qemu/include/sysemu/kvm_int.h
Peter Xu 563d32ba9b KVM: Cache kvm slot dirty bitmap size
Cache it too because we'll reference it more frequently in the future.

Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <20210506160549.130416-8-peterx@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-05-26 14:49:45 +02:00

56 lines
1.2 KiB
C

/*
* Internal definitions for a target's KVM support
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*
*/
#ifndef QEMU_KVM_INT_H
#define QEMU_KVM_INT_H
#include "exec/memory.h"
#include "qemu/accel.h"
#include "sysemu/kvm.h"
typedef struct KVMSlot
{
hwaddr start_addr;
ram_addr_t memory_size;
void *ram;
int slot;
int flags;
int old_flags;
/* Dirty bitmap cache for the slot */
unsigned long *dirty_bmap;
unsigned long dirty_bmap_size;
/* Cache of the address space ID */
int as_id;
/* Cache of the offset in ram address space */
ram_addr_t ram_start_offset;
} KVMSlot;
typedef struct KVMMemoryListener {
MemoryListener listener;
KVMSlot *slots;
int as_id;
} KVMMemoryListener;
void kvm_memory_listener_register(KVMState *s, KVMMemoryListener *kml,
AddressSpace *as, int as_id);
void kvm_set_max_memslot_size(hwaddr max_slot_size);
/**
* kvm_hwpoison_page_add:
*
* Parameters:
* @ram_addr: the address in the RAM for the poisoned page
*
* Add a poisoned page to the list
*
* Return: None.
*/
void kvm_hwpoison_page_add(ram_addr_t ram_addr);
#endif