aboutsummaryrefslogtreecommitdiff
path: root/db2/lock
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>1997-11-12 00:06:02 +0000
committerUlrich Drepper <drepper@redhat.com>1997-11-12 00:06:02 +0000
commitcc3fa755128c70f8afc2d604936f33e4d7d652d8 (patch)
tree0c68c1298140e1524078e8bfdf5154fb6129b680 /db2/lock
parent86187531d302de284b67ac162cf76c60c86bd7da (diff)
downloadglibc-cc3fa755128c70f8afc2d604936f33e4d7d652d8.tar
glibc-cc3fa755128c70f8afc2d604936f33e4d7d652d8.tar.gz
glibc-cc3fa755128c70f8afc2d604936f33e4d7d652d8.tar.bz2
glibc-cc3fa755128c70f8afc2d604936f33e4d7d652d8.zip
1997-11-11 21:30 Ulrich Drepper <drepper@cygnus.com> * include/sys/stat.h: Define stat, fstat, lstat and *64 variants as macros so the the library compiles correctly even without optimization. * io/fstat.c: Undef fstat. * io/fstat64.c: Undef fstat64 * io/lstat.c: Undef lstat. * io/lstat64.c: Undef lstat64 * io/stat.c: Undef stat. * io/stat64.c: Undef stat64 * io/fts.c: Include <include/sys/stat.h> to get macro definitions. * io/ftw.c: Likewise. * io/getdirname.c: Likewise. * Makefile (install): Run test-installation.pl if possible. * db2/Makefile: Update from db-2.3.12. * db2/db.h: Likewise. * db2/db_int.h: Likewise. * db2/btree/bt_cursor.c: Likewise. * db2/btree/bt_delete.c: Likewise. * db2/btree/bt_open.c: Likewise. * db2/btree/bt_put.c: Likewise. * db2/btree/bt_rec.c: Likewise. * db2/btree/bt_recno.c: Likewise. * db2/btree/bt_search.c: Likewise. * db2/btree/bt_split.c: Likewise. * db2/btree/bt_stat.c: Likewise. * db2/btree/btree.src: Likewise. * db2/btree/btree_auto.c: Likewise. * db2/btree/bt_cursor.c: Likewise. * db2/btree/bt_delete.c: Likewise. * db2/btree/bt_open.c: Likewise. * db2/btree/bt_put.c: Likewise. * db2/btree/bt_rec.c: Likewise. * db2/btree/bt_recno.c: Likewise. * db2/btree/bt_search.c: Likewise. * db2/btree/bt_split.c: Likewise. * db2/btree/bt_stat.c: Likewise. * db2/btree/btree.src: Likewise. * db2/btree/btree_auto.c: Likewise. * db2/common/db_appinit.c: Likewise. * db2/common/db_apprec.c: Likewise. * db2/common/db_byteorder.c: Likewise. * db2/common/db_region.c: Likewise. * db2/db/db.c: Likewise * db2/db/db.src: Likewise * db2/db/db_auto.c: Likewise * db2/db/db_dispatch.c: Likewise * db2/db/db_dup.c: Likewise * db2/db/db_overflow.c: Likewise * db2/db/db_pr.c: Likewise * db2/db/db_rec.c: Likewise * db2/db/db_ret.c: Likewise * db2/db/db_thread.c: Likewise * db2/db185/db185.c: Likewise. * db2/hash/hash.c: Likewise. * db2/hash/hash.src: Likewise. * db2/hash/hash_auto.c: Likewise. * db2/hash/hash_dup.c: Likewise. * db2/hash/hash_page.c: Likewise. * db2/hash/hash_rec.c: Likewise. * db2/include/btree_auto.h: Likewise. * db2/include/btree_ext.h: Likewise. * db2/include/clib_ext.h: Likewise. * db2/include/common_ext.h: Likewise. * db2/include/db.h.src: Likewise. * db2/include/db_am.h: Likewise. * db2/include/db_auto.h: Likewise. * db2/include/db_cxx.h: Likewise. * db2/include/db_ext.h: Likewise. * db2/include/db_int.h.src: Likewise. * db2/include/hash.h: Likewise. * db2/include/hash_auto.h: Likewise. * db2/include/hash_ext.h: Likewise. * db2/include/lock.h: