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add memory_region_add_subregion_overlap

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This commit is contained in:
Takacs, Philipp
2022-12-16 13:46:24 +01:00
parent aee4038526
commit cd85f589a2
19 changed files with 32 additions and 2 deletions
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16
qemu/softmmu/memory.c
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@@ -1116,8 +1116,10 @@ static void memory_region_update_container_subregions(MemoryRegion *subregion)
memory_region_transaction_begin();
QTAILQ_FOREACH(other, &mr->subregions, subregions_link) {
QTAILQ_INSERT_BEFORE(other, subregion, subregions_link);
goto done;
if (subregion->priority >= other->priority) {
QTAILQ_INSERT_BEFORE(other, subregion, subregions_link);
goto done;
}
}
QTAILQ_INSERT_TAIL(&mr->subregions, subregion, subregions_link);
@@ -1141,6 +1143,16 @@ void memory_region_add_subregion(MemoryRegion *mr,
hwaddr offset,
MemoryRegion *subregion)
{
subregion->priority = 0;
memory_region_add_subregion_common(mr, offset, subregion);
}
void memory_region_add_subregion_overlap(MemoryRegion *mr,
hwaddr offset,
MemoryRegion *subregion,
int priority)
{
subregion->priority = priority;
memory_region_add_subregion_common(mr, offset, subregion);
}