| Juan Quintela | 795c40b | 2017-04-06 12:00:28 +0200 | [diff] [blame] | 1 | /* |
| 2 | * QEMU migration blockers |
| 3 | * |
| 4 | * Copyright IBM, Corp. 2008 |
| 5 | * |
| 6 | * Authors: |
| 7 | * Anthony Liguori <aliguori@us.ibm.com> |
| 8 | * |
| 9 | * This work is licensed under the terms of the GNU GPL, version 2. See |
| 10 | * the COPYING file in the top-level directory. |
| 11 | * |
| 12 | */ |
| 13 | |
| 14 | #ifndef MIGRATION_BLOCKER_H |
| 15 | #define MIGRATION_BLOCKER_H |
| 16 | |
| 17 | /** |
| 18 | * @migrate_add_blocker - prevent migration from proceeding |
| 19 | * |
| 20 | * @reason - an error to be returned whenever migration is attempted |
| 21 | * |
| 22 | * @errp - [out] The reason (if any) we cannot block migration right now. |
| 23 | * |
| 24 | * @returns - 0 on success, -EBUSY/-EACCES on failure, with errp set. |
| 25 | */ |
| 26 | int migrate_add_blocker(Error *reason, Error **errp); |
| 27 | |
| 28 | /** |
| 29 | * @migrate_del_blocker - remove a blocking error from migration |
| 30 | * |
| 31 | * @reason - the error blocking migration |
| 32 | */ |
| 33 | void migrate_del_blocker(Error *reason); |
| 34 | |
| 35 | #endif |