Likewise. * db2/include/lock_ext.h: Likewise. * db2/include/log.h: Likewise. * db2/include/log_ext.h: Likewise. * db2/include/mp.h: Likewise. * db2/include/mp_ext.h: Likewise. * db2/include/mutex_ext.h: Likewise. * db2/include/os_ext.h: Likewise. * db2/include/os_func.h: Likewise. * db2/include/txn.h: Likewise. * db2/include/txn_ext.h: Likewise. * db2/lock/lock.c: Likewise. * db2/lock/lock_deadlock.c: Likewise. * db2/log/log.c: Likewise. * db2/log/log_archive.c: Likewise. * db2/log/log_auto.c: Likewise. * db2/log/log_findckp.c: Likewise. * db2/log/log_get.c: Likewise. * db2/log/log_put.c: Likewise. * db2/log/log_rec.c: Likewise. * db2/log/log_register.c: Likewise. * db2/mp/mp_bh.c: Likewise. * db2/mp/mp_fget.c: Likewise. * db2/mp/mp_fopen.c: Likewise. * db2/mp/mp_fput.c: Likewise. * db2/mp/mp_fset.c: Likewise. * db2/mp/mp_open.c: Likewise. * db2/mp/mp_pr.c: Likewise. * db2/mp/mp_region.c: Likewise. * db2/mp/mp_sync.c: Likewise. * db2/mutex/mutex.c: Likewise. * db2/os/os_abs.c: Likewise. * db2/os/os_dir.c: Likewise. * db2/os/os_fid.c: Likewise. * db2/os/os_fsync.c: Likewise. * db2/os/os_func.c: Likewise. * db2/os/os_map.c: Likewise. * db2/os/os_oflags.c: Likewise. * db2/os/os_open.c: Likewise. * db2/os/os_rpath.c: Likewise. * db2/os/os_rw.c: Likewise. * db2/os/os_seek.c: Likewise. * db2/os/os_sleep.c: Likewise. * db2/os/os_stat.c: Likewise. * db2/os/os_unlink.c: Likewise. * db2/progs/db_deadlock/db_deadlock.c: Likewise. * db2/progs/db_dump/db_dump.c: Likewise. * db2/progs/db_load/db_load.c: Likewise. * db2/progs/db_recover/db_recover.c: Likewise. * db2/progs/db_stat/db_stat.c: Likewise. * db2/txn/txn.c: Likewise. * db2/txn/txn_auto.c: Likewise. * db2/txn/txn_rec.c: Likewise. * db2/os/db_os_abs.c: Removed. * db2/os/db_os_dir.c: Removed. * db2/os/db_os_fid.c: Removed. * db2/os/db_os_lseek.c: Removed. * db2/os/db_os_mmap.c: Removed. * db2/os/db_os_open.c: Removed. * db2/os/db_os_rw.c: Removed. * db2/os/db_os_sleep.c: Removed. * db2/os/db_os_stat.c: Removed. * db2/os/db_os_unlink.c: Removed. * libio/stdio.h (fopen): Add __restrict to parameters. * manual/process.texi (system): Describe behaviour for NULL argument. * stdio-common/printf-parse.h: Parse hh modifier. * stdio-common/vfprintf.c: Handle hh modifier. * stdio-common/vfscanf.c: Likewise. * manual/stdio.texi: Describe hh modifier for scanf/printf. * math/complex.h: Don't define _Imaginary_I, but instead _Complex_I. gcc does no yet know the `imaginary' keyword. * math/test-math.c: Add little test for know gcc bug. * math/tgmath.h: Make complex versions of log10() only available if __USE_GNU. * stdlib/test-canon.c: Fix typo. * sysdeps/generic/setenv.c: Avoid compilation warnings. Reported by Jim Meyering. * sysdeps/generic/bits/errno.h: EILSEQ is an ISO C error number. * sysdeps/mach/hurd/bits/errno.h: Likewise. * sysdeps/standalone/bits/errno.h: Likewise. * sysdeps/unix/sysv/linux/bits/errno.h: Likewise. * sysdeps/i386/i586/memcpy.S: New file. * sysdeps/i386/i586/mempcpy.S: New file. * sysdeps/i386/i586/memset.S: Fix typo. * sysdeps/posix/getcwd.c: Define HAVE_MEMPCPY for _LIBC. Add