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qemu: driver: Remove unnecessary flag in qemuDomainGetStatsBlock

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'abbreviated' was true if 'stats' were NULL
This commit is contained in:
Peter Krempa 2016-05-18 14:17:07 +02:00
parent 90b9995d1d
commit 5d2b0e6f12
1 changed files with 5 additions and 10 deletions
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15
src/qemu/qemu_driver.c
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@ -19321,7 +19321,6 @@ qemuDomainGetStatsOneBlock(virQEMUDriverPtr driver,
virStorageSourcePtr src, virStorageSourcePtr src,
size_t block_idx, size_t block_idx,
unsigned int backing_idx, unsigned int backing_idx,
bool abbreviated,
virHashTablePtr stats) virHashTablePtr stats)
{ {
qemuBlockStats *entry; qemuBlockStats *entry;
@ -19340,7 +19339,7 @@ qemuDomainGetStatsOneBlock(virQEMUDriverPtr driver,
QEMU_ADD_BLOCK_PARAM_UI(record, maxparams, block_idx, "backingIndex", QEMU_ADD_BLOCK_PARAM_UI(record, maxparams, block_idx, "backingIndex",
backing_idx); backing_idx);
if (abbreviated || !alias || !(entry = virHashLookup(stats, alias))) { if (!stats || !alias || !(entry = virHashLookup(stats, alias))) {
if (virStorageSourceIsEmpty(src)) { if (virStorageSourceIsEmpty(src)) {
ret = 0; ret = 0;
goto cleanup; goto cleanup;
@ -19417,15 +19416,12 @@ qemuDomainGetStatsBlock(virQEMUDriverPtr driver,
int rc; int rc;
virHashTablePtr stats = NULL; virHashTablePtr stats = NULL;
qemuDomainObjPrivatePtr priv = dom->privateData; qemuDomainObjPrivatePtr priv = dom->privateData;
bool abbreviated = false;
virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver); virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
int count_index = -1; int count_index = -1;
size_t visited = 0; size_t visited = 0;
bool visitBacking = !!(privflags & QEMU_DOMAIN_STATS_BACKING); bool visitBacking = !!(privflags & QEMU_DOMAIN_STATS_BACKING);
if (!HAVE_JOB(privflags) || !virDomainObjIsActive(dom)) { if (HAVE_JOB(privflags) && virDomainObjIsActive(dom)) {
abbreviated = true; /* it's ok, just go ahead silently */
} else {
qemuDomainObjEnterMonitor(driver, dom); qemuDomainObjEnterMonitor(driver, dom);
rc = qemuMonitorGetAllBlockStatsInfo(priv->mon, &stats, rc = qemuMonitorGetAllBlockStatsInfo(priv->mon, &stats,
visitBacking); visitBacking);
@ -19435,10 +19431,9 @@ qemuDomainGetStatsBlock(virQEMUDriverPtr driver,
if (qemuDomainObjExitMonitor(driver, dom) < 0) if (qemuDomainObjExitMonitor(driver, dom) < 0)
goto cleanup; goto cleanup;
if (rc < 0) { /* failure to retrieve stats is fine at this point */
if (rc < 0)
virResetLastError(); virResetLastError();
abbreviated = true; /* still ok, again go ahead silently */
}
} }
/* When listing backing chains, it's easier to fix up the count /* When listing backing chains, it's easier to fix up the count
@ -19455,7 +19450,7 @@ qemuDomainGetStatsBlock(virQEMUDriverPtr driver,
while (src && (backing_idx == 0 || visitBacking)) { while (src && (backing_idx == 0 || visitBacking)) {
if (qemuDomainGetStatsOneBlock(driver, cfg, dom, record, maxparams, if (qemuDomainGetStatsOneBlock(driver, cfg, dom, record, maxparams,
disk, src, visited, backing_idx, disk, src, visited, backing_idx,
abbreviated, stats) < 0) stats) < 0)
goto cleanup; goto cleanup;
visited++; visited++;
backing_idx++; backing_idx++;