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authorDanil Antonov <g.danil.anto@gmail.com>2017-04-01 16:45:53 +0300
committerCornelia Huck <cornelia.huck@de.ibm.com>2017-04-21 09:32:09 +0200
commit08564ecd4df76c047baf956f66e8a9bffe5e0e97 (patch)
treeaed25ca464df9f3e14b914063ffdbf33577226c7 /target
parent10890873ca8e518d5ef7782281fd4a6aeeda7061 (diff)
s390x/kvm: make printf always compile in debug output
Wrapped printf calls inside debug macros (DPRINTF) in `if` statement. This will ensure that printf function will always compile even if debug output is turned off and, in turn, will prevent bitrot of the format strings. Signed-off-by: Danil Antonov <g.danil.anto@gmail.com> Message-Id: <CA+KKJYAhsuTodm3s2rK65hR=-Xi5+Z7Q+M2nJYZQf2wa44HfOg@mail.gmail.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Diffstat (limited to 'target')
-rw-r--r--target/s390x/kvm.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/target/s390x/kvm.c b/target/s390x/kvm.c
index ac47154b83..1a249d8359 100644
--- a/target/s390x/kvm.c
+++ b/target/s390x/kvm.c
@@ -47,16 +47,16 @@
#include "exec/memattrs.h"
#include "hw/s390x/s390-virtio-ccw.h"
-/* #define DEBUG_KVM */
-
-#ifdef DEBUG_KVM
-#define DPRINTF(fmt, ...) \
- do { fprintf(stderr, fmt, ## __VA_ARGS__); } while (0)
-#else
-#define DPRINTF(fmt, ...) \
- do { } while (0)
+#ifndef DEBUG_KVM
+#define DEBUG_KVM 0
#endif
+#define DPRINTF(fmt, ...) do { \
+ if (DEBUG_KVM) { \
+ fprintf(stderr, fmt, ## __VA_ARGS__); \
+ } \
+} while (0);
+
#define kvm_vm_check_mem_attr(s, attr) \
kvm_vm_check_attr(s, KVM_S390_VM_MEM_CTRL, attr)