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include: Rename sysemu/ -> system/
Headers in include/sysemu/ are not only related to system *emulation*, they are also used by virtualization. Rename as system/ which is clearer. Files renamed manually then mechanical change using sed tool. Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Tested-by: Lei Yang <leiyang@redhat.com> Message-Id: <20241203172445.28576-1-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé
parent
63cda19446
commit
32cad1ffb8
965 changed files with 1708 additions and 1707 deletions
187
include/system/kvm_int.h
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187
include/system/kvm_int.h
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/*
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* Internal definitions for a target's KVM support
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*
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*/
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#ifndef QEMU_KVM_INT_H
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#define QEMU_KVM_INT_H
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#include "exec/memory.h"
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#include "qapi/qapi-types-common.h"
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#include "qemu/accel.h"
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#include "qemu/queue.h"
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#include "system/kvm.h"
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#include "hw/boards.h"
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#include "hw/i386/topology.h"
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#include "io/channel-socket.h"
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typedef struct KVMSlot
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{
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hwaddr start_addr;
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ram_addr_t memory_size;
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void *ram;
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int slot;
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int flags;
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int old_flags;
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/* Dirty bitmap cache for the slot */
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unsigned long *dirty_bmap;
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unsigned long dirty_bmap_size;
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/* Cache of the address space ID */
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int as_id;
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/* Cache of the offset in ram address space */
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ram_addr_t ram_start_offset;
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int guest_memfd;
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hwaddr guest_memfd_offset;
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} KVMSlot;
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typedef struct KVMMemoryUpdate {
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QSIMPLEQ_ENTRY(KVMMemoryUpdate) next;
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MemoryRegionSection section;
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} KVMMemoryUpdate;
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typedef struct KVMMemoryListener {
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MemoryListener listener;
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KVMSlot *slots;
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unsigned int nr_slots_used;
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unsigned int nr_slots_allocated;
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int as_id;
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QSIMPLEQ_HEAD(, KVMMemoryUpdate) transaction_add;
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QSIMPLEQ_HEAD(, KVMMemoryUpdate) transaction_del;
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} KVMMemoryListener;
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#define KVM_MSI_HASHTAB_SIZE 256
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typedef struct KVMHostTopoInfo {
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/* Number of package on the Host */
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unsigned int maxpkgs;
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/* Number of cpus on the Host */
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unsigned int maxcpus;
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/* Number of cpus on each different package */
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unsigned int *pkg_cpu_count;
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/* Each package can have different maxticks */
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unsigned int *maxticks;
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} KVMHostTopoInfo;
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struct KVMMsrEnergy {
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pid_t pid;
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bool enable;
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char *socket_path;
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QIOChannelSocket *sioc;
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QemuThread msr_thr;
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unsigned int guest_vcpus;
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unsigned int guest_vsockets;
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X86CPUTopoInfo guest_topo_info;
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KVMHostTopoInfo host_topo;
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const CPUArchIdList *guest_cpu_list;
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uint64_t *msr_value;
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uint64_t msr_unit;
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uint64_t msr_limit;
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uint64_t msr_info;
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};
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enum KVMDirtyRingReaperState {
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KVM_DIRTY_RING_REAPER_NONE = 0,
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/* The reaper is sleeping */
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KVM_DIRTY_RING_REAPER_WAIT,
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/* The reaper is reaping for dirty pages */
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KVM_DIRTY_RING_REAPER_REAPING,
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};
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/*
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* KVM reaper instance, responsible for collecting the KVM dirty bits
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* via the dirty ring.
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*/
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struct KVMDirtyRingReaper {
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/* The reaper thread */
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QemuThread reaper_thr;
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volatile uint64_t reaper_iteration; /* iteration number of reaper thr */
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volatile enum KVMDirtyRingReaperState reaper_state; /* reap thr state */
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};
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struct KVMState
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{
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AccelState parent_obj;
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/* Max number of KVM slots supported */
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int nr_slots_max;
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int fd;
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int vmfd;
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int coalesced_mmio;
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int coalesced_pio;
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struct kvm_coalesced_mmio_ring *coalesced_mmio_ring;
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bool coalesced_flush_in_progress;
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int vcpu_events;
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#ifdef TARGET_KVM_HAVE_GUEST_DEBUG
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QTAILQ_HEAD(, kvm_sw_breakpoint) kvm_sw_breakpoints;
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#endif
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int max_nested_state_len;
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int kvm_shadow_mem;
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bool kernel_irqchip_allowed;
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bool kernel_irqchip_required;
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OnOffAuto kernel_irqchip_split;
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bool sync_mmu;
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bool guest_state_protected;
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uint64_t manual_dirty_log_protect;
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/*
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* Older POSIX says that ioctl numbers are signed int, but in
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* practice they are not. (Newer POSIX doesn't specify ioctl
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* at all.) Linux, glibc and *BSD all treat ioctl numbers as
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* unsigned, and real-world ioctl values like KVM_GET_XSAVE have
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* bit 31 set, which means that passing them via an 'int' will
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* result in sign-extension when they get converted back to the
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* 'unsigned long' which the ioctl() prototype uses. Luckily Linux
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* always treats the argument as an unsigned 32-bit int, so any
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* possible sign-extension is deliberately ignored, but for
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* consistency we keep to the same type that glibc is using.
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*/
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unsigned long irq_set_ioctl;
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unsigned int sigmask_len;
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GHashTable *gsimap;
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#ifdef KVM_CAP_IRQ_ROUTING
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struct kvm_irq_routing *irq_routes;
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int nr_allocated_irq_routes;
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unsigned long *used_gsi_bitmap;
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unsigned int gsi_count;
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#endif
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KVMMemoryListener memory_listener;
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QLIST_HEAD(, KVMParkedVcpu) kvm_parked_vcpus;
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/* For "info mtree -f" to tell if an MR is registered in KVM */
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int nr_as;
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struct KVMAs {
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KVMMemoryListener *ml;
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AddressSpace *as;
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} *as;
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uint64_t kvm_dirty_ring_bytes; /* Size of the per-vcpu dirty ring */
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uint32_t kvm_dirty_ring_size; /* Number of dirty GFNs per ring */
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bool kvm_dirty_ring_with_bitmap;
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uint64_t kvm_eager_split_size; /* Eager Page Splitting chunk size */
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struct KVMDirtyRingReaper reaper;
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struct KVMMsrEnergy msr_energy;
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NotifyVmexitOption notify_vmexit;
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uint32_t notify_window;
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uint32_t xen_version;
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uint32_t xen_caps;
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uint16_t xen_gnttab_max_frames;
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uint16_t xen_evtchn_max_pirq;
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char *device;
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};
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void kvm_memory_listener_register(KVMState *s, KVMMemoryListener *kml,
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AddressSpace *as, int as_id, const char *name);
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void kvm_set_max_memslot_size(hwaddr max_slot_size);
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/**
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* kvm_hwpoison_page_add:
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*
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* Parameters:
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* @ram_addr: the address in the RAM for the poisoned page
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*
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* Add a poisoned page to the list
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*
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* Return: None.
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*/
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void kvm_hwpoison_page_add(ram_addr_t ram_addr);
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#endif
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