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address_space_dispatch_clear remove subpage with higher priority

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Takacs, Philipp 2024-07-02 12:29:15 +02:00
parent 2868e3e268
commit 73264ace50
1 changed files with 10 additions and 0 deletions
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10
qemu/exec.c
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@ -1395,6 +1395,7 @@ static subpage_t *subpage_init(struct uc_struct *uc, FlatView *fv, hwaddr base)
memory_region_init_io(fv->root->uc, &mmio->iomem, &subpage_ops, mmio,
TARGET_PAGE_SIZE);
mmio->iomem.subpage = true;
mmio->iomem.priority = uc->snapshot_level;
#if defined(DEBUG_SUBPAGE)
printf("%s: %p base " TARGET_FMT_plx " len %08x\n", __func__,
mmio, base, TARGET_PAGE_SIZE);
@ -1457,6 +1458,15 @@ AddressSpaceDispatch *address_space_dispatch_new(struct uc_struct *uc, FlatView
void address_space_dispatch_clear(AddressSpaceDispatch *d)
{
MemoryRegionSection *section;
struct uc_struct *uc = d->uc;
while (d->map.sections_nb > 0) {
d->map.sections_nb--;
section = &d->map.sections[d->map.sections_nb];
if (section->mr->priority > uc->snapshot_level) {
phys_section_destroy(section->mr);
}
}
g_free(d->map.sections);
g_free(d->map.nodes);
g_free(d);