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authorUlrich Drepper <drepper@redhat.com>1998-06-09 15:16:55 +0000
committerUlrich Drepper <drepper@redhat.com>1998-06-09 15:16:55 +0000
commitbf7997b65c7887d2acda95f5201d818a19d81711 (patch)
treeda3583de3a0b5892f90a4b1eb773a87b554ae37e /db2/include/mp.h
parent7646e67e6cc4c738a7b402c60fed39d52db0433b (diff)
Update.
1998-06-09 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/netinet/ip.h (struct ip_options): Define __data member only for gcc. Reported by ak@muc.de. * misc/mntent.h: Undo last patch. * sysdeps/unix/sysv/linux/fstatvfs.c (fstatvfs): Undo last patch. * misc/tst/mntent.c: Adjust code for this change. * io/fts.c: Updated from a slightly more recent BSD version. * io/fts.h: Likewise. * libc.map: Add __libc_stack_end. * db2/Makefile (routines): Add lock_region. * db2/config.h: Update from db-2.4.14. * db2/db.h: Likewise. * db2/db_185.h: Likewise. * db2/db_int.h: Likewise. * db2/bt_close.c: Likewise. * db2/bt_compare.c: Likewise. * db2/bt_conv.c: Likewise. * db2/bt_cursor.c: Likewise. * db2/bt_delete.c: Likewise. * db2/bt_open.c: Likewise. * db2/bt_page.c: Likewise. * db2/bt_put.c: Likewise. * db2/bt_rec.c: Likewise. * db2/bt_recno.c: Likewise. * db2/bt_rsearch.c: Likewise. * db2/bt_search.c: Likewise. * db2/bt_split.c: Likewise. * db2/bt_stat.c: Likewise. * db2/btree.src: Likewise. * db2/btree_auto.c: Likewise. * db2/getlong.c: Likewise. * db2/db_appinit.c: Likewise. * db2/db_apprec.c: Likewise. * db2/db_byteorder.c: Likewise. * db2/db_err.c: Likewise. * db2/db_log2.c: Likewise. * db2/db_region.c: Likewise. * db2/db_salloc.c: Likewise. * db2/db_shash.c: Likewise. * db2/db.c: Likewise. * db2/db.src: Likewise. * db2/db_auto.c: Likewise. * db2/db_conv.c: Likewise. * db2/db_dispatch.c: Likewise. * db2/db_dup.c: Likewise. * db2/db_overflow.c: Likewise. * db2/db_pr.c: Likewise. * db2/db_rec.c: Likewise. * db2/db_ret.c: Likewise. * db2/db_thread.c: Likewise. * db2/db185.c: Likewise. * db2/db185_int.h: Likewise. * db2/dbm.c: Likewise. * db2/hash.c: Likewise. * db2/hash.src: Likewise. * db2/hash_auto.c: Likewise. * db2/hash_conv.c: Likewise. * db2/hash_debug.c: Likewise. * db2/hash_dup.c: Likewise. * db2/hash_func.c: Likewise. * db2/hash_page.c: Likewise. * db2/hash_rec.c: Likewise. * db2/hash_stat.c: Likewise. * db2/btree.h: Likewise. * db2/btree_ext.h: Likewise. * db2/clib_ext.h: Likewise. * db2/common_ext.h: Likewise. * db2/cxx_int.h: Likewise. * db2/db.h.src: Likewise. * db2/db_185.h.src: Likewise. * db2/db_am.h: Likewise. * db2/db_auto.h: Likewise. * db2/db_cxx.h: Likewise. * db2/db_dispatch.h: Likewise. * db2/db_ext.h: Likewise. * db2/db_int.h.src: Likewise. * db2/db_page.h: Likewise. * db2/db_shash.h: Likewise. * db2/db_swap.h: Likewise. * db2/hash.h: Likewise. * db2/hash_ext.h: Likewise. * db2/lock.h: Likewise. * db2/lock_ext.h: Likewise. * db2/log.h: Likewise. * db2/log_ext.h: Likewise. * db2/mp.h: Likewise. * db2/mp_ext.h: Likewise. * db2/mutex_ext.h: Likewise. * db2/os_ext.h: Likewise. * db2/os_func.h: Likewise. * db2/queue.h: Likewise. * db2/shqueue.h: Likewise. * db2/txn.h: Likewise. * db2/lock.c: