Module Name:    src
Committed By:   tkusumi
Date:           Thu Dec  5 15:52:39 UTC 2019

Modified Files:
        src/sys/dev/dm: device-mapper.c dm.h dm_ioctl.c

Log Message:
dm: Remove unneeded dm_get_version_ioctl()

"version" is implemented and handled in userspace,
hence dm ioctl doesn't need to support it.

taken-from: DragonFlyBSD


To generate a diff of this commit:
cvs rdiff -u -r1.44 -r1.45 src/sys/dev/dm/device-mapper.c
cvs rdiff -u -r1.32 -r1.33 src/sys/dev/dm/dm.h
cvs rdiff -u -r1.37 -r1.38 src/sys/dev/dm/dm_ioctl.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/dev/dm/device-mapper.c
diff -u src/sys/dev/dm/device-mapper.c:1.44 src/sys/dev/dm/device-mapper.c:1.45
--- src/sys/dev/dm/device-mapper.c:1.44	Wed Dec  4 16:55:30 2019
+++ src/sys/dev/dm/device-mapper.c	Thu Dec  5 15:52:39 2019
@@ -1,4 +1,4 @@
-/*        $NetBSD: device-mapper.c,v 1.44 2019/12/04 16:55:30 tkusumi Exp $ */
+/*        $NetBSD: device-mapper.c,v 1.45 2019/12/05 15:52:39 tkusumi Exp $ */
 
 /*
  * Copyright (c) 2010 The NetBSD Foundation, Inc.
@@ -134,7 +134,7 @@ static const struct cmd_function {
 	int  (*fn)(prop_dictionary_t);
 	int  allowed;
 } cmd_fn[] = {
-	{ .cmd = "version", .fn = dm_get_version_ioctl,	  .allowed = 1 },
+	{ .cmd = "version", .fn = NULL,                   .allowed = 1 },
 	{ .cmd = "targets", .fn = dm_list_versions_ioctl, .allowed = 1 },
 	{ .cmd = "create",  .fn = dm_dev_create_ioctl,    .allowed = 0 },
 	{ .cmd = "info",    .fn = dm_dev_status_ioctl,    .allowed = 1 },
@@ -413,7 +413,9 @@ dm_cmd_to_fun(prop_dictionary_t dm_dict)
 	if (cmd_fn[i].cmd == NULL)
 		return EINVAL;
 
-	aprint_debug("ioctl %s called\n", cmd_fn[i].cmd);
+	aprint_debug("ioctl %s called %p\n", cmd_fn[i].cmd, cmd_fn[i].fn);
+	if (cmd_fn[i].fn == NULL)
+		return 0;
 	r = cmd_fn[i].fn(dm_dict);
 
 	return r;

Index: src/sys/dev/dm/dm.h
diff -u src/sys/dev/dm/dm.h:1.32 src/sys/dev/dm/dm.h:1.33
--- src/sys/dev/dm/dm.h:1.32	Wed Dec  4 16:54:03 2019
+++ src/sys/dev/dm/dm.h	Thu Dec  5 15:52:39 2019
@@ -1,4 +1,4 @@
-/*        $NetBSD: dm.h,v 1.32 2019/12/04 16:54:03 tkusumi Exp $      */
+/*        $NetBSD: dm.h,v 1.33 2019/12/05 15:52:39 tkusumi Exp $      */
 
 /*
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -251,7 +251,6 @@ int dm_dev_status_ioctl(prop_dictionary_
 int dm_dev_suspend_ioctl(prop_dictionary_t);
 
 int dm_check_version(prop_dictionary_t);
-int dm_get_version_ioctl(prop_dictionary_t);
 int dm_list_versions_ioctl(prop_dictionary_t);
 
 int dm_table_clear_ioctl(prop_dictionary_t);

Index: src/sys/dev/dm/dm_ioctl.c
diff -u src/sys/dev/dm/dm_ioctl.c:1.37 src/sys/dev/dm/dm_ioctl.c:1.38
--- src/sys/dev/dm/dm_ioctl.c:1.37	Wed Dec  4 15:31:12 2019
+++ src/sys/dev/dm/dm_ioctl.c	Thu Dec  5 15:52:39 2019
@@ -1,4 +1,4 @@
-/* $NetBSD: dm_ioctl.c,v 1.37 2019/12/04 15:31:12 tkusumi Exp $      */
+/* $NetBSD: dm_ioctl.c,v 1.38 2019/12/05 15:52:39 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_ioctl.c,v 1.37 2019/12/04 15:31:12 tkusumi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dm_ioctl.c,v 1.38 2019/12/05 15:52:39 tkusumi Exp $");
 
 /*
  * Locking is used to synchronise between ioctl calls and between dm_table's
@@ -161,17 +161,6 @@ dm_dbg_print_flags(int flags)
 }
 
 /*
- * Get version ioctl call I do it as default therefore this
- * function is unused now.
- */
-int
-dm_get_version_ioctl(prop_dictionary_t dm_dict)
-{
-
-	return 0;
-}
-
-/*
  * Get list of all available targets from global
  * target list and sent them back to libdevmapper.
  */

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