| 1 | /* |
| 2 | * Block activation tracking for migration purpose |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 5 | * |
| 6 | * Copyright (C) 2024 Red Hat, Inc. |
| 7 | */ |
| 8 | #include "qemu/osdep.h" |
| 9 | #include "block/block.h" |
| 10 | #include "qapi/error.h" |
| 11 | #include "migration/migration.h" |
| 12 | #include "qemu/error-report.h" |
| 13 | #include "trace.h" |
| 14 | |
| 15 | bool migration_block_activate(Error **errp) |
| 16 | { |
| 17 | ERRP_GUARD(); |
| 18 | |
| 19 | assert(bql_locked()); |
| 20 | |
| 21 | trace_migration_block_activation("active"); |
| 22 | |
| 23 | bdrv_activate_all(errp); |
| 24 | if (*errp) { |
| 25 | error_report_err(error_copy(*errp)); |
| 26 | return false; |
| 27 | } |
| 28 | |
| 29 | return true; |
| 30 | } |
| 31 | |
| 32 | bool migration_block_inactivate(void) |
| 33 | { |
| 34 | int ret; |
| 35 | |
| 36 | assert(bql_locked()); |
| 37 | |
| 38 | trace_migration_block_activation("inactive"); |
| 39 | |
| 40 | ret = bdrv_inactivate_all(); |
| 41 | if (ret) { |
| 42 | error_report("%s: bdrv_inactivate_all() failed: %d", |
| 43 | __func__, ret); |
| 44 | return false; |
| 45 | } |
| 46 | |
| 47 | return true; |
| 48 | } |