merge local copy of tdb from samba4 tdb

(This used to be ctdb commit d4619ce98ce44acaebeb6ae9c516a7917bf4e27f)

1 files changed, 13 insertions, 13 deletions

diff --git a/ctdb/lib/tdb/common/open.c b/ctdb/lib/tdb/common/open.c
index e1f21aa8560..c7fd3f66564 100644
--- a/ctdb/lib/tdb/common/open.c
+++ b/ctdb/lib/tdb/common/open.c
@@ -263,15 +263,7 @@ struct tdb_context *tdb_open_ex(const char *name, int hash_size, int tdb_flags,
 	tdb->map_size = st.st_size;
 	tdb->device = st.st_dev;
 	tdb->inode = st.st_ino;
-	tdb->locked = (struct tdb_lock_type *)calloc(tdb->header.hash_size+1,
-						     sizeof(tdb->locked[0]));
-	if (!tdb->locked) {
-		TDB_LOG((tdb, TDB_DEBUG_ERROR, "tdb_open_ex: "
-			 "failed to allocate lock structure for %s\n",
-			 name));
-		errno = ENOMEM;
-		goto fail;
-	}
+	tdb->max_dead_records = 0;
 	tdb_mmap(tdb);
 	if (locked) {
 		if (tdb->methods->tdb_brlock(tdb, ACTIVE_LOCK, F_UNLCK, F_SETLK, 0, 1) == -1) {
@@ -324,13 +316,21 @@ struct tdb_context *tdb_open_ex(const char *name, int hash_size, int tdb_flags,
 	if (tdb->fd != -1)
 		if (close(tdb->fd) != 0)
 			TDB_LOG((tdb, TDB_DEBUG_ERROR, "tdb_open_ex: failed to close tdb->fd on error!\n"));
-	SAFE_FREE(tdb->locked);
 	SAFE_FREE(tdb);
 	errno = save_errno;
 	return NULL;
 	}
 }
 
+/*
+ * Set the maximum number of dead records per hash chain
+ */
+
+void tdb_set_max_dead(struct tdb_context *tdb, int max_dead)
+{
+	tdb->max_dead_records = max_dead;
+}
+
 /**
  * Close a database.
  *
@@ -354,7 +354,7 @@ int tdb_close(struct tdb_context *tdb)
 	SAFE_FREE(tdb->name);
 	if (tdb->fd != -1)
 		ret = close(tdb->fd);
-	SAFE_FREE(tdb->locked);
+	SAFE_FREE(tdb->lockrecs);
 
 	/* Remove from contexts list */
 	for (i = &tdbs; *i; i = &(*i)->next) {
@@ -372,9 +372,9 @@ int tdb_close(struct tdb_context *tdb)
 
 /* register a loging function */
 void tdb_set_logging_function(struct tdb_context *tdb,
-                              const struct tdb_logging_context *log)
+                              const struct tdb_logging_context *log_ctx)
 {
-        tdb->log = *log;
+        tdb->log = *log_ctx;
 }
 
 void *tdb_get_logging_private(struct tdb_context *tdb)