Commit 790bdc7c authored Jun 09, 2023 by Matthew Brost Committed by Rodrigo Vivi Dec 19, 2023

drm/xe: Handle unmapped userptr in analyze VM



A corner exists where a userptr may have no mapping when analyze VM is
called, handle this case.

Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

parent 9f8f93be

drivers/gpu/drm/xe/xe_vm.c

+7 −3

Original line number	Diff line number	Diff line
		@@ -3455,9 +3455,13 @@ int xe_analyze_vm(struct drm_printer p, struct xe_vm vm, int gt_id)
		if (is_userptr) {
		struct xe_res_cursor cur;

		if (vma->userptr.sg) {
		xe_res_first_sg(vma->userptr.sg, 0, XE_PAGE_SIZE,
		&cur);
		addr = xe_res_dma(&cur);
		} else {
		addr = 0;
		}
		} else {
		addr = __xe_bo_addr(vma->bo, 0, XE_PAGE_SIZE, &is_vram);
		}