[src/trunk]: src/sys/ddb ddb: Teach `show all tstiles' to show the type of ea...

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

details:   https://anonhg.NetBSD.org/src/rev/983df8579fa1
branches:  trunk
changeset: 377556:983df8579fa1
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Mon Jul 17 12:55:03 2023 +0000

description:
ddb: Teach `show all tstiles' to show the type of each lock.

diffstat:

 sys/ddb/db_command.c |  17 +++++++++++------
 1 files changed, 11 insertions(+), 6 deletions(-)

diffs (66 lines):

diff -r d6cfad5765a0 -r 983df8579fa1 sys/ddb/db_command.c
--- a/sys/ddb/db_command.c      Mon Jul 17 12:54:53 2023 +0000
+++ b/sys/ddb/db_command.c      Mon Jul 17 12:55:03 2023 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: db_command.c,v 1.184 2023/07/11 11:03:31 riastradh Exp $       */
+/*     $NetBSD: db_command.c,v 1.185 2023/07/17 12:55:03 riastradh Exp $       */
 
 /*
  * Copyright (c) 1996, 1997, 1998, 1999, 2002, 2009, 2019
@@ -61,7 +61,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: db_command.c,v 1.184 2023/07/11 11:03:31 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: db_command.c,v 1.185 2023/07/17 12:55:03 riastradh Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_aio.h"
@@ -1376,8 +1376,8 @@ db_show_all_tstiles(db_expr_t addr, bool
        if (modif[0] == 't')
                trace = true;
 
-       db_printf("%5s %5s %16s %16s %16s\n",
-           "PID", "LID", "COMMAND", "WAITING-FOR", "WAIT-CHANNEL");
+       db_printf("%5s %5s %16s %16s %8s %16s\n",
+           "PID", "LID", "COMMAND", "WAITING-FOR", "TYPE", "WAIT-CHANNEL");
        for (p = db_proc_first(); p != NULL; p = db_proc_next(p)) {
                pid_t pid = -1;
                char comm[MAXCOMLEN + 1] = "";
@@ -1395,6 +1395,7 @@ db_show_all_tstiles(db_expr_t addr, bool
                        lwpid_t lid = -1;
                        struct syncobj *sobj = NULL;
                        struct lwp *owner = NULL;
+                       char sobjname[sizeof(sobj->sobj_name)] = "";
 
                        db_read_bytes((db_addr_t)&l->l_wchan, sizeof(wchan),
                            (char *)&wchan);
@@ -1417,22 +1418,26 @@ db_show_all_tstiles(db_expr_t addr, bool
                        db_read_bytes((db_addr_t)&l->l_syncobj, sizeof(sobj),
                            (char *)&sobj);
                        if (sobj == NULL) {
-                               db_printf("%5ld %5ld %16s %16s %16s\n",
+                               db_printf("%5ld %5ld %16s %16s %8s %16s\n",
                                    (long)pid,
                                    (long)lid,
                                    comm,
                                    "(unknown)",
+                                   "",
                                    wchanname);
                                goto next;
                        }
+                       db_read_bytes((db_addr_t)&sobj->sobj_name,
+                           sizeof(sobjname), sobjname);
 
                        owner = db_syncobj_owner(sobj, wchan);
 
-                       db_printf("%5ld %5ld %16s %16lx %16s\n",
+                       db_printf("%5ld %5ld %16s %16lx %8s %16s\n",
                            (long)pid,
                            (long)lid,
                            comm,
                            (long)owner,
+                           sobjname,
                            wchanname);
 
                        if (trace && owner != NULL) {