[src/trunk]: src Reserve DTrace sdt and fdt major numbers

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

details:   https://anonhg.NetBSD.org/src/rev/9aaab6a0c47c
branches:  trunk
changeset: 449527:9aaab6a0c47c
user:      kamil <kamil%NetBSD.org@localhost>
date:      Sat Mar 09 18:53:52 2019 +0000

description:
Reserve DTrace sdt and fdt major numbers

Register cmajor 252 for fbt and 253 for sdt.

Previously the major number was picked randomly and it causes conflicts
with preallocated values for different devices.

diffstat:

 external/cddl/osnet/dev/fbt/fbt.c |  4 ++--
 external/cddl/osnet/dev/sdt/sdt.c |  4 ++--
 sys/conf/majors                   |  4 +++-
 3 files changed, 7 insertions(+), 5 deletions(-)

diffs (54 lines):

diff -r 27d52b7dcae1 -r 9aaab6a0c47c external/cddl/osnet/dev/fbt/fbt.c
--- a/external/cddl/osnet/dev/fbt/fbt.c Sat Mar 09 18:38:34 2019 +0000
+++ b/external/cddl/osnet/dev/fbt/fbt.c Sat Mar 09 18:53:52 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: fbt.c,v 1.25 2019/01/27 02:08:34 pgoyette Exp $        */
+/*     $NetBSD: fbt.c,v 1.26 2019/03/09 18:53:52 kamil Exp $   */
 
 /*
  * CDDL HEADER START
@@ -1316,7 +1316,7 @@
 static int
 dtrace_fbt_modcmd(modcmd_t cmd, void *data)
 {
-       int bmajor = -1, cmajor = -1;
+       int bmajor = -1, cmajor = 352;
        int error;
 
        switch (cmd) {
diff -r 27d52b7dcae1 -r 9aaab6a0c47c external/cddl/osnet/dev/sdt/sdt.c
--- a/external/cddl/osnet/dev/sdt/sdt.c Sat Mar 09 18:38:34 2019 +0000
+++ b/external/cddl/osnet/dev/sdt/sdt.c Sat Mar 09 18:53:52 2019 +0000
@@ -39,7 +39,7 @@
  * unloaded; in particular, probes may not span multiple kernel modules.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sdt.c,v 1.19 2018/05/28 21:05:03 chs Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sdt.c,v 1.20 2019/03/09 18:53:52 kamil Exp $");
 
 #include <sys/cdefs.h>
 #include <sys/proc.h>
@@ -550,7 +550,7 @@
 static int
 dtrace_sdt_modcmd(modcmd_t cmd, void *data)
 {
-       int bmajor = -1, cmajor = -1;
+       int bmajor = -1, cmajor = 353;
        int error;
 
        switch (cmd) {
diff -r 27d52b7dcae1 -r 9aaab6a0c47c sys/conf/majors
--- a/sys/conf/majors   Sat Mar 09 18:38:34 2019 +0000
+++ b/sys/conf/majors   Sat Mar 09 18:53:52 2019 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: majors,v 1.83 2019/02/23 12:25:33 kamil Exp $
+# $NetBSD: majors,v 1.84 2019/03/09 18:53:52 kamil Exp $
 #
 # Device majors for Machine-Independent drivers.
 #
@@ -83,3 +83,5 @@
 device-major spi       char 347                   spi
 # Majors 348-350 are reserved for HAXM (pkgsrc/emulators/haxm)
 # Major 351 is reserved for sys/modules/examples
+# Major 352 is reserved for external/cddl/osnet/dev/fbt/fbt.c
+# Major 353 is reserved for external/cddl/osnet/dev/sdt/sdt.c