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src/qemu: Utilize more of VIR_(APPEND|INSERT|DELETE)_ELEMENT

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Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Michal Privoznik 2014-03-07 09:33:31 +01:00
parent 3f8b040d9a
commit 5ab80fc1ae
6 changed files with 48 additions and 67 deletions
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88
src/qemu/qemu_command.c
View File

@ -10981,15 +10981,18 @@ qemuParseCommandLineCPU(virDomainDefPtr dom,
}
if (j == dom->clock.ntimers) {
if (VIR_REALLOC_N(dom->clock.timers, j + 1) < 0 ||
VIR_ALLOC(dom->clock.timers[j]) < 0)
virDomainTimerDefPtr timer;
if (VIR_ALLOC(timer) < 0 ||
VIR_APPEND_ELEMENT_COPY(dom->clock.timers,
dom->clock.ntimers, timer) < 0) {
VIR_FREE(timer);
goto cleanup;
dom->clock.timers[j]->name = VIR_DOMAIN_TIMER_NAME_KVMCLOCK;
dom->clock.timers[j]->present = present;
dom->clock.timers[j]->tickpolicy = -1;
dom->clock.timers[j]->track = -1;
dom->clock.timers[j]->mode = -1;
dom->clock.ntimers++;
}
timer->name = VIR_DOMAIN_TIMER_NAME_KVMCLOCK;
timer->present = present;
timer->tickpolicy = -1;
timer->track = -1;
timer->mode = -1;
} else if (dom->clock.timers[j]->present != -1 &&
dom->clock.timers[j]->present != present) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
@ -11225,7 +11228,7 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
bool nographics = false;
bool fullscreen = false;
char *path;
int nnics = 0;
size_t nnics = 0;
const char **nics = NULL;
int video = VIR_DOMAIN_VIDEO_TYPE_CIRRUS;
int nvirtiodisk = 0;
@ -11318,11 +11321,9 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
if (STREQ(arg, "-net")) {
WANT_VALUE();
if (STRPREFIX(val, "nic")) {
if (VIR_REALLOC_N(nics, nnics+1) < 0)
goto error;
nics[nnics++] = val;
}
if (STRPREFIX(val, "nic") &&
VIR_APPEND_ELEMENT(nics, nnics, val) < 0)
goto error;
}
}
@ -11456,11 +11457,10 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
vnc->data.vnc.autoport = false;
}
if (VIR_REALLOC_N(def->graphics, def->ngraphics+1) < 0) {
if (VIR_APPEND_ELEMENT(def->graphics, def->ngraphics, vnc) < 0) {
virDomainGraphicsDefFree(vnc);
goto error;
}
def->graphics[def->ngraphics++] = vnc;
} else if (STREQ(arg, "-m")) {
int mem;
WANT_VALUE();
@ -11592,10 +11592,8 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
goto error;
}
if (VIR_REALLOC_N(def->disks, def->ndisks+1) < 0)
if (VIR_APPEND_ELEMENT(def->disks, def->ndisks, disk) < 0)
goto error;
def->disks[def->ndisks++] = disk;
disk = NULL;
} else if (STREQ(arg, "-no-acpi")) {
def->features[VIR_DOMAIN_FEATURE_ACPI] = VIR_DOMAIN_FEATURE_STATE_DEFAULT;
} else if (STREQ(arg, "-no-reboot")) {
@ -11732,13 +11730,12 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
virDomainChrDefFree(chr);
goto error;
}
if (VIR_REALLOC_N(def->serials, def->nserials+1) < 0) {
chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL;
chr->target.port = def->nserials;
if (VIR_APPEND_ELEMENT(def->serials, def->nserials, chr) < 0) {
virDomainChrDefFree(chr);
goto error;
}
chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL;
chr->target.port = def->nserials;
def->serials[def->nserials++] = chr;
}
} else if (STREQ(arg, "-parallel")) {
WANT_VALUE();
@ -11752,13 +11749,12 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
virDomainChrDefFree(chr);
goto error;
}
if (VIR_REALLOC_N(def->parallels, def->nparallels+1) < 0) {
chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_PARALLEL;
chr->target.port = def->nparallels;
if (VIR_APPEND_ELEMENT(def->parallels, def->nparallels, chr) < 0) {
virDomainChrDefFree(chr);
goto error;
}
chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_PARALLEL;