Likewise. * db2/lock_conflict.c: Likewise. * db2/lock_deadlock.c: Likewise. * db2/lock_region.c: Likewise. * db2/lock_util.c: Likewise. * db2/log.c: Likewise. * db2/log.src: Likewise. * db2/log_archive.c: Likewise. * db2/log_auto.c: Likewise. * db2/log_compare.c: Likewise. * db2/log_findckp.c: Likewise. * db2/log_get.c: Likewise. * db2/log_put.c: Likewise. * db2/log_rec.c: Likewise. * db2/log_register.c: Likewise. * db2/mp_bh.c: Likewise. * db2/mp_fget.c: Likewise. * db2/mp_fopen.c: Likewise. * db2/mp_fput.c: Likewise. * db2/mp_fset.c: Likewise. * db2/mp_open.c: Likewise. * db2/mp_pr.c: Likewise. * db2/mp_region.c: Likewise. * db2/mp_sync.c: Likewise. * db2/68020.gcc: Likewise. * db2/mutex.c: Likewise. * db2/parisc.gcc: Likewise. * db2/parisc.hp: Likewise. * db2/sco.cc: Likewise. * db2/os_abs.c: Likewise. * db2/os_alloc.c: Likewise. * db2/os_config.c: Likewise. * db2/os_dir.c: Likewise. * db2/os_fid.c: Likewise. * db2/os_fsync.c: Likewise. * db2/os_map.c: Likewise. * db2/os_oflags.c: Likewise. * db2/os_open.c: Likewise. * db2/os_rpath.c: Likewise. * db2/os_rw.c: Likewise. * db2/os_seek.c: Likewise. * db2/os_sleep.c: Likewise. * db2/os_spin.c: Likewise. * db2/os_stat.c: Likewise. * db2/os_unlink.c: Likewise. * db2/db_archive.c: Likewise. * db2/db_checkpoint.c: Likewise. * db2/db_deadlock.c: Likewise. * db2/db_dump.c: Likewise. * db2/db_dump185.c: Likewise. * db2/db_load.c: Likewise. * db2/db_printlog.c: Likewise. * db2/db_recover.c: Likewise. * db2/db_stat.c: Likewise. * db2/txn.c: Likewise. * db2/txn.src: Likewise. * db2/txn_auto.c: Likewise. * db2/txn_rec.c: Likewise. * elf/rtld.c: Move definition of __libc_stack_end to ... * sysdeps/generic/dl-sysdep.h: ...here. * sysdeps/unix/sysv/linux/fstatvfs.c: Handle nodiratime option. * sysdeps/unix/sysv/linux/bits/statvfs.h: Define ST_NODIRATIME. * sysdeps/unix/sysv/linux/sys/mount.h: Define MS_NODIRATIME. 1998-06-08 21:44 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/fstatvfs.c: Handle constant option string from mntent correctly. 1998-06-06 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sunrpc/Makefile (generated): Correct typo. 1998-06-04 Philip Blundell <philb@gnu.org> * elf/elf.h (EM_ARM, et al.): New definitions. * sysdeps/arm/dl-machine.h: Update for new draft ARM ELF ABI.
Diffstat (limited to 'db2/include/mp.h')
-rw-r--r--db2/include/mp.h45
1 files changed, 23 insertions, 22 deletions
diff --git a/db2/include/mp.h b/db2/include/mp.h
index 4efbf9b95e..8635efa722 100644
--- a/db2/include/mp.h
+++ b/db2/include/mp.h
@@ -1,10 +1,10 @@
/*-
* See the file LICENSE for redistribution information.
*
- * Copyright (c) 1996, 1997
+ * Copyright (c) 1996, 1997, 1998
* Sleepycat Software. All rights reserved.
*
- * @(#)mp.h 10.25 (Sleepycat) 1/8/98
+ * @(#)mp.h 10.33 (Sleepycat) 5/4/98
*/
struct __bh; typedef struct __bh BH;
@@ -16,10 +16,12 @@ struct __mpoolfile; typedef struct __mpoolfile MPOOLFILE;
#define DB_DEFAULT_MPOOL_FILE "__db_mpool.share"
/*
- * We default to 128K (16 8K pages) if the user doesn't specify, and
+ * We default to 128K (16 8K pages) if the user doesn't specify, and
* require a minimum of 20K.