casts. * sysdeps/posix/system.c: Add comment to explain code. * sysdeps/wordsize-32/inttypes.h: Include <stddef.h> for wchar_t. Define PTRDIFF_{MIN,MAX}, SIG_ATOMIC_{MIN,MAX}, SIZE_MAX, WCHAR_{MIN,MAX}, WINT_{MIN,MAX}. Define wcstoimax, wcstoumax. * sysdeps/wordsize-64/inttypes.h: Likewise. * wcsmbs/wchar.h: Define WCHAR_{MIN,MAX} if not already defined. Declare __wcsto{l,ul,ll,ull}_internal only if not already done. * time/Makefile (routines): Add strfxtime. * time/strftime.c: Implement %F and %f format. * time/strfxtime.c: New file. * time/time.h: Define new types and symbols from ISO C 9X. * time/mktime.c: Little comment correction. 1997-11-10 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/libm-ieee754/s_sincosl.c: Fix typo. * sysdeps/libm-ieee754/s_tanl.c: Fix typo. * sysdeps/libm-ieee754/s_floorl.c: Correct typos. * sysdeps/libm-ieee754/e_remainderl.c: Replace EXTRACT_LDOUBLE_WORDS by GET_LDOUBLE_WORDS. * sysdeps/libm-ieee754/e_atan2l.c: Replace EXTRACT_LDOUBLE_WORDS by GET_LDOUBLE_WORDS. * sysdeps/libm-ieee754/s_scalbnl.c: Replace ";" by "," for correct variable declaration. * sysdeps/libm-ieee754/s_scalblnl.c: Likewise. * sysdeps/libm-ieee754/s_lrint.c (__lrint): Correct function. * math/libm-test.c (sqrt_test): Add test for sqrt (0.25). (asin_test): Add more test. 1997-11-10 23:34 Ulrich Drepper <drepper@cygnus.com> * sysdeps/libm-ieee754/e_asin.c: Add braces to make code clearer and to not confuse the poor compiler. * sysdeps/libm-ieee754/e_asinf.c: Likewise. Reported by vertex@cagent.com. 1997-11-09 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * elf/dl-lookup.c (do_lookup): Don't accept the base version if we require a specific one. * libio/oldfreopen.c: Bind old symbols to version GLIBC_2.0. * libio/oldiofopen.c: Likewise. * libio/oldstdfiles.c: Likewise. * libc.map: Export them. 1997-11-10 07:40 H.J. Lu <hjl@gnu.ai.mit.edu> * stdlib/exit.c (exit): Handle recursive calls to exit (). 1997-11-09 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/fpu/s_llrint.c: Fixed to take double argument instead of long double. * sysdeps/m68k/fpu/s_llrintf.c: New file. * sysdeps/m68k/fpu/s_llrintl.c: New file. * sysdeps/libm-ieee754/s_llrint.c: Make compilable and fix overflow condition. * sysdeps/libm-ieee754/s_llrintf.c: Fix overflow condition. * sysdeps/libm-ieee754/s_llrintl.c: Likewise. * sysdeps/libm-ieee754/s_llround.c: Likewise. * sysdeps/libm-ieee754/s_llroundf.c: Likewise. * sysdeps/libm-ieee754/s_llroundl.c: Likewise. * sysdeps/libm-ieee754/s_lrint.c: Likewise. * sysdeps/libm-ieee754/s_lrintf.c: Likewise. * sysdeps/libm-ieee754/s_lrintl.c: Likewise. * sysdeps/libm-ieee754/s_lround.c: Likewise. * sysdeps/libm-ieee754/s_lroundf.c: Likewise. * sysdeps/libm-ieee754/s_lroundl.c: Likewise. * math/libm-test.c: Test all three variants of lrint and llrint. Fix typos in lround and llround tests. Add tests for boundary cases for lrint and llround. 1997-11-08 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * manual/arith.texi: Misc doc fixes. * manual/ctype.texi: Likewise. * manual/pattern.texi: Likewise. * manual/terminal.texi: Likewise. 