Verify if an additional context associated with an open device file
descriptor is cleaned up correctly on device hotunbind / hotunplug.
Signed-off-by: Janusz Krzysztofik <janusz.krzyszto...@linux.intel.com>
---
tests/core_hotunplug.c | 79 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 79 insertions(+)
diff --git a/tests/core_hotunplug.c b/tests/core_hotunplug.c
index 56a88fefd..4f6c4f625 100644
--- a/tests/core_hotunplug.c
+++ b/tests/core_hotunplug.c
@@ -31,6 +31,7 @@
#include <unistd.h>
#include "i915/gem.h"
+#include "i915/gem_context.h"
#include "igt.h"
#include "igt_device_scan.h"
#include "igt_kmod.h"
@@ -545,6 +546,60 @@ static void hotreplug_lateclose(struct hotunplug *priv)
igt_assert_f(healthcheck(priv, false), "%s\n", priv->failure);
}
+static void ctx_hotunbind_lateclose(struct hotunplug *priv)
+{
+ uint32_t ctx;
+
+ igt_require(priv->fd.drm = -1);
+ priv->fd.drm = local_drm_open_driver(false, "pre-", " for prerequisites
check");
+
+ igt_require_intel(priv->fd.drm);
+ gem_require_contexts(priv->fd.drm);
+ priv->fd.drm = close_device(priv->fd.drm, "", "pre-checked ");
+
+ pre_check(priv);
+
+ priv->fd.drm = local_drm_open_driver(false, "", " for hot unbind");
+
+ local_debug("%s\n", "creating additional GEM user context");
+ ctx = gem_context_create(priv->fd.drm);
+
+ driver_unbind(priv, "hot ", 0);
+
+ local_debug("%s\n", "trying to late destroy the context");
+ igt_assert_eq(__gem_context_destroy(priv->fd.drm, ctx), -ENODEV);
+
+ priv->fd.drm = close_device(priv->fd.drm, "late ", "unbound ");
+ igt_assert_eq(priv->fd.drm, -1);
+}
+
+static void ctx_hotunplug_lateclose(struct hotunplug *priv)
+{
+ uint32_t ctx;
+
+ igt_require(priv->fd.drm = -1);
+ priv->fd.drm = local_drm_open_driver(false, "pre-", " for prerequisites
check");
+
+ igt_require_intel(priv->fd.drm);
+ gem_require_contexts(priv->fd.drm);
+ priv->fd.drm = close_device(priv->fd.drm, "", "pre-checked ");
+
+ pre_check(priv);
+
+ priv->fd.drm = local_drm_open_driver(false, "", " for hot unplug");
+
+ local_debug("%s\n", "creating additional GEM user context");
+ ctx = gem_context_create(priv->fd.drm);
+
+ device_unplug(priv, "hot ", 0);
+
+ local_debug("%s\n", "trying to late destroy the context");
+ igt_assert_eq(__gem_context_destroy(priv->fd.drm, ctx), -ENODEV);
+
+ priv->fd.drm = close_device(priv->fd.drm, "late ", "removed ");
+ igt_assert_eq(priv->fd.drm, -1);
+}
+
/* Main */
igt_main
@@ -682,6 +737,30 @@ igt_main
recover(&priv);
}
+ igt_fixture
+ post_healthcheck(&priv);
+
+ igt_subtest_group {
+ igt_describe("Check if the driver can be cleanly unbound for a
still open device with extra GEM context, then released");
+ igt_subtest("ctx-hotunbind-lateclose")
+ ctx_hotunbind_lateclose(&priv);
+
+ igt_fixture
+ recover(&priv);
+ }
+
+ igt_fixture
+ post_healthcheck(&priv);
+
+ igt_subtest_group {
+ igt_describe("Check if a still open device with extra GEM
context can be cleanly unplugged, then released");
+ igt_subtest("ctx-hotunplug-lateclose")
+ ctx_hotunplug_lateclose(&priv);
+
+ igt_fixture
+ recover(&priv);
+ }
+
igt_fixture {
post_healthcheck(&priv);
--
2.25.1
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