diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2015-03-23 10:21:46 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2015-04-27 18:24:18 +0200 |
| commit | 37d7c08413cd4307f53c83d43b1b06cf2701d7a7 (patch) | |
| tree | fb4f93f730b5e8f8c3b0cca49f42090659327ab0 /include | |
| parent | e95205e1f9cd2c4262b7a7b1c992a94512c86d0e (diff) | |
memory: add memory_region_ram_resize
This is a simple MemoryRegion wrapper for qemu_ram_resize.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'include')
| -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 06ffa1d185..a2ea58776d 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -605,6 +605,18 @@ 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. * |