| 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| 2 | #include "qemu/osdep.h" |
| 3 | #include "qom/object.h" |
| 4 | #include "glib.h" |
| 5 | #include "system/memory.h" |
| 6 | |
| 7 | RamDiscardManager *memory_region_get_ram_discard_manager(MemoryRegion *mr) |
| 8 | { |
| 9 | return mr->rdm; |
| 10 | } |
| 11 | |
| 12 | int memory_region_add_ram_discard_source(MemoryRegion *mr, |
| 13 | RamDiscardSource *source) |
| 14 | { |
| 15 | if (!mr->rdm) { |
| 16 | mr->rdm = ram_discard_manager_new(mr); |
| 17 | } |
| 18 | return ram_discard_manager_add_source(mr->rdm, source); |
| 19 | } |
| 20 | |
| 21 | int memory_region_del_ram_discard_source(MemoryRegion *mr, |
| 22 | RamDiscardSource *source) |
| 23 | { |
| 24 | RamDiscardManager *rdm = mr->rdm; |
| 25 | |
| 26 | if (!rdm) { |
| 27 | return 0; |
| 28 | } |
| 29 | |
| 30 | return ram_discard_manager_del_source(rdm, source); |
| 31 | } |
| 32 | |
| 33 | uint64_t memory_region_size(const MemoryRegion *mr) |
| 34 | { |
| 35 | return int128_get64(mr->size); |
| 36 | } |
| 37 | |
| 38 | MemoryRegionSection *memory_region_section_new_copy(MemoryRegionSection *s) |
| 39 | { |
| 40 | MemoryRegionSection *copy = g_new(MemoryRegionSection, 1); |
| 41 | *copy = *s; |
| 42 | return copy; |
| 43 | } |
| 44 | |
| 45 | void memory_region_section_free_copy(MemoryRegionSection *s) |
| 46 | { |
| 47 | g_free(s); |
| 48 | } |