projects / mirror_ubuntu-bionic-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 86e3c28a CIK |
1 | /* |
| 2 | * CDDL HEADER START | |
| 3 | * | |
| 4 | * This file and its contents are supplied under the terms of the | |
| 5 | * Common Development and Distribution License ("CDDL"), version 1.0. | |
| 6 | * You may only use this file in accordance with the terms of version | |
| 7 | * 1.0 of the CDDL. | |
| 8 | * | |
| 9 | * A full copy of the text of the CDDL should have accompanied this | |
| 10 | * source. A copy of the CDDL is also available via the Internet at | |
| 11 | * http://www.illumos.org/license/CDDL. | |
| 12 | * | |
| 13 | * CDDL HEADER END | |
| 14 | */ | |
| 15 | /* | |
| 16 | * Copyright (c) 2014 by Delphix. All rights reserved. | |
| 17 | */ | |
| 18 | ||
| 19 | #ifndef _BQUEUE_H | |
| 20 | #define _BQUEUE_H | |
| 21 | ||
| 22 | #ifdef __cplusplus | |
| 23 | extern "C" { | |
| 24 | #endif | |
| 25 | ||
| 26 | #include <sys/zfs_context.h> | |
| 27 | ||
| 28 | typedef struct bqueue { | |
| 29 | list_t bq_list; | |
| 30 | kmutex_t bq_lock; | |
| 31 | kcondvar_t bq_add_cv; | |
| 32 | kcondvar_t bq_pop_cv; | |
| 33 | uint64_t bq_size; | |
| 34 | uint64_t bq_maxsize; | |
| 35 | size_t bq_node_offset; | |
| 36 | } bqueue_t; | |
| 37 | ||
| 38 | typedef struct bqueue_node { | |
| 39 | list_node_t bqn_node; | |
| 40 | uint64_t bqn_size; | |
| 41 | } bqueue_node_t; | |
| 42 | ||
| 43 | ||
| 44 | int bqueue_init(bqueue_t *, uint64_t, size_t); | |
| 45 | void bqueue_destroy(bqueue_t *); | |
| 46 | void bqueue_enqueue(bqueue_t *, void *, uint64_t); | |
| 47 | void *bqueue_dequeue(bqueue_t *); | |
| 48 | boolean_t bqueue_empty(bqueue_t *); | |
| 49 | ||
| 50 | #ifdef __cplusplus | |
| 51 | } | |
| 52 | #endif | |
| 53 | ||
| 54 | #endif /* _BQUEUE_H */ |