*/
+#ifndef DB_CACHESIZE_DEF
#define DB_CACHESIZE_DEF (128 * 1024)
+#endif
#define DB_CACHESIZE_MIN ( 20 * 1024)
#define INVALID 0 /* Invalid shared memory offset. */
@@ -79,30 +81,30 @@ struct __mpoolfile; typedef struct __mpoolfile MPOOLFILE;
#define LOCKINIT(dbmp, mutexp) \
if (F_ISSET(dbmp, MP_LOCKHANDLE | MP_LOCKREGION)) \
(void)__db_mutex_init(mutexp, \
- MUTEX_LOCK_OFFSET((dbmp)->maddr, mutexp))
+ MUTEX_LOCK_OFFSET((dbmp)->reginfo.addr, mutexp))
#define LOCKHANDLE(dbmp, mutexp) \
if (F_ISSET(dbmp, MP_LOCKHANDLE)) \
- (void)__db_mutex_lock(mutexp, (dbmp)->fd)
+ (void)__db_mutex_lock(mutexp, (dbmp)->reginfo.fd)
#define UNLOCKHANDLE(dbmp, mutexp) \
if (F_ISSET(dbmp, MP_LOCKHANDLE)) \
- (void)__db_mutex_unlock(mutexp, (dbmp)->fd)
+ (void)__db_mutex_unlock(mutexp, (dbmp)->reginfo.fd)
#define LOCKREGION(dbmp) \
if (F_ISSET(dbmp, MP_LOCKREGION)) \
(void)__db_mutex_lock(&((RLAYOUT *)(dbmp)->mp)->lock, \
- (dbmp)->fd)
+ (dbmp)->reginfo.fd)
#define UNLOCKREGION(dbmp) \
if (F_ISSET(dbmp, MP_LOCKREGION)) \
(void)__db_mutex_unlock(&((RLAYOUT *)(dbmp)->mp)->lock, \
- (dbmp)->fd)
+ (dbmp)->reginfo.fd)
#define LOCKBUFFER(dbmp, bhp) \
if (F_ISSET(dbmp, MP_LOCKREGION)) \
- (void)__db_mutex_lock(&(bhp)->mutex, (dbmp)->fd)
+ (void)__db_mutex_lock(&(bhp)->mutex, (dbmp)->reginfo.fd)
#define UNLOCKBUFFER(dbmp, bhp) \
if (F_ISSET(dbmp, MP_LOCKREGION)) \
- (void)__db_mutex_unlock(&(bhp)->mutex, (dbmp)->fd)
+ (void)__db_mutex_unlock(&(bhp)->mutex, (dbmp)->reginfo.fd)
/*
* DB_MPOOL --
@@ -120,20 +122,16 @@ struct __db_mpool {
/* These fields are not protected. */
DB_ENV *dbenv; /* Reference to error information. */
+ REGINFO reginfo; /* Region information. */
MPOOL *mp; /* Address of the shared MPOOL. */
- void *maddr; /* Address of mmap'd region. */
void *addr; /* Address of shalloc() region. */
DB_HASHTAB *htab; /* Hash table of bucket headers. */
- int fd; /* Underlying mmap'd fd. */
-
-#define MP_ISPRIVATE 0x01 /* Private, so local memory. */
-#define MP_LOCKHANDLE 0x02 /* Threaded, lock handles and region. */
-#define MP_LOCKREGION 0x04 /* Concurrent access, lock region. */
-#define MP_MALLOC 0x08 /* If region in allocated memory. */
+#define MP_LOCKHANDLE 0x01 /* Threaded, lock handles and region. */
+#define MP_LOCKREGION 0x02 /* Concurrent access, lock region. */
u_int32_t flags;
};
@@ -146,8 +144,8 @@ struct __db_mpreg {
int ftype; /* File type. */
/* Pgin, pgout routines. */
- int (*pgin) __P((db_pgno_t, void *, DBT *));
- int (*pgout) __P((db_pgno_t, void *, DBT *));
+ int (DB_CALLBACK *pgin) __P((db_pgno_t, void *, DBT *));
+ int (DB_CALLBACK *pgout) __P((db_pgno_t, void *, DBT *));
};
/*
@@ -207,7 +205,7 @@ struct __mpool {
size_t htab_buckets; /* Number of hash table entries. */
DB_LSN lsn; /* Maximum checkpoint LSN. */
- int lsn_cnt; /* Checkpoint buffers left to write. */
+ u_int32_t lsn_cnt; /* Checkpoint buffers left to write. */
DB_MPOOL_STAT stat; /* Global mpool statistics. */
@@ -225,7 +223,9 @@ struct __mpoolfile {
u_int32_t ref; /* Reference count. */
int ftype; /* File type. */
- int lsn_off; /* Page's LSN offset. */
+
+ int32_t lsn_off; /* Page's LSN offset. */
+ u_int32_t clear_len; /* Bytes to clear on page create. */
size_t path_off; /* File name location. */
size_t fileid_off; /* File identification location. */
@@ -233,9 +233,10 @@ struct __mpoolfile {
size_t pgcookie_len; /* Pgin/pgout cookie length. */
size_t pgcookie_off; /* Pgin/pgout cookie location. */
- int lsn_cnt; /* Checkpoint buffers left to write. */
+ u_int32_t lsn_cnt; /* Checkpoint buffers left to write. */
db_pgno_t last_pgno; /* Last page in the file. */
+ db_pgno_t orig_last_pgno; /* Original last page in the file. */
#define MP_CAN_MMAP 0x01 /* If the file can be mmap'd. */
#define MP_TEMP 0x02 /* Backing file is a temporary. */