chr->target.port = def->nparallels;
def->parallels[def->nparallels++] = chr;
}
} else if (STREQ(arg, "-usbdevice")) {
WANT_VALUE();
@ -11794,19 +11790,16 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
disk->removable = VIR_DOMAIN_FEATURE_STATE_DEFAULT;
if (VIR_STRDUP(disk->dst, "sda") < 0)
goto error;
if (VIR_REALLOC_N(def->disks, def->ndisks+1) < 0)
if (VIR_APPEND_ELEMENT(def->disks, def->ndisks, disk) < 0)
goto error;
def->disks[def->ndisks++] = disk;
disk = NULL;
} else {
virDomainHostdevDefPtr hostdev;
if (!(hostdev = qemuParseCommandLineUSB(val)))
goto error;
if (VIR_REALLOC_N(def->hostdevs, def->nhostdevs+1) < 0) {
if (VIR_APPEND_ELEMENT(def->hostdevs, def->nhostdevs, hostdev) < 0) {
virDomainHostdevDefFree(hostdev);
goto error;
}
def->hostdevs[def->nhostdevs++] = hostdev;
}
} else if (STREQ(arg, "-net")) {
WANT_VALUE();
@ -11814,11 +11807,10 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
virDomainNetDefPtr net;
if (!(net = qemuParseCommandLineNet(xmlopt, val, nnics, nics)))
goto error;
if (VIR_REALLOC_N(def->nets, def->nnets+1) < 0) {
if (VIR_APPEND_ELEMENT(def->nets, def->nnets, net) < 0) {
virDomainNetDefFree(net);
goto error;
}
def->nets[def->nnets++] = net;
}
} else if (STREQ(arg, "-drive")) {
WANT_VALUE();
@ -11826,23 +11818,19 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
nvirtiodisk,
ceph_args != NULL)))
goto error;
if (VIR_REALLOC_N(def->disks, def->ndisks+1) < 0)
goto error;
if (disk->bus == VIR_DOMAIN_DISK_BUS_VIRTIO)
nvirtiodisk++;
def->disks[def->ndisks++] = disk;
disk = NULL;
if (VIR_APPEND_ELEMENT(def->disks, def->ndisks, disk) < 0)
goto error;
} else if (STREQ(arg, "-pcidevice")) {
virDomainHostdevDefPtr hostdev;
WANT_VALUE();
if (!(hostdev = qemuParseCommandLinePCI(val)))
goto error;
if (VIR_REALLOC_N(def->hostdevs, def->nhostdevs+1) < 0) {
if (VIR_APPEND_ELEMENT(def->hostdevs, def->nhostdevs, hostdev) < 0) {
virDomainHostdevDefFree(hostdev);
goto error;
}
def->hostdevs[def->nhostdevs++] = hostdev;
} else if (STREQ(arg, "-soundhw")) {
const char *start;
WANT_VALUE();
@ -11867,11 +11855,10 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
if (VIR_ALLOC(snd) < 0)
goto error;
snd->model = type;
if (VIR_REALLOC_N(def->sounds, def->nsounds+1) < 0) {
if (VIR_APPEND_ELEMENT(def->sounds, def->nsounds, snd) < 0) {
VIR_FREE(snd);
goto error;
}
def->sounds[def->nsounds++] = snd;
}
start = tmp ? tmp + 1 : NULL;
@ -12009,16 +11996,17 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
} else if (STREQ(arg, "-S")) {
/* ignore, always added by libvirt */
} else {
char *tmp = NULL;
/* something we can't yet parse. Add it to the qemu namespace
* cmdline/environment advanced options and hope for the best
*/
VIR_WARN("unknown QEMU argument '%s', adding to the qemu namespace",
arg);
if (VIR_REALLOC_N(cmd->args, cmd->num_args+1) < 0)
if (VIR_STRDUP(tmp, arg) < 0 ||
VIR_APPEND_ELEMENT(cmd->args, cmd->num_args, tmp) < 0) {
VIR_FREE(tmp);
goto error;
if (VIR_STRDUP(cmd->args[cmd->num_args], arg) < 0)
goto error;
cmd->num_args++;
}
}
}
@ -12112,11 +12100,10 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
goto error;
}
if (VIR_REALLOC_N(def->graphics, def->ngraphics+1) < 0) {
if (VIR_APPEND_ELEMENT(def->graphics, def->ngraphics, sdl) < 0) {
virDomainGraphicsDefFree(sdl);
goto error;
}
def->graphics[def->ngraphics++] = sdl;
}
if (def->ngraphics) {
@ -12132,11 +12119,10 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
virDomainVideoDefaultRAM(def, vid->type) : 0;
vid->heads = 1;
if (VIR_REALLOC_N(def->videos, def->nvideos+1) < 0) {
if (VIR_APPEND_ELEMENT(def->videos, def->nvideos, vid) < 0) {
virDomainVideoDefFree(vid);
goto error;
}
def->videos[def->nvideos++] = vid;
}
/*

