From 2c9e76184518854f21d367296ababef87fb41243 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Fri, 10 Jan 2014 09:21:54 +0100 Subject: [PATCH] tests/gem_largeobject: Prefault instead of pin This doesn't test pin but pwriting to big objects ... Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=72901 Signed-off-by: Daniel Vetter --- tests/gem_largeobject.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/tests/gem_largeobject.c b/tests/gem_largeobject.c index 93a2bcdc..5f0bb558 100644 --- a/tests/gem_largeobject.c +++ b/tests/gem_largeobject.c @@ -48,6 +48,7 @@ test_large_object(int fd) struct drm_i915_gem_create create; struct drm_i915_gem_pin pin; uint32_t obj_size; + char *ptr; memset(&create, 0, sizeof(create)); memset(&pin, 0, sizeof(pin)); @@ -63,8 +64,9 @@ test_large_object(int fd) igt_assert(ioctl(fd, DRM_IOCTL_I915_GEM_CREATE, &create) == 0); - pin.handle = create.handle; - igt_assert(ioctl(fd, DRM_IOCTL_I915_GEM_PIN, &pin) == 0); + /* prefault */ + ptr = gem_mmap__gtt(fd, create.handle, obj_size, PROT_WRITE | PROT_READ); + *ptr = 0; gem_write(fd, create.handle, 0, data, obj_size);