| @@ -1,14 +1,14 @@ | | | @@ -1,14 +1,14 @@ |
1 | /* $NetBSD: linux_work.c,v 1.1.2.1 2013/12/30 04:50:12 riastradh Exp $ */ | | 1 | /* $NetBSD: linux_work.c,v 1.1.2.2 2013/12/30 04:50:21 riastradh Exp $ */ |
2 | | | 2 | |
3 | /*- | | 3 | /*- |
4 | * Copyright (c) 2013 The NetBSD Foundation, Inc. | | 4 | * Copyright (c) 2013 The NetBSD Foundation, Inc. |
5 | * All rights reserved. | | 5 | * All rights reserved. |
6 | * | | 6 | * |
7 | * This code is derived from software contributed to The NetBSD Foundation | | 7 | * This code is derived from software contributed to The NetBSD Foundation |
8 | * by Taylor R. Campbell. | | 8 | * by Taylor R. Campbell. |
9 | * | | 9 | * |
10 | * Redistribution and use in source and binary forms, with or without | | 10 | * Redistribution and use in source and binary forms, with or without |
11 | * modification, are permitted provided that the following conditions | | 11 | * modification, are permitted provided that the following conditions |
12 | * are met: | | 12 | * are met: |
13 | * 1. Redistributions of source code must retain the above copyright | | 13 | * 1. Redistributions of source code must retain the above copyright |
14 | * notice, this list of conditions and the following disclaimer. | | 14 | * notice, this list of conditions and the following disclaimer. |
| @@ -20,27 +20,27 @@ | | | @@ -20,27 +20,27 @@ |
20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED | | 20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | | 21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS | | 22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | | 23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | | 24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | | 25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | | 26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | | 27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | | 28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
29 | * POSSIBILITY OF SUCH DAMAGE. | | 29 | * POSSIBILITY OF SUCH DAMAGE. |
30 | */ | | 30 | */ |
31 | | | 31 | |
32 | #include <sys/cdefs.h> | | 32 | #include <sys/cdefs.h> |
33 | __KERNEL_RCSID(0, "$NetBSD: linux_work.c,v 1.1.2.1 2013/12/30 04:50:12 riastradh Exp $"); | | 33 | __KERNEL_RCSID(0, "$NetBSD: linux_work.c,v 1.1.2.2 2013/12/30 04:50:21 riastradh Exp $"); |
34 | | | 34 | |
35 | #include <sys/types.h> | | 35 | #include <sys/types.h> |
36 | #include <sys/param.h> | | 36 | #include <sys/param.h> |
37 | #include <sys/atomic.h> | | 37 | #include <sys/atomic.h> |
38 | #include <sys/callout.h> | | 38 | #include <sys/callout.h> |
39 | #include <sys/condvar.h> | | 39 | #include <sys/condvar.h> |
40 | #include <sys/errno.h> | | 40 | #include <sys/errno.h> |
41 | #include <sys/intr.h> | | 41 | #include <sys/intr.h> |
42 | #include <sys/kmem.h> | | 42 | #include <sys/kmem.h> |
43 | #include <sys/mutex.h> | | 43 | #include <sys/mutex.h> |
44 | #include <sys/queue.h> | | 44 | #include <sys/queue.h> |
45 | #include <sys/systm.h> | | 45 | #include <sys/systm.h> |
46 | #include <sys/workqueue.h> | | 46 | #include <sys/workqueue.h> |
| @@ -162,26 +162,32 @@ destroy_workqueue(struct workqueue_struc | | | @@ -162,26 +162,32 @@ destroy_workqueue(struct workqueue_struc |
162 | wq->wq_workqueue = NULL; | | 162 | wq->wq_workqueue = NULL; |
163 | | | 163 | |
164 | cv_destroy(&wq->wq_cv); | | 164 | cv_destroy(&wq->wq_cv); |
165 | mutex_destroy(&wq->wq_lock); | | 165 | mutex_destroy(&wq->wq_lock); |
166 | } | | 166 | } |
167 | | | 167 | |
168 | /* | | 168 | /* |
169 | * Flush | | 169 | * Flush |
170 | * | | 170 | * |
171 | * Note: This doesn't cancel or wait for delayed work. This seems to | | 171 | * Note: This doesn't cancel or wait for delayed work. This seems to |
172 | * match what Linux does (or, doesn't do). | | 172 | * match what Linux does (or, doesn't do). |
173 | */ | | 173 | */ |
174 | | | 174 | |
| | | 175 | void |
| | | 176 | flush_scheduled_work(void) |
| | | 177 | { |
| | | 178 | flush_workqueue(system_wq); |
| | | 179 | } |
| | | 180 | |
175 | struct wq_flush_work { | | 181 | struct wq_flush_work { |
176 | struct work_struct wqfw_work; | | 182 | struct work_struct wqfw_work; |
177 | struct wq_flush *wqfw_flush; | | 183 | struct wq_flush *wqfw_flush; |
178 | }; | | 184 | }; |
179 | | | 185 | |
180 | struct wq_flush { | | 186 | struct wq_flush { |
181 | kmutex_t wqf_lock; | | 187 | kmutex_t wqf_lock; |
182 | kcondvar_t wqf_cv; | | 188 | kcondvar_t wqf_cv; |
183 | unsigned int wqf_n; | | 189 | unsigned int wqf_n; |
184 | }; | | 190 | }; |
185 | | | 191 | |
186 | void | | 192 | void |
187 | flush_workqueue(struct workqueue_struct *wq) | | 193 | flush_workqueue(struct workqueue_struct *wq) |