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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>
This commit is contained in:
Danil Antonov 2017-04-01 16:45:53 +03:00 committed by Cornelia Huck
parent 10890873ca
commit 08564ecd4d
1 changed files with 8 additions and 8 deletions
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16
target/s390x/kvm.c
View File

@ -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)