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From:   Janis Schoetterl-Glausch <scgl@linux.ibm.com>
To:     Christian Borntraeger <borntraeger@linux.ibm.com>,
        Janosch Frank <frankja@linux.ibm.com>,
        Claudio Imbrenda <imbrenda@linux.ibm.com>,
        Heiko Carstens <hca@linux.ibm.com>,
        Vasily Gorbik <gor@linux.ibm.com>,
        Alexander Gordeev <agordeev@linux.ibm.com>
Cc:     Janis Schoetterl-Glausch <scgl@linux.ibm.com>,
        David Hildenbrand <david@redhat.com>,
        Jonathan Corbet <corbet@lwn.net>, kvm@vger.kernel.org,
        linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-kselftest@vger.kernel.org, linux-s390@vger.kernel.org,
        Paolo Bonzini <pbonzini@redhat.com>,
        Shuah Khan <shuah@kernel.org>,
        Sven Schnelle <svens@linux.ibm.com>,
        Thomas Huth <thuth@redhat.com>
Subject: [PATCH v5 03/10] KVM: s390: selftest: memop: Pass mop_desc via pointer
Date:   Tue, 10 Jan 2023 21:26:25 +0100
Message-Id: <20230110202632.2533978-4-scgl@linux.ibm.com>
In-Reply-To: <20230110202632.2533978-1-scgl@linux.ibm.com>
References: <20230110202632.2533978-1-scgl@linux.ibm.com>
MIME-Version: 1.0
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Precedence: bulk

The struct is quite large, so this seems nicer.

Signed-off-by: Janis Schoetterl-Glausch <scgl@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
---
 tools/testing/selftests/kvm/s390x/memop.c | 44 +++++++++++------------
 1 file changed, 22 insertions(+), 22 deletions(-)

diff --git a/tools/testing/selftests/kvm/s390x/memop.c b/tools/testing/selftests/kvm/s390x/memop.c
index 3fd81e58f40c..9c05d1205114 100644
--- a/tools/testing/selftests/kvm/s390x/memop.c
+++ b/tools/testing/selftests/kvm/s390x/memop.c
@@ -48,53 +48,53 @@ struct mop_desc {
 	uint8_t key;
 };
 
-static struct kvm_s390_mem_op ksmo_from_desc(struct mop_desc desc)
+static struct kvm_s390_mem_op ksmo_from_desc(const struct mop_desc *desc)
 {
 	struct kvm_s390_mem_op ksmo = {
-		.gaddr = (uintptr_t)desc.gaddr,
-		.size = desc.size,
-		.buf = ((uintptr_t)desc.buf),
+		.gaddr = (uintptr_t)desc->gaddr,
+		.size = desc->size,
+		.buf = ((uintptr_t)desc->buf),
 		.reserved = "ignored_ignored_ignored_ignored"
 	};
 
-	switch (desc.target) {
+	switch (desc->target) {
 	case LOGICAL:
-		if (desc.mode == READ)
+		if (desc->mode == READ)
 			ksmo.op = KVM_S390_MEMOP_LOGICAL_READ;
-		if (desc.mode == WRITE)
+		if (desc->mode == WRITE)
 			ksmo.op = KVM_S390_MEMOP_LOGICAL_WRITE;
 		break;
 	case SIDA:
-		if (desc.mode == READ)
+		if (desc->mode == READ)
 			ksmo.op = KVM_S390_MEMOP_SIDA_READ;
-		if (desc.mode == WRITE)
+		if (desc->mode == WRITE)
 			ksmo.op = KVM_S390_MEMOP_SIDA_WRITE;
 		break;
 	case ABSOLUTE:
-		if (desc.mode == READ)
+		if (desc->mode == READ)
 			ksmo.op = KVM_S390_MEMOP_ABSOLUTE_READ;
-		if (desc.mode == WRITE)
+		if (desc->mode == WRITE)
 			ksmo.op = KVM_S390_MEMOP_ABSOLUTE_WRITE;
 		break;
 	case INVALID:
 		ksmo.op = -1;
 	}
-	if (desc.f_check)
+	if (desc->f_check)
 		ksmo.flags |= KVM_S390_MEMOP_F_CHECK_ONLY;
-	if (desc.f_inject)
+	if (desc->f_inject)
 		ksmo.flags |= KVM_S390_MEMOP_F_INJECT_EXCEPTION;
-	if (desc._set_flags)
-		ksmo.flags = desc.set_flags;
-	if (desc.f_key) {
+	if (desc->_set_flags)
+		ksmo.flags = desc->set_flags;
+	if (desc->f_key) {
 		ksmo.flags |= KVM_S390_MEMOP_F_SKEY_PROTECTION;
-		ksmo.key = desc.key;
+		ksmo.key = desc->key;
 	}
-	if (desc._ar)
-		ksmo.ar = desc.ar;
+	if (desc->_ar)
+		ksmo.ar = desc->ar;
 	else
 		ksmo.ar = 0;
-	if (desc._sida_offset)
-		ksmo.sida_offset = desc.sida_offset;
+	if (desc->_sida_offset)
+		ksmo.sida_offset = desc->sida_offset;
 
 	return ksmo;
 }
@@ -183,7 +183,7 @@ static int err_memop_ioctl(struct test_info info, struct kvm_s390_mem_op *ksmo)
 		else								\
 			__desc.gaddr = __desc.gaddr_v;				\
 	}									\
-	__ksmo = ksmo_from_desc(__desc);					\
+	__ksmo = ksmo_from_desc(&__desc);					\
 	print_memop(__info.vcpu, &__ksmo);					\
 	err##memop_ioctl(__info, &__ksmo);					\
 })
-- 
2.34.1