diff options
| -rw-r--r-- | migration/ram.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/migration/ram.c b/migration/ram.c index fdd108475c..24dea2730c 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -2827,8 +2827,15 @@ int ram_discard_range(const char *rbname, uint64_t start, size_t length) goto err; } - bitmap_clear(rb->receivedmap, start >> qemu_target_page_bits(), - length >> qemu_target_page_bits()); + /* + * On source VM, we don't need to update the received bitmap since + * we don't even have one. + */ + if (rb->receivedmap) { + bitmap_clear(rb->receivedmap, start >> qemu_target_page_bits(), + length >> qemu_target_page_bits()); + } + ret = ram_block_discard_range(rb, start, length); err: |