* Gavin Shan: > sched_getcpu() is glibc dependent and it can simply return the CPU > ID from the registered rseq information, as Florian Weimer pointed. > In this case, it's pointless to compare the return value from > sched_getcpu() and that fetched from the registered rseq information. > > Fix the issue by replacing sched_getcpu() with getcpu(), as Florian > suggested. The comments are modified accordingly. Note that getcpu was added in glibc 2.29, so perhaps you need to perform a direct system call? Thanks, Florian