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softmmu/memory_mapping: factor out adding physical memory ranges

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Let's factor out adding a MemoryRegionSection to the list, to be reused in
RamDiscardManager context next.

Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Cc: Marc-André Lureau <marcandre.lureau@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Cc: Alex Williamson <alex.williamson@redhat.com>
Cc: Dr. David Alan Gilbert <dgilbert@redhat.com>
Cc: Igor Mammedov <imammedo@redhat.com>
Cc: Claudio Fontana <cfontana@suse.de>
Cc: Thomas Huth <thuth@redhat.com>
Cc: "Alex Bennée" <alex.bennee@linaro.org>
Cc: Peter Xu <peterx@redhat.com>
Cc: Laurent Vivier <lvivier@redhat.com>
Cc: Stefan Berger <stefanb@linux.ibm.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20210727082545.17934-4-david@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
David Hildenbrand 2021-07-27 10:25:44 +02:00 committed by Paolo Bonzini
parent 602f8ea79c
commit 3513bb1be1
1 changed files with 20 additions and 21 deletions
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41
softmmu/memory_mapping.c
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@ -193,29 +193,14 @@ typedef struct GuestPhysListener {
MemoryListener listener;
} GuestPhysListener;
static void guest_phys_blocks_region_add(MemoryListener *listener,
static void guest_phys_block_add_section(GuestPhysListener *g,
MemoryRegionSection *section)
{
GuestPhysListener *g;
uint64_t section_size;
hwaddr target_start, target_end;
uint8_t *host_addr;
GuestPhysBlock *predecessor;
/* we only care about RAM */
if (!memory_region_is_ram(section->mr) ||
memory_region_is_ram_device(section->mr) ||
memory_region_is_nonvolatile(section->mr)) {
return;
}
g = container_of(listener, GuestPhysListener, listener);
section_size = int128_get64(section->size);
target_start = section->offset_within_address_space;
target_end = target_start + section_size;
host_addr = memory_region_get_ram_ptr(section->mr) +
section->offset_within_region;
predecessor = NULL;
const hwaddr target_start = section->offset_within_address_space;
const hwaddr target_end = target_start + int128_get64(section->size);
uint8_t *host_addr = memory_region_get_ram_ptr(section->mr) +
section->offset_within_region;
GuestPhysBlock *predecessor = NULL;
/* find continuity in guest physical address space */
if (!QTAILQ_EMPTY(&g->list->head)) {
@ -261,6 +246,20 @@ static void guest_phys_blocks_region_add(MemoryListener *listener,
#endif
}
static void guest_phys_blocks_region_add(MemoryListener *listener,
MemoryRegionSection *section)
{
GuestPhysListener *g = container_of(listener, GuestPhysListener, listener);
/* we only care about RAM */
if (!memory_region_is_ram(section->mr) ||
memory_region_is_ram_device(section->mr) ||
memory_region_is_nonvolatile(section->mr)) {
return;
}
guest_phys_block_add_section(g, section);
}
void guest_phys_blocks_append(GuestPhysBlockList *list)
{
GuestPhysListener g = { 0 };