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memory: add memory_region_set_size

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Add API to change MR size.
Will be used internally for RAM resize.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2014-12-16 11:21:23 +02:00
parent d86fb03469
commit e7af4c6730
2 changed files with 26 additions and 0 deletions
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10
include/exec/memory.h
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@ -877,6 +877,16 @@ void memory_region_set_enabled(MemoryRegion *mr, bool enabled);
*/
void memory_region_set_address(MemoryRegion *mr, hwaddr addr);
/*
* memory_region_set_size: dynamically update the size of a region.
*
* Dynamically updates the size of a region.
*
* @mr: the region to be updated
* @size: used size of the region.
*/
void memory_region_set_size(MemoryRegion *mr, uint64_t size);
/*
* memory_region_set_alias_offset: dynamically update a memory alias's offset
*