[PATCH 09/14] qemu: Fix qemuDomainGetEmulatorPinInfo()

Michal Privoznik mprivozn at redhat.com
Wed Mar 8 11:14:36 UTC 2023


The order of pinning priority (at least for emulator thread) was
set by v1.2.15-rc1~58 (for cgroup code). But later, when
automatic placement was implemented into
qemuDomainGetEmulatorPinInfo(), the priority was not honored.

Now that we have this priority code in a separate function, we
can just call that and avoid this type of error.

Fixes: 776924e37649f2d47acd805746d5fd9325212ea5
Signed-off-by: Michal Privoznik <mprivozn at redhat.com>
---
 src/qemu/qemu_driver.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index c546e35953..0a6f96e68c 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -4574,14 +4574,9 @@ qemuDomainGetEmulatorPinInfo(virDomainPtr dom,
     if (live)
         autoCpuset = QEMU_DOMAIN_PRIVATE(vm)->autoCpuset;
 
-    if (def->cputune.emulatorpin) {
-        cpumask = def->cputune.emulatorpin;
-    } else if (def->cpumask) {
-        cpumask = def->cpumask;
-    } else if (vm->def->placement_mode == VIR_DOMAIN_CPU_PLACEMENT_MODE_AUTO &&
-               autoCpuset) {
-        cpumask = autoCpuset;
-    } else {
+    if (!(cpumask = qemuDomainEvaluateCPUMask(def,
+                                              def->cputune.emulatorpin,
+                                              autoCpuset))) {
         if (!(bitmap = virHostCPUGetAvailableCPUsBitmap()))
             goto cleanup;
         cpumask = bitmap;
-- 
2.39.2



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