(" Testing (theoretical)older alloc compat: ");
ret = dmabuf_heap_alloc_older(heap_fd, ONE_MEG, 0, &dmabuf_fd);
if (ret) {
- printf("Older compat allocation failed!\n");
+ printf("FAIL (Older compat allocation failed!)\n");
ret = -1;
goto out;
}
close(dmabuf_fd);
+ printf("OK\n");
- printf("Testing (theoretical)newer alloc compat\n");
+ printf(" Testing (theoretical)newer alloc compat: ");
ret = dmabuf_heap_alloc_newer(heap_fd, ONE_MEG, 0, &dmabuf_fd);
if (ret) {
- printf("Newer compat allocation failed!\n");
+ printf("FAIL (Newer compat allocation failed!)\n");
ret = -1;
goto out;
}
- printf("Ioctl compatibility tests passed\n");
+ printf("OK\n");
out:
if (dmabuf_fd >= 0)
close(dmabuf_fd);
@@ -327,17 +406,17 @@ static int test_alloc_errors(char *heap_name)
if (heap_fd < 0)
return -1;
- printf("Testing expected error cases\n");
+ printf(" Testing expected error cases: ");
ret = dmabuf_heap_alloc(0, ONE_MEG, 0x111111, &dmabuf_fd);
if (!ret) {
- printf("Did not see expected error (invalid fd)!\n");
+ printf("FAIL (Did not see expected error (invalid fd)!)\n");
ret = -1;
goto out;
}
ret = dmabuf_heap_alloc(heap_fd, ONE_MEG, 0x111111, &dmabuf_fd);
if (!ret) {
- printf("Did not see expected error (invalid heap flags)!\n");
+ printf("FAIL (Did not see expected error (invalid heap flags)!)\n");
ret = -1;
goto out;
}
@@ -345,12 +424,12 @@ static int test_alloc_errors(char *heap_name)
ret = dmabuf_heap_alloc_fdflags(heap_fd, ONE_MEG,
~(O_RDWR | O_CLOEXEC), 0, &dmabuf_fd);
if (!ret) {
- printf("Did not see expected error (invalid fd flags)!\n");
+ printf("FAIL (Did not see expected error (invalid fd flags)!)\n");
ret = -1;
goto out;
}
- printf("Expected error checking passed\n");
+ printf("OK\n");
ret = 0;
out:
if (dmabuf_fd >= 0)
@@ -379,10 +458,20 @@ int main(void)
if (!strncmp(dir->d_name, "..", 3))
continue;
+ printf("Testing heap: %s\n", dir->d_name);
+ printf("=======================================\n");
ret = test_alloc_and_import(dir->d_name);
if (ret)
break;
+ ret = test_alloc_zeroed(dir->d_name, 4 * 1024);
+ if (ret)
+ break;
+
+ ret = test_alloc_zeroed(dir->d_name, ONE_MEG);
+ if (ret)
+ break;
+
ret = test_alloc_compat(dir->d_name);
if (ret)
break;
diff --git a/tools/testing/selftests/ipc/msgque.c b/tools/testing/selftests/ipc/msgque.c
index 5ec4d9e18806..656c43c24044 100644
--- a/tools/testing/selftests/ipc/msgque.c
+++ b/tools/testing/selftests/ipc/msgque.c
@@ -69,7 +69,7 @@ int restore_queue(struct msgque_data *msgque)
printf("msgsnd failed (%m)\n");
ret = -errno;
goto destroy;
- };
+ }
}
return 0;
@@ -180,7 +180,7 @@ int fill_msgque(struct msgque_data *msgque)
IPC_NOWAIT) != 0) {
printf("First message send failed (%m)\n");
return -errno;
- };
+ }
msgbuf.mtype = ANOTHER_MSG_TYPE;
memcpy(msgbuf.mtext, ANOTHER_TEST_STRING, sizeof(ANOTHER_TEST_STRING));
@@ -188,7 +188,7 @@ int fill_msgque(struct msgque_data *msgque)
IPC_NOWAIT) != 0) {
printf("Second message send failed (%m)\n");
return -errno;
- };
+ }
return 0;
}
diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c
index 26c72f2b61b1..9338df6f4ca8 100644
--- a/tools/testing/selftests/seccomp/seccomp_bpf.c
+++ b/tools/testing/selftests/seccomp/seccomp_bpf.c
@@ -4019,18 +4019,14 @@ TEST(user_notification_addfd)
/* Verify we can set an arbitrary remote fd */
fd = ioctl(listener, SECCOMP_IOCTL_NOTIF_ADDFD, &addfd);
- /*
- * The child has fds 0(stdin), 1(stdout), 2(stderr), 3(memfd),
- * 4(listener), so the newly allocated fd should be 5.
- */
- EXPECT_EQ(fd, 5);
+ EXPECT_GE(fd, 0);
EXPECT_EQ(filecmp(getpid(), pid, memfd, fd), 0);
/* Verify we can set an arbitrary remote fd with large size */
memset(&big, 0x0, sizeof(big));
big.addfd = addfd;
fd = ioctl(listener, SECCOMP_IOCTL_NOTIF_ADDFD_BIG, &big);
- EXPECT_EQ(fd, 6);
+ EXPECT_GE(fd, 0);
/* Verify we can set a specific remote fd */
addfd.newfd = 42;
diff --git a/tools/testing/selftests/timens/.gitignore b/tools/testing/selftests/timens/.gitignore
index 2e43851b47c1..fe1eb8271b35 100644
--- a/tools/testing/selftests/timens/.gitignore
+++ b/tools/testing/selftests/timens/.gitignore
@@ -1,6 +1,7 @@
# SPDX-License-Identifier: GPL-2.0-only
clock_nanosleep
exec
+futex
gettime_perf
gettime_perf_cold
procfs
diff --git a/tools/testing/selftests/vDSO/vdso_config.h b/tools/testing/selftests/vDSO/vdso_config.h
index 6a6fe8d4ff55..6188b16827d1 100644
--- a/tools/testing/selftests/vDSO/vdso_config.h
+++ b/tools/testing/selftests/vDSO/vdso_config.h
@@ -47,10 +47,12 @@
#elif defined(__x86_64__)
#define VDSO_VERSION 0
#define VDSO_NAMES 1
-#elif defined(__riscv__)
+#elif defined(__riscv__) || defined(__riscv)
#define VDSO_VERSION 5
#define VDSO_NAMES 1
+#if __riscv_xlen == 32
#define VDSO_32BIT 1
+#endif
#else /* nds32 */
#define VDSO_VERSION 4
#define VDSO_NAMES 1
diff --git a/tools/testing/selftests/x86/ldt_gdt.c b/tools/testing/selftests/x86/ldt_gdt.c
index 1aef72df20a1..3a29346e1452 100644
--- a/tools/testing/selftests/x86/ldt_gdt.c
+++ b/tools/testing/selftests/x86/ldt_gdt.c
@@ -607,7 +607,7 @@ static void do_multicpu_tests(void)
failures++;
asm volatile ("mov %0, %%ss" : : "rm" (orig_ss));
- };
+ }
ftx = 100; /* Kill the thread. */
syscall(SYS_futex, &ftx, FUTEX_WAKE, 0, NULL, NULL, 0);
