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Re: [Qemu-devel] [PATCH 02/16] cpu: call cpu_synchronize_post_init() fro
From: |
Gleb Natapov |
Subject: |
Re: [Qemu-devel] [PATCH 02/16] cpu: call cpu_synchronize_post_init() from CPUClass.realize() if hotplugged |
Date: |
Mon, 22 Apr 2013 19:30:18 +0300 |
On Mon, Apr 22, 2013 at 03:46:37PM +0200, Andreas Färber wrote:
> Am 16.04.2013 00:12, schrieb Igor Mammedov:
> > ... to synchronize CPU state to KVM
> >
> > Signed-off-by: Igor Mammedov <address@hidden>
> > ---
> > v2:
> > * linking kvm-stub.o to *-user target moved in separate patch
> > ---
> > include/sysemu/kvm.h | 18 ++++++++++--------
> > kvm-all.c | 1 +
> > kvm-stub.c | 1 +
> > qom/cpu.c | 4 ++++
> > vl.c | 1 -
> > 5 files changed, 16 insertions(+), 9 deletions(-)
>
> Looks okay to me. Gleb, can you ack?
>
Yes, looks good to me.
> Andreas
>
> > diff --git a/include/sysemu/kvm.h b/include/sysemu/kvm.h
> > index 93cef28..8fb2489 100644
> > --- a/include/sysemu/kvm.h
> > +++ b/include/sysemu/kvm.h
> > @@ -250,8 +250,6 @@ int kvm_check_extension(KVMState *s, unsigned int
> > extension);
> > uint32_t kvm_arch_get_supported_cpuid(KVMState *env, uint32_t function,
> > uint32_t index, int reg);
> > void kvm_cpu_synchronize_state(CPUArchState *env);
> > -void kvm_cpu_synchronize_post_reset(CPUState *cpu);
> > -void kvm_cpu_synchronize_post_init(CPUState *cpu);
> >
> > /* generic hooks - to be moved/refactored once there are more users */
> >
> > @@ -262,6 +260,16 @@ static inline void cpu_synchronize_state(CPUArchState
> > *env)
> > }
> > }
> >
> > +#if !defined(CONFIG_USER_ONLY)
> > +int kvm_physical_memory_addr_from_host(KVMState *s, void *ram_addr,
> > + hwaddr *phys_addr);
> > +#endif
> > +
> > +#endif /* NEED_CPU_H */
> > +
> > +void kvm_cpu_synchronize_post_reset(CPUState *cpu);
> > +void kvm_cpu_synchronize_post_init(CPUState *cpu);
> > +
> > static inline void cpu_synchronize_post_reset(CPUState *cpu)
> > {
> > if (kvm_enabled()) {
> > @@ -277,12 +285,6 @@ static inline void cpu_synchronize_post_init(CPUState
> > *cpu)
> > }
> >
> >
> > -#if !defined(CONFIG_USER_ONLY)
> > -int kvm_physical_memory_addr_from_host(KVMState *s, void *ram_addr,
> > - hwaddr *phys_addr);
> > -#endif
> > -
> > -#endif
> > int kvm_set_ioeventfd_mmio(int fd, uint32_t adr, uint32_t val, bool assign,
> > uint32_t size);
> >
> > diff --git a/kvm-all.c b/kvm-all.c
> > index fc4e17c..1d17128 100644
> > --- a/kvm-all.c
> > +++ b/kvm-all.c
> > @@ -109,6 +109,7 @@ bool kvm_async_interrupts_allowed;
> > bool kvm_irqfds_allowed;
> > bool kvm_msi_via_irqfd_allowed;
> > bool kvm_gsi_routing_allowed;
> > +bool kvm_allowed;
> >
> > static const KVMCapabilityInfo kvm_required_capabilites[] = {
> > KVM_CAP_INFO(USER_MEMORY),
> > diff --git a/kvm-stub.c b/kvm-stub.c
> > index a131305..4282e09 100644
> > --- a/kvm-stub.c
> > +++ b/kvm-stub.c
> > @@ -23,6 +23,7 @@ bool kvm_async_interrupts_allowed;
> > bool kvm_irqfds_allowed;
> > bool kvm_msi_via_irqfd_allowed;
> > bool kvm_gsi_routing_allowed;
> > +bool kvm_allowed;
> >
> > int kvm_init_vcpu(CPUState *cpu)
> > {