1997-11-08 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/unix/sysv/linux/xstatconv.c: Use struct assignment instead of memcpy to let the compiler use whatever it regards as optimal. * sysdeps/unix/sysv/linux/alpha/xstatconv.c: Likewise. 1997-11-08 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/unix/sysv/linux/Makefile (sysdep_headers) [$(subdir)=misc]: Add sys/prctl.h. * sysdeps/unix/sysv/linux/Dist: Distribute it. 1997-11-08 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * io/ftwtest-sh: Don't use the unknown which command, instead try pwd as /bin/pwd and /usr/bin/pwd. 1997-11-08 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * manual/maint.texi (Tools for Installation): Don't recommend broken version 3.76.1 of make. (Porting): Fix wording. 1997-11-06 06:13 H.J. Lu <hjl@gnu.ai.mit.edu> * config.make.in (build-pic-default): New, defined with pic_default. * configure.in (pic_default): New, set to yes if PIC is default. * Makeconfig (CPPFLAGS-.o, CPPFLAGS-.op, CPPFLAGS-.og, CPPFLAGS-.ob): Add -DPIC if $(build-pic-default) is yes. 1997-11-09 18:15 Ulrich Drepper <drepper@cygnus.com> * Makerules (libc.so): Fix typo. * csu/Makefile (CFLAGS-initfini.s): Correctly fix moving function definition. Patch by Zack Weinberg <zack@rabi.phys.columbia.edu>. * stdlib/strtod.c: Handle numbers like 0.0e10000 correctly which produce ±0.0. Reported by Joe Keane <jgk@jgk.org>. * sysdeps/libm-ieee754/s_ceill.c: Fix typos. * sysdeps/libm-ieee754/s_llrint.c: Correct code, it never worked. 1997-11-06 07:00 H.J. Lu <hjl@gnu.ai.mit.edu> * sysdeps/unix/sysv/i386/i686/time.S: Removed. 1997-11-08 14:07 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> * nis/libnsl.map: Add __do_niscall2 for nis_cachemgr. * nis/nis_call.c: Set UDP resend timeout correct. * nis/nss_compat/compat-grp.c: Rewritten to make it faster. * nis/nss_compat/compat-pwd.c: Likewise. * nis/nss_compat/compat-spwd.c: Likewise. * nis/ypclnt.c: Fix UDP resend timeout, fix yp_bind/do_ypcall interaction. * inet/protocols/routed.h: Include sys/socket.h. * inet/protocols/talkd.h: Likewise. * inet/protocols/timed.h: Include rpc/types.h. * sunrpc/rpc/pmap_clnt.h: Include rpc/clnt.h. 1997-11-06 01:39 Ulrich Drepper <drepper@cygnus.com> * Makerules (libc.so): Add missing closing brace. 1997-11-05 Brendan Kehoe <brendan@lisa.cygnus.com> * libio.h (__P): Name its arg `p' instead of `params'. This was added solely to work around problems with the definition of __P in the Solaris math.h header.
Diffstat (limited to 'db2/lock')
-rw-r--r--db2/lock/lock.c16
-rw-r--r--db2/lock/lock_deadlock.c108
2 files changed, 61 insertions, 63 deletions
diff --git a/db2/lock/lock.c b/db2/lock/lock.c
index a2a3b208f2..f1223a9fa6 100644
--- a/db2/lock/lock.c
+++ b/db2/lock/lock.c
@@ -8,7 +8,7 @@
#include "config.h"
#ifndef lint
-static const char sccsid[] = "@(#)lock.c 10.36 (Sleepycat) 9/24/97";
+static const char sccsid[] = "@(#)lock.c 10.38 (Sleepycat) 10/25/97";
#endif /* not lint */
#ifndef NO_SYSTEM_INCLUDES
@@ -200,7 +200,7 @@ lock_open(path, flags, mode, dbenv, ltp)
/*
* Create the lock table structure.
