[src/trunk]: src/sys/dev/dm dm: Make global dm locks static

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

details:   https://anonhg.NetBSD.org/src/rev/b8ac8ce15359
branches:  trunk
changeset: 846895:b8ac8ce15359
user:      tkusumi <tkusumi%NetBSD.org@localhost>
date:      Tue Dec 03 16:22:01 2019 +0000

description:
dm: Make global dm locks static

These are all per-file locks which protect dev/pdev/target structure.
taken-from: DragonFlyBSD

diffstat:

 sys/dev/dm/dm_dev.c    |  6 +++---
 sys/dev/dm/dm_pdev.c   |  6 +++---
 sys/dev/dm/dm_target.c |  6 +++---
 3 files changed, 9 insertions(+), 9 deletions(-)

diffs (81 lines):

diff -r 94fe71f0882f -r b8ac8ce15359 sys/dev/dm/dm_dev.c
--- a/sys/dev/dm/dm_dev.c       Tue Dec 03 16:21:34 2019 +0000
+++ b/sys/dev/dm/dm_dev.c       Tue Dec 03 16:22:01 2019 +0000
@@ -1,4 +1,4 @@
-/*        $NetBSD: dm_dev.c,v 1.11 2018/01/05 14:22:26 christos Exp $      */
+/*        $NetBSD: dm_dev.c,v 1.12 2019/12/03 16:22:01 tkusumi Exp $      */
 
 /*
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -29,7 +29,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dm_dev.c,v 1.11 2018/01/05 14:22:26 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dm_dev.c,v 1.12 2019/12/03 16:22:01 tkusumi Exp $");
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -50,7 +50,7 @@
 static struct dm_dev_head dm_dev_list =
 TAILQ_HEAD_INITIALIZER(dm_dev_list);
 
-kmutex_t dm_dev_mutex;
+static kmutex_t dm_dev_mutex;
 
 /* dm_dev_mutex must be holdby caller before using disable_dev. */
 __inline static void
diff -r 94fe71f0882f -r b8ac8ce15359 sys/dev/dm/dm_pdev.c
--- a/sys/dev/dm/dm_pdev.c      Tue Dec 03 16:21:34 2019 +0000
+++ b/sys/dev/dm/dm_pdev.c      Tue Dec 03 16:22:01 2019 +0000
@@ -1,4 +1,4 @@
-/*        $NetBSD: dm_pdev.c,v 1.12 2019/12/03 15:47:38 tkusumi Exp $      */
+/*        $NetBSD: dm_pdev.c,v 1.13 2019/12/03 16:22:01 tkusumi Exp $      */
 
 /*
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -29,7 +29,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dm_pdev.c,v 1.12 2019/12/03 15:47:38 tkusumi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dm_pdev.c,v 1.13 2019/12/03 16:22:01 tkusumi Exp $");
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -45,7 +45,7 @@
 
 SLIST_HEAD(dm_pdevs, dm_pdev) dm_pdev_list;
 
-kmutex_t dm_pdev_mutex;
+static kmutex_t dm_pdev_mutex;
 
 static dm_pdev_t *dm_pdev_alloc(const char *);
 static int dm_pdev_rem(dm_pdev_t *);
diff -r 94fe71f0882f -r b8ac8ce15359 sys/dev/dm/dm_target.c
--- a/sys/dev/dm/dm_target.c    Tue Dec 03 16:21:34 2019 +0000
+++ b/sys/dev/dm/dm_target.c    Tue Dec 03 16:22:01 2019 +0000
@@ -1,4 +1,4 @@
-/*        $NetBSD: dm_target.c,v 1.20 2018/01/05 14:22:26 christos Exp $      */
+/*        $NetBSD: dm_target.c,v 1.21 2019/12/03 16:22:01 tkusumi Exp $      */
 
 /*
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -29,7 +29,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dm_target.c,v 1.20 2018/01/05 14:22:26 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dm_target.c,v 1.21 2019/12/03 16:22:01 tkusumi Exp $");
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -48,7 +48,7 @@
 static struct dm_target_head dm_target_list =
 TAILQ_HEAD_INITIALIZER(dm_target_list);
 
-kmutex_t dm_target_mutex;
+static kmutex_t dm_target_mutex;
 
 /*
  * Called indirectly from dm_table_load_ioctl to mark target as used.