__NR_setns        764 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_setns, sys_setns)
__NR_setns        726 include/uapi/asm-generic/unistd.h __SYSCALL(__NR_setns, sys_setns)
__NR_setns         14 tools/arch/x86/include/asm/unistd_32.h #ifndef __NR_setns
__NR_setns         14 tools/arch/x86/include/asm/unistd_64.h #ifndef __NR_setns
__NR_setns        726 tools/include/uapi/asm-generic/unistd.h __SYSCALL(__NR_setns, sys_setns)
__NR_setns          9 tools/perf/util/setns.c 	return syscall(__NR_setns, fd, nstype);