*/
- if ((lt = (DB_LOCKTAB *)calloc(1, sizeof(DB_LOCKTAB))) == NULL) {
+ if ((lt = (DB_LOCKTAB *)__db_calloc(1, sizeof(DB_LOCKTAB))) == NULL) {
__db_err(dbenv, "%s", strerror(ENOMEM));
return (ENOMEM);
}
@@ -269,7 +269,7 @@ out: if (lt->region != NULL)
(void)__db_rclose(lt->dbenv, lt->fd, lt->region);
if (LF_ISSET(DB_CREATE))
(void)lock_unlink(path, 1, lt->dbenv);
- free(lt);
+ __db_free(lt);
return (ret);
}
@@ -505,7 +505,7 @@ lock_close(lt)
return (ret);
/* Free lock table. */
- free(lt);
+ __db_free(lt);
return (0);
}
@@ -728,8 +728,7 @@ __lock_get_internal(lt, locker, flags, obj, lock_mode, lockp)
*/
(void)__db_mutex_init(&newl->mutex,
MUTEX_LOCK_OFFSET(lt->region, &newl->mutex));
- (void)__db_mutex_lock(&newl->mutex, lt->fd,
- lt->dbenv == NULL ? NULL : lt->dbenv->db_yield);
+ (void)__db_mutex_lock(&newl->mutex, lt->fd);
/*
* Now, insert the lock onto its locker's list.
@@ -760,8 +759,7 @@ __lock_get_internal(lt, locker, flags, obj, lock_mode, lockp)
if (lrp->detect != DB_LOCK_NORUN)
ret = lock_detect(lt, 0, lrp->detect);
- (void)__db_mutex_lock(&newl->mutex,
- lt->fd, lt->dbenv == NULL ? NULL : lt->dbenv->db_yield);
+ (void)__db_mutex_lock(&newl->mutex, lt->fd);
LOCK_LOCKREGION(lt);
if (newl->status != DB_LSTAT_PENDING) {
@@ -975,11 +973,9 @@ __lock_dump_region(lt, flags)
#ifndef HAVE_SPINLOCKS
printf("Mutex: off %lu", (u_long)lrp->hdr.lock.off);
#endif
-#ifdef MUTEX_STATISTICS
printf(" waits %lu nowaits %lu",
(u_long)lrp->hdr.lock.mutex_set_wait,
(u_long)lrp->hdr.lock.mutex_set_nowait);
-#endif
printf("\n%s:%lu\t%s:%lu\t%s:%lu\t%s:%lu\n",
"nconflicts ", (u_long)lrp->nconflicts,
"nrequests ", (u_long)lrp->nrequests,
diff --git a/db2/lock/lock_deadlock.c b/db2/lock/lock_deadlock.c
index f947f901c3..566021fe89 100644
--- a/db2/lock/lock_deadlock.c
+++ b/db2/lock/lock_deadlock.c
@@ -11,7 +11,7 @@
static const char copyright[] =
"@(#) Copyright (c) 1997\n\
Sleepycat Software Inc. All rights reserved.\n";
-static const char sccsid[] = "@(#)lock_deadlock.c 10.21 (Sleepycat) 9/6/97";
+static const char sccsid[] = "@(#)lock_deadlock.c 10.25 (Sleepycat) 11/1/97";
#endif
#ifndef NO_SYSTEM_INCLUDES
@@ -50,16 +50,19 @@ typedef struct {
int valid;
u_int32_t id;
DB_LOCK last_lock;
+ db_pgno_t pgno;
} locker_info;
static int __dd_abort __P((DB_ENV *, locker_info *));
-static int __dd_build __P((DB_ENV *, u_int32_t **, int *, locker_info **));
-#ifdef DEBUG
-static void __dd_debug __P((DB_ENV *, locker_info *, u_int32_t *, int));
-#endif
+static int __dd_build
+ __P((DB_ENV *, u_int32_t **, u_int32_t *, locker_info **));
static u_int32_t
*__dd_find __P((u_int32_t *, locker_info *, u_int32_t));
+#ifdef DEBUG
+static void __dd_debug __P((DB_ENV *, locker_info *, u_int32_t *, u_int32_t));
+#endif
+
int
lock_detect(lt, flags, atype)
DB_LOCKTAB *lt;
@@ -68,8 +71,8 @@ lock_detect(lt, flags, atype)
{
DB_ENV *dbenv;
locker_info *idmap;
- u_int32_t *bitmap, *deadlock, killid;
- int do_pass, i, nlockers, nentries, ret;
+ u_int32_t *bitmap, *deadlock, i, killid, nentries, nlockers;
+ int do_pass, ret;
/* Validate arguments. */
if ((ret =
@@ -77,17 +80,16 @@ lock_detect(lt, flags, atype)
return (ret);
/* Check if a detector run is necessary. */
- do_pass = 1;
dbenv = lt->dbenv;
if (LF_ISSET(DB_LOCK_CONFLICT)) {
/* Make a pass every time a lock waits. */
LOCK_LOCKREGION(lt);
do_pass = dbenv->lk_info->region->need_dd != 0;
UNLOCK_LOCKREGION(lt);
- }
- if (!do_pass)
- return (0);
+ if (!do_pass)
+ return (0);
+ }
/* Build the waits-for bitmap. */
if ((ret = __dd_build(dbenv, &bitmap, &nlockers, &idmap)) != 0)
@@ -118,8 +120,7 @@ lock_detect(lt, flags, atype)
if (killid == BAD_KILLID) {
__db_err(dbenv,
- "warning: could not find %s",
- "locker to abort");
+ "warning: could not find locker to abort");
break;
}
@@ -137,11 +138,8 @@ lock_detect(lt, flags, atype)
/*
* We are trying to calculate the id of the
* locker whose entry is indicated by deadlock.
