We use set-domain on userptr to validate that get-user-pages is
applicable to the address range. Let's perform a very basic test to
exercise this combination.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
tests/i915/gem_userptr_blits.c | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/tests/i915/gem_userptr_blits.c b/tests/i915/gem_userptr_blits.c
index 8765123e0..1add307a2 100644
--- a/tests/i915/gem_userptr_blits.c
+++ b/tests/i915/gem_userptr_blits.c
@@ -2185,6 +2185,29 @@ static void test_invalidate_close_race(int fd, bool overlap, int timeout)
free(t_data.ptr);
}
+static void test_sd_probe(int i915)
+{
+ uint32_t handle;
+ void *page;
+
+ page = mmap(NULL, 4096, PROT_READ | PROT_WRITE,
+ MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);
+
+ gem_userptr(i915, page, 4096, 0, 0, &handle);
+ igt_assert_eq(__gem_set_domain(i915, handle,
+ I915_GEM_DOMAIN_GTT, 0),
+ 0);
+ gem_close(i915, handle);
+
+ munmap(page, 4096);
+
+ gem_userptr(i915, page, 4096, 0, 0, &handle);
+ igt_assert_eq(__gem_set_domain(i915, handle,
+ I915_GEM_DOMAIN_GTT, 0),
+ -EFAULT);
+ gem_close(i915, handle);
+}
+
struct ufd_thread {
uint32_t *page;
int i915;
@@ -2379,6 +2402,9 @@ igt_main_args("c:", NULL, help_str, opt_handler, NULL)
igt_subtest("forbidden-operations")
test_forbidden_ops(fd);
+ igt_subtest("sd-probe")
+ test_sd_probe(fd);
+
igt_subtest("userfault")
test_userfault(fd);
--
2.30.0
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