[src/trunk]: src/sys/external/bsd/common/linux Add system_long_wq.

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/4ed19082ef36
branches:  trunk
changeset: 992534:4ed19082ef36
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Mon Aug 27 06:55:23 2018 +0000

description:
Add system_long_wq.

diffstat:

 sys/external/bsd/common/include/linux/workqueue.h |   3 ++-
 sys/external/bsd/common/linux/linux_work.c        |  20 +++++++++++++++++---
 2 files changed, 19 insertions(+), 4 deletions(-)

diffs (72 lines):

diff -r 8bfc446451ed -r 4ed19082ef36 sys/external/bsd/common/include/linux/workqueue.h
--- a/sys/external/bsd/common/include/linux/workqueue.h Mon Aug 27 06:55:13 2018 +0000
+++ b/sys/external/bsd/common/include/linux/workqueue.h Mon Aug 27 06:55:23 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: workqueue.h,v 1.2 2018/08/27 06:54:40 riastradh Exp $  */
+/*     $NetBSD: workqueue.h,v 1.3 2018/08/27 06:55:23 riastradh Exp $  */
 
 /*-
  * Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -88,6 +88,7 @@
 }
 
 extern struct workqueue_struct *system_wq;
+extern struct workqueue_struct *system_long_wq;
 
 int    linux_workqueue_init(void);
 void   linux_workqueue_fini(void);
diff -r 8bfc446451ed -r 4ed19082ef36 sys/external/bsd/common/linux/linux_work.c
--- a/sys/external/bsd/common/linux/linux_work.c        Mon Aug 27 06:55:13 2018 +0000
+++ b/sys/external/bsd/common/linux/linux_work.c        Mon Aug 27 06:55:23 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: linux_work.c,v 1.1 2016/02/24 22:04:15 skrll Exp $     */
+/*     $NetBSD: linux_work.c,v 1.2 2018/08/27 06:55:23 riastradh Exp $ */
 
 /*-
  * Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: linux_work.c,v 1.1 2016/02/24 22:04:15 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: linux_work.c,v 1.2 2018/08/27 06:55:23 riastradh Exp $");
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -90,21 +90,35 @@
 static void    linux_worker_intr(void *);
 
 struct workqueue_struct                *system_wq;
+struct workqueue_struct                *system_long_wq;
 
 int
 linux_workqueue_init(void)
 {
+       int error;
 
        system_wq = alloc_ordered_workqueue("lnxsyswq", 0);
        if (system_wq == NULL)
-               return ENOMEM;
+               goto fail0;
+
+       system_long_wq = alloc_ordered_workqueue("lnxlngwq", 0);
+       if (system_long_wq == NULL)
+               goto fail1;
 
        return 0;
+
+fail2: __unused
+       destroy_workqueue(system_long_wq);
+fail1: destroy_workqueue(system_wq);
+fail0: return ENOMEM;
 }
 
 void
 linux_workqueue_fini(void)
 {
+
+       destroy_workqueue(system_long_wq);
+       system_long_wq = NULL;
        destroy_workqueue(system_wq);
        system_wq = NULL;
 }