Commit 31d70749 authored by Matthew Auld's avatar Matthew Auld
Browse files

drm/i915/migrate: fix length calculation 



No need to insert PTEs for the PTE window itself, also foreach expects a
length not an end offset, which could be gigantic here with a second
engine.

Signed-off-by: default avatarMatthew Auld <matthew.auld@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.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/20211206112539.3149779-3-matthew.auld@intel.com
parent 08c7c122

drivers/gpu/drm/i915/gt/intel_migrate.c

+1 −1
Original line number Diff line number Diff line
@@ -133,7 +133,7 @@ static struct i915_address_space *migrate_vm(struct intel_gt *gt) 
			goto err_vm;



		/* Now allow the GPU to rewrite the PTE via its own ppGTT */

		vm->vm.foreach(&vm->vm, base, base + sz, insert_pte, &d);

		vm->vm.foreach(&vm->vm, base, d.offset - base, insert_pte, &d);

	}



	return &vm->vm;