diff options
| -rw-r--r-- | lib/ioctl_wrappers.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/ioctl_wrappers.c b/lib/ioctl_wrappers.c index 51000bac..d91f29c8 100644 --- a/lib/ioctl_wrappers.c +++ b/lib/ioctl_wrappers.c @@ -1598,13 +1598,23 @@ void gem_require_caching(int fd) void igt_require_gem(int fd) { + char path[256]; int err; igt_require_intel(fd); + /* We only want to use the throttle-ioctl for its -EIO reporting + * of a wedged device, not for actually waiting on outstanding + * requests! So create a new drm_file for the device that is clean. + */ + snprintf(path, sizeof(path), "/proc/self/fd/%d", fd); + fd = open(path, O_RDWR); + igt_assert_lte(0, fd); + err = 0; if (ioctl(fd, DRM_IOCTL_I915_GEM_THROTTLE)) err = -errno; + close(fd); igt_require_f(err == 0, "Unresponsive i915/GEM device\n"); } |