TRACE_BRANCH_BIT 43 kernel/trace/trace_branch.c if (current->trace_recursion & TRACE_BRANCH_BIT) TRACE_BRANCH_BIT 57 kernel/trace/trace_branch.c current->trace_recursion |= TRACE_BRANCH_BIT; TRACE_BRANCH_BIT 89 kernel/trace/trace_branch.c current->trace_recursion &= ~TRACE_BRANCH_BIT;