75 		unsigned long pkey)  in sys_mprotect_pkey()  argument
80 	sret = syscall(__NR_pkey_mprotect, ptr, size, orig_prot, pkey);  in sys_mprotect_pkey()
146 static unsigned long pkey_bit_position(int pkey)  in pkey_bit_position()  argument
148 	return pkey * PKEY_BITS_PER_PKEY;  in pkey_bit_position()
151 static u64 set_pkey_bits(u64 reg, int pkey, u64 flags)  in set_pkey_bits()  argument
153 	unsigned long shift = pkey_bit_position(pkey);  in set_pkey_bits()
162 static void set_pkey(int pkey, unsigned long pkey_value)  in set_pkey()  argument
166 	new_pkey_reg = set_pkey_bits(__read_pkey_reg(), pkey, pkey_value);  in set_pkey()
221 	int pkey = sys_pkey_alloc(0, PKEY_UNRESTRICTED);  in pkey_supported()  local
223 	if (pkey > 0)  in pkey_supported()
1667 	int pkey;  in test_seal_discard_ro_anon_on_pkey()  local
1674 	pkey = sys_pkey_alloc(0, PKEY_UNRESTRICTED);  in test_seal_discard_ro_anon_on_pkey()
1675 	FAIL_TEST_IF_FALSE(pkey > 0);  in test_seal_discard_ro_anon_on_pkey()
1677 	ret = sys_mprotect_pkey((void *)ptr, size, PROT_READ | PROT_WRITE, pkey);  in test_seal_discard_ro_anon_on_pkey()
1686 	set_pkey(pkey, PKEY_UNRESTRICTED);  in test_seal_discard_ro_anon_on_pkey()
1691 	set_pkey(pkey, PKEY_DISABLE_WRITE);  in test_seal_discard_ro_anon_on_pkey()