8
src/qemu/qemu_conf.c
View File

@ -1084,13 +1084,7 @@ qemuRemoveSharedDevice(virQEMUDriverPtr driver,
if (!(new_entry = qemuSharedDeviceEntryCopy(entry)))
goto cleanup;
if (idx != new_entry->ref - 1)
memmove(&new_entry->domains[idx],
&new_entry->domains[idx + 1],
sizeof(*new_entry->domains) * (new_entry->ref - idx - 1));
VIR_SHRINK_N(new_entry->domains, new_entry->ref, 1);
VIR_DELETE_ELEMENT(new_entry->domains, idx, new_entry->ref);
if (virHashUpdateEntry(driver->sharedDevices, key, new_entry) < 0){
qemuSharedDeviceEntryFree(new_entry, NULL);
goto cleanup;

2
src/qemu/qemu_conf.h
View File

@ -248,7 +248,7 @@ struct _virQEMUDriver {
typedef struct _qemuDomainCmdlineDef qemuDomainCmdlineDef;
typedef qemuDomainCmdlineDef *qemuDomainCmdlineDefPtr;
struct _qemuDomainCmdlineDef {
unsigned int num_args;
size_t num_args;
char **args;
unsigned int num_env;

12
src/qemu/qemu_driver.c
View File

@ -4044,17 +4044,19 @@ static int qemuDomainHotplugVcpus(virQEMUDriverPtr driver,
*/
virDomainVcpuPinDefPtr vcpupin = NULL;
if (VIR_REALLOC_N(vm->def->cputune.vcpupin,
vm->def->cputune.nvcpupin + 1) < 0)
goto cleanup;
if (VIR_ALLOC(vcpupin) < 0)
goto cleanup;
vcpupin->cpumask = virBitmapNew(VIR_DOMAIN_CPUMASK_LEN);
virBitmapCopy(vcpupin->cpumask, vm->def->cpumask);
vcpupin->vcpuid = i;
vm->def->cputune.vcpupin[vm->def->cputune.nvcpupin++] = vcpupin;
if (VIR_APPEND_ELEMENT_COPY(vm->def->cputune.vcpupin,
vm->def->cputune.nvcpupin, vcpupin) < 0) {
virBitmapFree(vcpupin->cpumask);
VIR_FREE(vcpupin);
ret = -1;
goto cleanup;
}
if (cgroup_vcpu) {
if (qemuSetupCgroupVcpuPin(cgroup_vcpu,

2
src/qemu/qemu_monitor_json.c
View File

@ -1212,7 +1212,7 @@ qemuMonitorJSONExtractCPUInfo(virJSONValuePtr reply,
goto cleanup;
}
if (VIR_REALLOC_N(threads, ncpus) < 0)
if (VIR_ALLOC_N(threads, ncpus) < 0)
goto cleanup;
for (i = 0; i < ncpus; i++) {

3
src/qemu/qemu_monitor_text.c
View File

@ -529,11 +529,10 @@ int qemuMonitorTextGetCPUInfo(qemuMonitorPtr mon,
if (end == NULL || !c_isspace(*end))
goto error;
if (VIR_REALLOC_N(cpupids, ncpupids+1) < 0)
if (VIR_APPEND_ELEMENT_COPY(cpupids, ncpupids, tid) < 0)
goto error;
VIR_DEBUG("tid=%d", tid);
cpupids[ncpupids++] = tid;
/* Skip to next data line */
line = strchr(offset, '\r');