diff options
Diffstat (limited to 'db2/mp/mp_region.c')
| -rw-r--r-- | db2/mp/mp_region.c | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/db2/mp/mp_region.c b/db2/mp/mp_region.c index a5c5212..6b2f931 100644 --- a/db2/mp/mp_region.c +++ b/db2/mp/mp_region.c @@ -7,7 +7,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)mp_region.c 10.11 (Sleepycat) 8/2/97"; +static const char sccsid[] = "@(#)mp_region.c 10.16 (Sleepycat) 10/25/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -51,7 +51,7 @@ __memp_ralloc(dbmp, len, offsetp, retp) nomore = 0; alloc: if ((ret = __db_shalloc(dbmp->addr, len, MUTEX_ALIGNMENT, &p)) == 0) { if (offsetp != NULL) - *offsetp = OFFSET(dbmp, p); + *offsetp = R_OFFSET(dbmp, p); *(void **)retp = p; return (0); } @@ -68,7 +68,7 @@ alloc: if ((ret = __db_shalloc(dbmp->addr, len, MUTEX_ALIGNMENT, &p)) == 0) { if (__db_shsizeof(bhp) == len) { SH_TAILQ_REMOVE(&mp->bhfq, bhp, q, __bh); if (offsetp != NULL) - *offsetp = OFFSET(dbmp, bhp); + *offsetp = R_OFFSET(dbmp, bhp); *(void **)retp = bhp; return (0); } @@ -82,6 +82,7 @@ alloc: if ((ret = __db_shalloc(dbmp->addr, len, MUTEX_ALIGNMENT, &p)) == 0) { SH_TAILQ_REMOVE(&mp->bhfq, bhp, q, __bh); __db_shalloc_free(dbmp->addr, bhp); + --mp->stat.st_page_clean; /* * Retry as soon as we've freed up sufficient space. If we @@ -104,7 +105,7 @@ retry: /* Find a buffer we can flush; pure LRU. */ continue; /* Find the associated MPOOLFILE. */ - mfp = ADDR(dbmp, bhp->mf_offset); + mfp = R_ADDR(dbmp, bhp->mf_offset); /* * Write the page if it's dirty. @@ -135,8 +136,7 @@ retry: /* Find a buffer we can flush; pure LRU. */ else { if (restart) goto retry; - else - continue; + continue; } } else ++mp->stat.st_ro_evict; @@ -150,7 +150,7 @@ retry: /* Find a buffer we can flush; pure LRU. */ __memp_bhfree(dbmp, mfp, bhp, 0); if (offsetp != NULL) - *offsetp = OFFSET(dbmp, bhp); + *offsetp = R_OFFSET(dbmp, bhp); *(void **)retp = bhp; return (0); } @@ -225,9 +225,13 @@ retry: if (LF_ISSET(DB_CREATE)) { * be possible for DB_THREAD to be set if HAVE_SPINLOCKS aren't * defined. */ - if (F_ISSET(dbmp, MP_ISPRIVATE)) - ret = (dbmp->maddr = malloc(rlen)) == NULL ? ENOMEM : 0; - else + if (F_ISSET(dbmp, MP_ISPRIVATE)) { + if ((dbmp->maddr = __db_malloc(rlen)) == NULL) + ret = ENOMEM; + else + ret = __db_rinit(dbmp->dbenv, + dbmp->maddr, 0, rlen, 0); + } else ret = __db_rcreate(dbmp->dbenv, DB_APP_NONE, path, DB_DEFAULT_MPOOL_FILE, mode, rlen, &fd, &dbmp->maddr); @@ -259,7 +263,10 @@ retry: if (LF_ISSET(DB_CREATE)) { 0, &dbmp->htab)) != 0) goto err; __db_hashinit(dbmp->htab, mp->htab_buckets); - mp->htab = OFFSET(dbmp, dbmp->htab); + mp->htab = R_OFFSET(dbmp, dbmp->htab); + + ZERO_LSN(mp->lsn); + mp->lsn_cnt = 0; memset(&mp->stat, 0, sizeof(mp->stat)); mp->stat.st_cachesize = cachesize; @@ -303,7 +310,7 @@ retry: if (LF_ISSET(DB_CREATE)) { * Get the hash table address; it's on the shared page, so we have * to lock first. */ - dbmp->htab = ADDR(dbmp, dbmp->mp->htab); + dbmp->htab = R_ADDR(dbmp, dbmp->mp->htab); dbmp->fd = fd; @@ -333,7 +340,7 @@ __memp_rclose(dbmp) DB_MPOOL *dbmp; { if (F_ISSET(dbmp, MP_ISPRIVATE)) { - free(dbmp->maddr); + __db_free(dbmp->maddr); return (0); } return (__db_rclose(dbmp->dbenv, dbmp->fd, dbmp->maddr)); |