__NR_pkey_free    806 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_pkey_free, sys_pkey_free)
__NR_pkey_free    772 include/uapi/asm-generic/unistd.h __SYSCALL(__NR_pkey_free,     sys_pkey_free)
__NR_pkey_free    772 tools/include/uapi/asm-generic/unistd.h __SYSCALL(__NR_pkey_free,     sys_pkey_free)
__NR_pkey_free     24 tools/testing/selftests/powerpc/ptrace/core-pkey.c #ifndef __NR_pkey_free
__NR_pkey_free     71 tools/testing/selftests/powerpc/ptrace/core-pkey.c 	return syscall(__NR_pkey_free, pkey);
__NR_pkey_free     15 tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c #ifndef __NR_pkey_free
__NR_pkey_free     71 tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c 	return syscall(__NR_pkey_free, pkey);