diff options
Diffstat (limited to 'qemu/include/block/throttle-groups.h')
| -rw-r--r-- | qemu/include/block/throttle-groups.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/qemu/include/block/throttle-groups.h b/qemu/include/block/throttle-groups.h new file mode 100644 index 000000000..fab113f6d --- /dev/null +++ b/qemu/include/block/throttle-groups.h @@ -0,0 +1,46 @@ +/* + * QEMU block throttling group infrastructure + * + * Copyright (C) Nodalink, EURL. 2014 + * Copyright (C) Igalia, S.L. 2015 + * + * Authors: + * Benoît Canet <benoit.canet@nodalink.com> + * Alberto Garcia <berto@igalia.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 or + * (at your option) version 3 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef THROTTLE_GROUPS_H +#define THROTTLE_GROUPS_H + +#include "qemu/throttle.h" +#include "block/block_int.h" + +const char *throttle_group_get_name(BlockDriverState *bs); + +void throttle_group_config(BlockDriverState *bs, ThrottleConfig *cfg); +void throttle_group_get_config(BlockDriverState *bs, ThrottleConfig *cfg); + +void throttle_group_register_bs(BlockDriverState *bs, const char *groupname); +void throttle_group_unregister_bs(BlockDriverState *bs); + +void coroutine_fn throttle_group_co_io_limits_intercept(BlockDriverState *bs, + unsigned int bytes, + bool is_write); + +void throttle_group_lock(BlockDriverState *bs); +void throttle_group_unlock(BlockDriverState *bs); + +#endif |