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nodeinfo: Fix build failure when KVM headers are not available

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Compiler error:

  ../../src/nodeinfo.c: In function 'nodeGetThreadsPerSubcore':
  ../../src/nodeinfo.c:2393: error: label 'out' defined but not used [-Wunused-label]
  ../../src/nodeinfo.c:2352: error: unused parameter 'arch' [-Wunused-parameter]
This commit is contained in:
Andrea Bolognani 2015-08-03 17:02:39 +02:00 committed by Martin Kletzander
parent c43c661fe4
commit 88c4c32af1
1 changed files with 14 additions and 3 deletions
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17
src/nodeinfo.c
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@ -2341,6 +2341,8 @@ nodeAllocPages(unsigned int npages,
return ret;
}
#if HAVE_LINUX_KVM_H && defined(KVM_CAP_PPC_SMT)
/* Get the number of threads per subcore.
*
* This will be 2, 4 or 8 on POWER hosts, depending on the current
@ -2352,8 +2354,6 @@ int
nodeGetThreadsPerSubcore(virArch arch)
{
int threads_per_subcore = 0;
#if HAVE_LINUX_KVM_H && defined(KVM_CAP_PPC_SMT)
const char *kvmpath = "/dev/kvm";
int kvmfd;
@ -2388,8 +2388,19 @@ nodeGetThreadsPerSubcore(virArch arch)
VIR_FORCE_CLOSE(kvmfd);
}
#endif /* HAVE_LINUX_KVM_H && defined(KVM_CAP_PPC_SMT) */
out:
return threads_per_subcore;
}
#else
/* Fallback for nodeGetThreadsPerSubcore() used when KVM headers
* are not available on the system */
int
nodeGetThreadsPerSubcore(virArch arch ATTRIBUTE_UNUSED)
{
return 0;
}
#endif /* HAVE_LINUX_KVM_H && defined(KVM_CAP_PPC_SMT) */