While we're at it, rename to test-loop-util.c so it matches its source file. We also drop the root check and solely check for CAP_SYS_ADMIN since that's sufficient to run the tests.
While we're at it, rename to test-loop-util.c so it matches its source file. We also drop the root check and solely check for CAP_SYS_ADMIN since that's sufficient to run the tests.