On Sat, Oct 25, 2025 at 02:04:11PM +0200, Thomas Hellström wrote: > Add debug printout that is valueable for pagemap prefetch. > > Signed-off-by: Thomas Hellström <[email protected]>
Reviewed-by: Matthew Brost <[email protected]> > --- > drivers/gpu/drm/xe/xe_vm.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c > index 381d4b4abac9..c646afef131f 100644 > --- a/drivers/gpu/drm/xe/xe_vm.c > +++ b/drivers/gpu/drm/xe/xe_vm.c > @@ -2912,6 +2912,10 @@ static int prefetch_ranges(struct xe_vm *vm, struct > xe_vma_op *op) > if (!dpagemap) > xe_svm_range_migrate_to_smem(vm, svm_range); > > + drm_dbg(&vm->xe->drm, "Prefetch pagemap is %s start 0x%016lx > end 0x%016lx\n", > + dpagemap ? dpagemap->drm->unique : "system", > + xe_svm_range_start(svm_range), > xe_svm_range_end(svm_range)); > + > if (xe_svm_range_needs_migrate_to_vram(svm_range, vma, > !!dpagemap)) { > err = xe_svm_alloc_vram(svm_range, &ctx, dpagemap); > if (err) { > -- > 2.51.0 >
