Should we validate that PID is a number for "taskset -ap PID"? We don't actually need it, and pathological input like "../../DIR_WITH_LOTS_OF_PIDS" can only cause "taskset"ing of many pids. Which is something user can do anyway. function old new delta taskset_main 190 181 -9 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>