- * We know that this is less than nlockers, so
- * the cast below is valid.
*/
- killid =
- (u_int32_t)((deadlock - bitmap) / nentries);
+ killid = (deadlock - bitmap) / nentries;
break;
case DB_LOCK_YOUNGEST:
/*
@@ -155,8 +153,7 @@ lock_detect(lt, flags, atype)
if (killid == BAD_KILLID) {
__db_err(dbenv,
- "warning: could not find %s",
- "locker to abort");
+ "warning: could not find locker to abort");
break;
}
/*
@@ -184,8 +181,8 @@ lock_detect(lt, flags, atype)
"warning: unable to abort locker %lx",
(u_long)idmap[killid].id);
}
- free(bitmap);
- free(idmap);
+ __db_free(bitmap);
+ __db_free(idmap);
return (ret);
}
@@ -197,15 +194,15 @@ lock_detect(lt, flags, atype)
static int
__dd_build(dbenv, bmp, nlockers, idmap)
DB_ENV *dbenv;
- u_int32_t **bmp;
- int *nlockers;
+ u_int32_t **bmp, *nlockers;
locker_info **idmap;
{
- DB_LOCKTAB *lt;
- DB_LOCKOBJ *op, *lockerp;
struct __db_lock *lp;
- u_int32_t *bitmap, count, *entryp, i, id, nentries, *tmpmap;
+ DB_LOCKTAB *lt;
+ DB_LOCKOBJ *op, *lo, *lockerp;
+ u_int8_t *pptr;
locker_info *id_array;
+ u_int32_t *bitmap, count, *entryp, i, id, nentries, *tmpmap;
int is_first, ret;
lt = dbenv->lk_info;
@@ -238,24 +235,24 @@ retry: count = lt->region->nlockers;
* We can probably save the malloc's between iterations just
* reallocing if necessary because count grew by too much.
*/
- if ((bitmap = (u_int32_t *)calloc((size_t)count,
+ if ((bitmap = (u_int32_t *)__db_calloc((size_t)count,
sizeof(u_int32_t) * nentries)) == NULL) {
__db_err(dbenv, "%s", strerror(ENOMEM));
return (ENOMEM);
}
if ((tmpmap =
- (u_int32_t *)calloc(sizeof(u_int32_t), nentries)) == NULL) {
+ (u_int32_t *)__db_calloc(sizeof(u_int32_t), nentries)) == NULL) {
__db_err(dbenv, "%s", strerror(ENOMEM));
- free(bitmap);
+ __db_free(bitmap);
return (ENOMEM);
}
- if ((id_array = (locker_info *)calloc((size_t)count,
+ if ((id_array = (locker_info *)__db_calloc((size_t)count,
sizeof(locker_info))) == NULL) {
__db_err(dbenv, "%s", strerror(ENOMEM));
- free(bitmap);
- free(tmpmap);
+ __db_free(bitmap);
+ __db_free(tmpmap);
return (ENOMEM);
}
@@ -264,9 +261,9 @@ retry: count = lt->region->nlockers;
*/
LOCK_LOCKREGION(lt);
if (lt->region->nlockers > count) {
- free(bitmap);
- free(tmpmap);
- free(id_array);
+ __db_free(bitmap);
+ __db_free(tmpmap);
+ __db_free(id_array);
goto retry;
}
@@ -326,9 +323,8 @@ retry: count = lt->region->nlockers;
lp != NULL;
is_first = 0,
lp = SH_TAILQ_NEXT(lp, links, __db_lock)) {
- if ((ret = __lock_getobj(lt,
- lp->holder, NULL, DB_LOCK_LOCKER, &lockerp))
- != 0) {
+ if ((ret = __lock_getobj(lt, lp->holder,
+ NULL, DB_LOCK_LOCKER, &lockerp)) != 0) {
