From 38bfe69180f99d05611a14bab4bb72c95e755b58 Mon Sep 17 00:00:00 2001 From: Paolo Bonzini Date: Thu, 18 Jun 2015 18:30:14 +0200 Subject: kvm-all: add support for multiple address spaces Make kvm_memory_listener_register public, and assign a kernel address space id to each KVMMemoryListener. Signed-off-by: Paolo Bonzini --- kvm-all.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) (limited to 'kvm-all.c') diff --git a/kvm-all.c b/kvm-all.c index 86dd0a11c4..ee45e982ea 100644 --- a/kvm-all.c +++ b/kvm-all.c @@ -218,7 +218,7 @@ static int kvm_set_user_memory_region(KVMMemoryListener *kml, KVMSlot *slot) KVMState *s = kvm_state; struct kvm_userspace_memory_region mem; - mem.slot = slot->slot; + mem.slot = slot->slot | (kml->as_id << 16); mem.guest_phys_addr = slot->start_addr; mem.userspace_addr = (unsigned long)slot->ram; mem.flags = slot->flags; @@ -420,8 +420,7 @@ static int kvm_physical_sync_dirty_bitmap(KVMMemoryListener *kml, allocated_size = size; memset(d.dirty_bitmap, 0, allocated_size); - d.slot = mem->slot; - + d.slot = mem->slot | (kml->as_id << 16); if (kvm_vm_ioctl(s, KVM_GET_DIRTY_LOG, &d) == -1) { DPRINTF("ioctl failed %d\n", errno); ret = -1; @@ -884,13 +883,13 @@ static void kvm_io_ioeventfd_del(MemoryListener *listener, } } -static void kvm_memory_listener_register(KVMState *s, - KVMMemoryListener *kml, - AddressSpace *as) +void kvm_memory_listener_register(KVMState *s, KVMMemoryListener *kml, + AddressSpace *as, int as_id) { int i; kml->slots = g_malloc0(s->nr_slots * sizeof(KVMSlot)); + kml->as_id = as_id; for (i = 0; i < s->nr_slots; i++) { kml->slots[i].slot = i; @@ -1608,7 +1607,7 @@ static int kvm_init(MachineState *ms) s->memory_listener.listener.coalesced_mmio_del = kvm_uncoalesce_mmio_region; kvm_memory_listener_register(s, &s->memory_listener, - &address_space_memory); + &address_space_memory, 0); memory_listener_register(&kvm_io_listener, &address_space_io); -- cgit v1.2.3