> > diff --git a/qom/cpu.c b/qom/cpu.c
> > index e242dcb..0c76712 100644
> > --- a/qom/cpu.c
> > +++ b/qom/cpu.c
> > @@ -20,6 +20,7 @@
> >
> > #include "qom/cpu.h"
> > #include "qemu-common.h"
> > +#include "sysemu/kvm.h"
> >
> > void cpu_reset_interrupt(CPUState *cpu, int mask)
> > {
> > @@ -57,6 +58,9 @@ static ObjectClass *cpu_common_class_by_name(const char
> > *cpu_model)
> >
> > static void cpu_common_realizefn(DeviceState *dev, Error **errp)
> > {
> > + if (dev->hotplugged) {
> > + cpu_synchronize_post_init(CPU(dev));
> > + }
> > }
> >
> > static void cpu_class_init(ObjectClass *klass, void *data)
> > diff --git a/vl.c b/vl.c
> > index dd94549..bc9c016 100644
> > --- a/vl.c
> > +++ b/vl.c
> > @@ -267,7 +267,6 @@ static NotifierList machine_init_done_notifiers =
> > NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
> >
> > static bool tcg_allowed = true;
> > -bool kvm_allowed;
> > bool xen_allowed;
> > uint32_t xen_domid;
> > enum xen_mode xen_mode = XEN_EMULATE;
> >
>
>
> --
> SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
> GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg
--
Gleb.
- [Qemu-devel] [PATCH 01/16] cpu: make kvm-stub.o a part of CPU library, (continued)
- [Qemu-devel] [PATCH 01/16] cpu: make kvm-stub.o a part of CPU library, Igor Mammedov, 2013/04/15
- Message not available
- Re: [Qemu-devel] [PATCH 01/16] cpu: make kvm-stub.o a part of CPU library, Paolo Bonzini, 2013/04/17
- [Qemu-devel] [PATCH 01/16 v2] cpu: make kvm-stub.o a part of CPU library, Igor Mammedov, 2013/04/18
- Re: [Qemu-devel] [PATCH 01/16 v2] cpu: make kvm-stub.o a part of CPU library, Eduardo Habkost, 2013/04/18
- Re: [Qemu-devel] [PATCH 01/16 v2] cpu: make kvm-stub.o a part of CPU library, Andreas Färber, 2013/04/22
- Re: [Qemu-devel] [PATCH 01/16 v2] cpu: make kvm-stub.o a part of CPU library, Paolo Bonzini, 2013/04/22
- Re: [Qemu-devel] [PATCH 01/16 v2] cpu: make kvm-stub.o a part of CPU library, Gleb Natapov, 2013/04/22
[Qemu-devel] [PATCH 02/16] cpu: call cpu_synchronize_post_init() from CPUClass.realize() if hotplugged, Igor Mammedov, 2013/04/15
[Qemu-devel] [PATCH 03/16] introduce resume_vcpu(), for single CPU, Igor Mammedov, 2013/04/15
- Re: [Qemu-devel] [PATCH 03/16] introduce resume_vcpu(), for single CPU, Eduardo Habkost, 2013/04/18
- Re: [Qemu-devel] [PATCH 03/16] introduce resume_vcpu(), for single CPU, Gleb Natapov, 2013/04/22
- Re: [Qemu-devel] [PATCH 03/16] introduce resume_vcpu(), for single CPU, Igor Mammedov, 2013/04/22
- Re: [Qemu-devel] [PATCH 03/16] introduce resume_vcpu(), for single CPU, Gleb Natapov, 2013/04/22
- Re: [Qemu-devel] [PATCH 03/16] introduce resume_vcpu(), for single CPU, Igor Mammedov, 2013/04/22
- Re: [Qemu-devel] [PATCH 03/16] introduce resume_vcpu(), for single CPU, Gleb Natapov, 2013/04/22
- Re: [Qemu-devel] [PATCH 03/16] introduce resume_vcpu(), for single CPU, Andreas Färber, 2013/04/22
- Re: [Qemu-devel] [PATCH 03/16] introduce resume_vcpu(), for single CPU, Igor Mammedov, 2013/04/22
- Re: [Qemu-devel] [PATCH 03/16] introduce resume_vcpu(), for single CPU, Andreas Färber, 2013/04/22