__db_err(dbenv,
"warning unable to find object");
continue;
@@ -369,8 +365,16 @@ retry: count = lt->region->nlockers;
continue;
}
lp = SH_LIST_FIRST(&lockerp->heldby, __db_lock);
- if (lp != NULL)
+ if (lp != NULL) {
id_array[id].last_lock = LOCK_TO_OFFSET(lt, lp);
+ lo = (DB_LOCKOBJ *)((u_int8_t *)lp + lp->obj);
+ pptr = SH_DBT_PTR(&lo->lockobj);
+ if (lo->lockobj.size >= sizeof(db_pgno_t))
+ memcpy(&id_array[id].pgno, pptr,
+ sizeof(db_pgno_t));
+ else
+ id_array[id].pgno = 0;
+ }
}
/* Pass complete, reset the deadlock detector bit. */
@@ -384,21 +388,20 @@ retry: count = lt->region->nlockers;
*nlockers = id;
*idmap = id_array;
*bmp = bitmap;
- free(tmpmap);
+ __db_free(tmpmap);
return (0);
}
static u_int32_t *
__dd_find(bmp, idmap, nlockers)
- u_int32_t *bmp;
+ u_int32_t *bmp, nlockers;
locker_info *idmap;
- u_int32_t nlockers;
{
u_int32_t i, j, nentries, *mymap, *tmpmap;
/*
- * For each locker, or in the bits from the lockers
- * on which that locker is waiting.
+ * For each locker, OR in the bits from the lockers on which that
+ * locker is waiting.
*/
nentries = ALIGN(nlockers, 32) / 32;
for (mymap = bmp, i = 0; i < nlockers; i++, mymap += nentries) {
@@ -422,9 +425,9 @@ __dd_abort(dbenv, info)
DB_ENV *dbenv;
locker_info *info;
{
+ struct __db_lock *lockp;
DB_LOCKTAB *lt;
DB_LOCKOBJ *lockerp, *sh_obj;
- struct __db_lock *lockp;
int ret;
lt = dbenv->lk_info;
@@ -459,19 +462,17 @@ static void
__dd_debug(dbenv, idmap, bitmap, nlockers)
DB_ENV *dbenv;
locker_info *idmap;
- u_int32_t *bitmap;
- int nlockers;
+ u_int32_t *bitmap, nlockers;
{
- u_int32_t *mymap;
- int i, j, nentries;
+ u_int32_t i, j, *mymap, nentries;
char *msgbuf;
__db_err(dbenv, "Waitsfor array");
__db_err(dbenv, "waiter\twaiting on");
/*
- * Alloc space to print 10 bytes per item waited on.
+ * Allocate space to print 10 bytes per item waited on.
*/
- if ((msgbuf = (char *)malloc((nlockers + 1) * 10 + 64)) == NULL) {
+ if ((msgbuf = (char *)__db_malloc((nlockers + 1) * 10 + 64)) == NULL) {
__db_err(dbenv, "%s", strerror(ENOMEM));
return;
}
@@ -480,7 +481,8 @@ __dd_debug(dbenv, idmap, bitmap, nlockers)
for (mymap = bitmap, i = 0; i < nlockers; i++, mymap += nentries) {
if (!idmap[i].valid)
continue;
- sprintf(msgbuf, "%lx\t\t", (u_long)idmap[i].id);/* Waiter. */
+ sprintf(msgbuf, /* Waiter. */
+ "%lx/%lu:\t", (u_long)idmap[i].id, (u_long)idmap[i].pgno);
for (j = 0; j < nlockers; j++)
if (ISSET_MAP(mymap, j))
sprintf(msgbuf, "%s %lx", msgbuf,
@@ -490,6 +492,6 @@ __dd_debug(dbenv, idmap, bitmap, nlockers)
__db_err(dbenv, msgbuf);
}
- free(msgbuf);
+ __db_free(msgbuf);
}
#endif