Commit 4f963d36 authored by Chris Wilson's avatar Chris Wilson
Browse files

drm/i915/selftests: Improve error reporting for igt_mock_max_segment 



When we fail to find a single block large enough to require splitting,
report the largest block we did find.

Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Cc: Matthew Auld <matthew.auld@intel.com>
Cc: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: default avatarRamalingam C <ramalingam.c@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201207130346.11849-1-chris@chris-wilson.co.uk
parent e70956a2

drivers/gpu/drm/i915/selftests/intel_memory_region.c

+7 −8
Original line number Diff line number Diff line
@@ -384,16 +384,15 @@ static int igt_mock_max_segment(void *arg) 
		goto out_put;

	}



	err = -EINVAL;

	size = 0;

	list_for_each_entry(block, &obj->mm.blocks, link) {

		if (i915_buddy_block_size(&mem->mm, block) > max_segment) {

			err = 0;

			break;

		}

		if (i915_buddy_block_size(&mem->mm, block) > size)

			size = i915_buddy_block_size(&mem->mm, block);

	}

	if (err) {

		pr_err("%s: Failed to create a huge contiguous block\n",

		       __func__);

	if (size < max_segment) {

		pr_err("%s: Failed to create a huge contiguous block [> %u], largest block %lld\n",

		       __func__, max_segment, size);

		err = -EINVAL;

		goto out_close;

	}