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multithread check DBT.flags

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git-svn-id: file:///svn/tokudb@1674 c7de825b-a66e-492c-adef-691d508d4ae1
This commit is contained in:
Rich Prohaska 2008-01-15 18:10:57 +00:00
parent a596956318
commit 5e13febe7c
1 changed files with 14 additions and 9 deletions
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23
src/ydb.c
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@ -1,5 +1,3 @@
int rfp = 0;
/* -*- mode: C; c-basic-offset: 4 -*- */
#ident "Copyright (c) 2007 Tokutek Inc. All rights reserved."
@ -1528,7 +1526,7 @@ static int toku_db_del(DB *db, DB_TXN *txn, DBT *key, u_int32_t flags) {
memset(&data, 0, sizeof(data));
toku_brt_get_flags(db->i->brt, &brtflags);
if ((brtflags & TOKU_DB_DUPSORT) || (brtflags & TOKU_DB_DUP)) {
if (brtflags & TOKU_DB_DUPSORT) {
int r2;
DBC *dbc;
BOOL found = FALSE;
@ -1537,7 +1535,7 @@ static int toku_db_del(DB *db, DB_TXN *txn, DBT *key, u_int32_t flags) {
* We have to make certain we cascade all the deletes. */
assert(db->i->primary!=0); //Primary cannot have duplicates.
r = db->cursor(db, txn, &dbc, 0);
r = toku_db_cursor(db, txn, &dbc, 0);
if (r!=0) goto cleanup;
r = toku_c_get_noassociate(dbc, key, &data, DB_SET);
if (r!=0) goto cleanup;
@ -1591,11 +1589,15 @@ cleanup:
return r;
}
static inline int db_thread_need_flags(DBT *dbt) {
return (dbt->flags & (DB_DBT_MALLOC+DB_DBT_REALLOC+DB_DBT_USERMEM)) == 0;
}
static int toku_db_get (DB * db, DB_TXN * txn, DBT * key, DBT * data, u_int32_t flags) {
HANDLE_PANICKED_DB(db);
int r;
if ((db->i->open_flags & DB_THREAD) && (data->flags & (DB_DBT_MALLOC+DB_DBT_REALLOC+DB_DBT_USERMEM)) == 0)
if ((db->i->open_flags & DB_THREAD) && db_thread_need_flags(data))
return EINVAL;
if (db->i->primary==0) r = toku_db_get_noassociate(db, txn, key, data, flags);
@ -1603,9 +1605,9 @@ static int toku_db_get (DB * db, DB_TXN * txn, DBT * key, DBT * data, u_int32_t
// It's a get on a secondary.
if (flags == DB_GET_BOTH) return EINVAL;
assert(flags == 0); // We aren't ready to handle flags such as DB_READ_COMMITTED or DB_READ_UNCOMMITTED or DB_RMW
DBT primary_key;
memset(&primary_key, 0, sizeof(primary_key));
r = db->pget(db, txn, key, &primary_key, data, 0);
DBT primary_key; memset(&primary_key, 0, sizeof(primary_key)); primary_key.flags = DB_DBT_MALLOC;
r = toku_db_pget(db, txn, key, &primary_key, data, 0);
if (primary_key.data) toku_free(primary_key.data);
}
return r;
}
@ -1617,9 +1619,12 @@ static int toku_db_pget (DB *db, DB_TXN *txn, DBT *key, DBT *pkey, DBT *data, u_
DBC *dbc;
if (!db->i->primary) return EINVAL; // pget doesn't work on a primary.
assert(flags==0); // not ready to handle all those other options
assert(db->i->brt != db->i->primary->i->brt); // Make sure they realy are different trees.
assert(db->i->brt != db->i->primary->i->brt); // Make sure they realy are different trees.
assert(db!=db->i->primary);
if ((db->i->open_flags & DB_THREAD) && (db_thread_need_flags(pkey) || db_thread_need_flags(data)))
return EINVAL;
r = toku_db_cursor(db, txn, &dbc, 0);
if (r!=0) return r;
r = toku_c_pget(dbc, key, pkey, data, DB_SET);