S_SCAN_ABORTING
clear_bit(S_SCAN_ABORTING, &il->status);
if (test_and_set_bit(S_SCAN_ABORTING, &il->status)) {
if (test_bit(S_SCAN_ABORTING, &il->status)) {
aborted = test_and_clear_bit(S_SCAN_ABORTING, &il->status);
test_bit(S_SCAN_ABORTING, &il->status));