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authorNikunj A Dadhania <nikunj@linux.ibm.com>2018-09-04 14:54:18 +0530
committerDavid Gibson <david@gibson.dropbear.id.au>2018-09-05 16:06:19 +1000
commita84f71793aab5d06b5798e78e1cee82cc3e4b3e2 (patch)
tree2041d6a0476488eede9d6e60ba813aac2b999961 /hw
parentb12a4efb76e81644e290d962d2eb6dbb0a5f214f (diff)
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target/ppc/kvm: set vcpu as online/offline
Set the newly added register(KVM_REG_PPC_ONLINE) to indicate if the vcpu is online(1) or offline(0) KVM will use this information to set the RWMR register, which controls the PURR and SPURR accumulation. CC: paulus@samba.org Signed-off-by: Nikunj A Dadhania <nikunj@linux.ibm.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'hw')
-rw-r--r--hw/ppc/spapr_cpu_core.c1
-rw-r--r--hw/ppc/spapr_rtas.c2
2 files changed, 3 insertions, 0 deletions
diff --git a/hw/ppc/spapr_cpu_core.c b/hw/ppc/spapr_cpu_core.c
index a73b244..2398ce6 100644
--- a/hw/ppc/spapr_cpu_core.c
+++ b/hw/ppc/spapr_cpu_core.c
@@ -90,6 +90,7 @@ void spapr_cpu_set_entry_state(PowerPCCPU *cpu, target_ulong nip, target_ulong r
env->nip = nip;
env->gpr[3] = r3;
+ kvmppc_set_reg_ppc_online(cpu, 1);
CPU(cpu)->halted = 0;
/* Enable Power-saving mode Exit Cause exceptions */
ppc_store_lpcr(cpu, env->spr[SPR_LPCR] | pcc->lpcr_pm);
diff --git a/hw/ppc/spapr_rtas.c b/hw/ppc/spapr_rtas.c
index 4ac96bc..d6a0952 100644
--- a/hw/ppc/spapr_rtas.c
+++ b/hw/ppc/spapr_rtas.c
@@ -33,6 +33,7 @@
#include "sysemu/device_tree.h"
#include "sysemu/cpus.h"
#include "sysemu/hw_accel.h"
+#include "kvm_ppc.h"
#include "hw/ppc/spapr.h"
#include "hw/ppc/spapr_vio.h"
@@ -207,6 +208,7 @@ static void rtas_stop_self(PowerPCCPU *cpu, sPAPRMachineState *spapr,
* guest */
ppc_store_lpcr(cpu, env->spr[SPR_LPCR] & ~pcc->lpcr_pm);
cs->halted = 1;
+ kvmppc_set_reg_ppc_online(cpu, 0);
qemu_cpu_kick(cs);
}