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Merge remote-tracking branch 'qemu-kvm/uq/master' into staging

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* qemu-kvm/uq/master:
  virtio: move common irqfd handling out of virtio-pci
  virtio: move common ioeventfd handling out of virtio-pci
  event_notifier: add event_notifier_set_handler
  memory: pass EventNotifier, not eventfd
  ivshmem: wrap ivshmem_del_eventfd loops with transaction
  ivshmem: use EventNotifier and memory API
  event_notifier: add event_notifier_init_fd
  event_notifier: remove event_notifier_test
  event_notifier: add event_notifier_set
  apic: Defer interrupt updates to VCPU thread
  apic: Reevaluate pending interrupts on LVT_LINT0 changes
  apic: Resolve potential endless loop around apic_update_irq
  kvm: expose tsc deadline timer feature to guest
  kvm_pv_eoi: add flag support
  kvm: Don't abort on kvm_irqchip_add_msi_route()
This commit is contained in:
Anthony Liguori 2012-07-18 14:44:43 -05:00
commit 09f06a6c60
22 changed files with 233 additions and 145 deletions
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31
kvm-all.c
View file

@ -32,6 +32,7 @@
#include "bswap.h"
#include "memory.h"
#include "exec-memory.h"
#include "event_notifier.h"
/* This check must be after config-host.h is included */
#ifdef CONFIG_EVENTFD
@ -800,23 +801,29 @@ static void kvm_io_ioeventfd_del(MemoryRegionSection *section,
static void kvm_eventfd_add(MemoryListener *listener,
MemoryRegionSection *section,
bool match_data, uint64_t data, int fd)
bool match_data, uint64_t data,
EventNotifier *e)
{
if (section->address_space == get_system_memory()) {
kvm_mem_ioeventfd_add(section, match_data, data, fd);
kvm_mem_ioeventfd_add(section, match_data, data,
event_notifier_get_fd(e));
} else {
kvm_io_ioeventfd_add(section, match_data, data, fd);
kvm_io_ioeventfd_add(section, match_data, data,
event_notifier_get_fd(e));
}
}
static void kvm_eventfd_del(MemoryListener *listener,
MemoryRegionSection *section,
bool match_data, uint64_t data, int fd)
bool match_data, uint64_t data,
EventNotifier *e)
{
if (section->address_space == get_system_memory()) {
kvm_mem_ioeventfd_del(section, match_data, data, fd);
kvm_mem_ioeventfd_del(section, match_data, data,
event_notifier_get_fd(e));
} else {
kvm_io_ioeventfd_del(section, match_data, data, fd);
kvm_io_ioeventfd_del(section, match_data, data,
event_notifier_get_fd(e));
}
}
@ -1142,7 +1149,7 @@ int kvm_irqchip_send_msi(KVMState *s, MSIMessage msg)
int kvm_irqchip_add_msi_route(KVMState *s, MSIMessage msg)
{
abort();
return -ENOSYS;
}
static int kvm_irqchip_assign_irqfd(KVMState *s, int fd, int virq, bool assign)
@ -1156,11 +1163,21 @@ int kvm_irqchip_add_irqfd(KVMState *s, int fd, int virq)
return kvm_irqchip_assign_irqfd(s, fd, virq, true);
}
int kvm_irqchip_add_irq_notifier(KVMState *s, EventNotifier *n, int virq)
{
return kvm_irqchip_add_irqfd(s, event_notifier_get_fd(n), virq);
}
int kvm_irqchip_remove_irqfd(KVMState *s, int fd, int virq)
{
return kvm_irqchip_assign_irqfd(s, fd, virq, false);
}
int kvm_irqchip_remove_irq_notifier(KVMState *s, EventNotifier *n, int virq)
{
return kvm_irqchip_remove_irqfd(s, event_notifier_get_fd(n), virq);
}
static int kvm_irqchip_create(KVMState *s)
{
QemuOptsList *list = qemu_find_opts("machine");