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Make lockdebug_lock_print(NULL, ...) dump all locks. Now, in ddb, 

'show lock 0x0' dumps all of the locks.

XXX I still need to fix 'show all lock'.
This commit is contained in:
dyoung 2009-11-03 00:29:11 +00:00
parent fe26b18dc7
commit 648f423c6f
1 changed files with 11 additions and 5 deletions
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16
sys/kern/subr_lockdebug.c
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@ -1,4 +1,4 @@
/* $NetBSD: subr_lockdebug.c,v 1.40 2009/10/05 23:39:27 rmind Exp $ */
/* $NetBSD: subr_lockdebug.c,v 1.41 2009/11/03 00:29:11 dyoung Exp $ */
/*-
* Copyright (c) 2006, 2007, 2008 The NetBSD Foundation, Inc.
@ -34,7 +34,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: subr_lockdebug.c,v 1.40 2009/10/05 23:39:27 rmind Exp $");
__KERNEL_RCSID(0, "$NetBSD: subr_lockdebug.c,v 1.41 2009/11/03 00:29:11 dyoung Exp $");
#include "opt_ddb.h"
@ -792,12 +792,18 @@ lockdebug_lock_print(void *addr, void (*pr)(const char *, ...))
lockdebug_t *ld;
TAILQ_FOREACH(ld, &ld_all, ld_achain) {
if (ld->ld_lock == addr) {
if (ld->ld_lock == NULL)
continue;
if (addr == NULL || ld->ld_lock == addr) {
lockdebug_dump(ld, pr);
return;
if (addr != NULL)
return;
}
}
(*pr)("Sorry, no record of a lock with address %p found.\n", addr);
if (addr != NULL) {
(*pr)("Sorry, no record of a lock with address %p found.\n",
addr);
}
#else
(*pr)("Sorry, kernel not built with the LOCKDEBUG option.\n");
#endif /* LOCKDEBUG */