diff options
Diffstat (limited to 'include/exec/memory.h')
| -rw-r--r-- | include/exec/memory.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/exec/memory.h b/include/exec/memory.h index 2f386cecb7..0ccfd3b42a 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -627,6 +627,18 @@ int memory_region_get_fd(MemoryRegion *mr); */ void *memory_region_get_ram_ptr(MemoryRegion *mr); +/* memory_region_ram_resize: Resize a RAM region. + * + * Only legal before guest might have detected the memory size: e.g. on + * incoming migration, or right after reset. + * + * @mr: a memory region created with @memory_region_init_resizeable_ram. + * @newsize: the new size the region + * @errp: pointer to Error*, to store an error if it happens. + */ +void memory_region_ram_resize(MemoryRegion *mr, ram_addr_t newsize, + Error **errp); + /** * memory_region_set_log: Turn dirty logging on or off for a region. * |