From 86cd741bc6ed0edf6ea0e8ec5c840cf9e3f3a7cb Mon Sep 17 00:00:00 2001
From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Sat, 14 Feb 2015 11:23:21 +0100
Subject: s390: remove test_facility(2) (== z/Architecture mode active) checks

Given that the kernel now always runs in 64 bit mode, it is
pointless to check if the z/Architecture mode is active.
Remove the checks.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/arch/s390/crypto/crypt_s390.h b/arch/s390/crypto/crypt_s390.h
index 6c5cc6d..ba3b2ae 100644
--- a/arch/s390/crypto/crypt_s390.h
+++ b/arch/s390/crypto/crypt_s390.h
@@ -369,14 +369,10 @@ static inline int crypt_s390_func_available(int func,
 
 	if (facility_mask & CRYPT_S390_MSA && !test_facility(17))
 		return 0;
-
-	if (facility_mask & CRYPT_S390_MSA3 &&
-	    (!test_facility(2) || !test_facility(76)))
+	if (facility_mask & CRYPT_S390_MSA3 && !test_facility(76))
 		return 0;
-	if (facility_mask & CRYPT_S390_MSA4 &&
-	    (!test_facility(2) || !test_facility(77)))
+	if (facility_mask & CRYPT_S390_MSA4 && !test_facility(77))
 		return 0;
-
 	switch (func & CRYPT_S390_OP_MASK) {
 	case CRYPT_S390_KM:
 		ret = crypt_s390_km(KM_QUERY, &status, NULL, NULL, 0);
diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
index f0b8544..c74c9ee 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -913,8 +913,7 @@ static int __init pci_base_init(void)
 	if (!s390_pci_probe)
 		return 0;
 
-	if (!test_facility(2) || !test_facility(69)
-	    || !test_facility(71) || !test_facility(72))
+	if (!test_facility(69) || !test_facility(71) || !test_facility(72))
 		return 0;
 
 	rc = zpci_debug_init();
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c
index 33890c9..f0b9871 100644
--- a/drivers/s390/crypto/ap_bus.c
+++ b/drivers/s390/crypto/ap_bus.c
@@ -165,7 +165,7 @@ static inline int ap_instructions_available(void)
  */
 static int ap_interrupts_available(void)
 {
-	return test_facility(2) && test_facility(65);
+	return test_facility(65);
 }
 
 /**
@@ -176,7 +176,7 @@ static int ap_interrupts_available(void)
  */
 static int ap_configuration_available(void)
 {
-	return test_facility(2) && test_facility(12);
+	return test_facility(12);
 }
 
 /**
-- 
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