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qemu: Abstract shmem socket path preparation

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Put it into qemuDomainPrepareShmemChardev() so it can be used later.
Also don't fill in the path unless the server option is enabled.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
This commit is contained in:
Martin Kletzander 2016-09-13 13:40:50 +02:00
parent 6b5622e4b5
commit 0f61d7b5f2
3 changed files with 17 additions and 4 deletions
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5
src/qemu/qemu_command.c
View File

@ -8560,10 +8560,7 @@ qemuBuildShmemBackendStr(virLogManagerPtr logManager,
{
char *devstr = NULL;
if (!shmem->server.chr.data.nix.path &&
virAsprintf(&shmem->server.chr.data.nix.path,
"/var/lib/libvirt/shmem-%s-sock",
shmem->name) < 0)
if (qemuDomainPrepareShmemChardev(shmem) < 0)
return NULL;
devstr = qemuBuildChrChardevStr(logManager, cmd, cfg, def,

13
src/qemu/qemu_domain.c
View File

@ -6056,6 +6056,19 @@ qemuDomainPrepareChannel(virDomainChrDefPtr channel,
}
int
qemuDomainPrepareShmemChardev(virDomainShmemDefPtr shmem)
{
if (!shmem->server.enabled ||
shmem->server.chr.data.nix.path)
return 0;
return virAsprintf(&shmem->server.chr.data.nix.path,
"/var/lib/libvirt/shmem-%s-sock",
shmem->name);
}
/**
* qemuDomainVcpuHotplugIsInOrder:
* @def: domain definition

3
src/qemu/qemu_domain.h
View File

@ -722,6 +722,9 @@ int qemuDomainPrepareChannel(virDomainChrDefPtr chr,
const char *domainChannelTargetDir)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
int qemuDomainPrepareShmemChardev(virDomainShmemDefPtr shmem)
ATTRIBUTE_NONNULL(1);
bool qemuDomainVcpuHotplugIsInOrder(virDomainDefPtr def)
ATTRIBUTE_NONNULL(1);