Merge mronstrom@bk-internal.mysql.com:/home/bk/mysql-5.0

into  c-8b0ae253.1238-1-64736c10.cust.bredbandsbolaget.se:/home/pappa/mysql-5.1


BitKeeper/etc/config:
  Auto merged
mysql-test/mysql-test-run.pl:
  Auto merged
mysql-test/r/information_schema_db.result:
  Auto merged
mysql-test/t/disabled.def:
  Auto merged
mysys/default.c:
  Auto merged
scripts/Makefile.am:
  Auto merged
scripts/mysql_create_system_tables.sh:
  Auto merged
scripts/mysql_fix_privilege_tables.sql:
  Auto merged
sql/field.cc:
  Auto merged
sql/field.h:
  Auto merged
sql/ha_federated.cc:
  Auto merged
sql/ha_innodb.cc:
  Auto merged
sql/ha_innodb.h:
  Auto merged
sql/ha_ndbcluster.cc:
  Auto merged
sql/ha_ndbcluster.h:
  Auto merged
sql/handler.cc:
  Auto merged
sql/item.cc:
  Auto merged
sql/lock.cc:
  Auto merged
sql/log.cc:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/set_var.cc:
  Auto merged
sql/set_var.h:
  Auto merged
sql/slave.cc:
  Auto merged
sql/slave.h:
  Auto merged
sql/sp.cc:
  Auto merged
sql/sql_acl.cc:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_cache.cc:
  Auto merged
sql/sql_class.h:
  Auto merged
sql/sql_insert.cc:
  Auto merged
sql/sql_lex.cc:
  Auto merged
sql/sql_parse.cc:
  Auto merged
sql/sql_prepare.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged
sql/sql_show.cc:
  Auto merged
sql/sql_table.cc:
  Auto merged
sql/table.cc:
  Auto merged
sql/table.h:
  Auto merged
sql/tztime.cc:
  Auto merged
sql/unireg.cc:
  Auto merged
storage/innobase/buf/buf0buf.c:
  Auto merged
storage/innobase/include/os0file.h:
  Auto merged
storage/innobase/include/read0read.h:
  Auto merged
storage/innobase/include/read0types.h:
  Auto merged
storage/innobase/include/trx0trx.h:
  Auto merged
storage/innobase/os/os0file.c:
  Auto merged
storage/innobase/read/read0read.c:
  Auto merged
storage/innobase/row/row0sel.c:
  Auto merged
storage/innobase/srv/srv0srv.c:
  Auto merged
storage/innobase/srv/srv0start.c:
  Auto merged
storage/innobase/trx/trx0sys.c:
  Auto merged
storage/innobase/trx/trx0trx.c:
  Auto merged
storage/myisam/mi_create.c:
  Auto merged
storage/myisam/sort.c:
  Auto merged
storage/ndb/include/mgmapi/mgmapi.h:
  Auto merged
storage/ndb/include/mgmapi/mgmapi_config_parameters.h:
  Auto merged
storage/ndb/src/common/portlib/NdbMutex.c:
  Auto merged
storage/ndb/src/common/portlib/NdbThread.c:
  Auto merged
storage/ndb/src/kernel/blocks/dbacc/DbaccMain.cpp:
  Auto merged
storage/ndb/src/kernel/blocks/dbtup/DbtupGen.cpp:
  Auto merged
storage/ndb/src/mgmapi/mgmapi.cpp:
  Auto merged
storage/ndb/src/mgmsrv/ConfigInfo.cpp:
  Auto merged
storage/ndb/src/mgmsrv/ConfigInfo.hpp:
  Auto merged
strings/ctype-big5.c:
  Auto merged
strings/ctype-ucs2.c:
  Auto merged
support-files/mysql.spec.sh:
  Auto merged
configure.in:
  Manual merge 5.0 -> 5.1
mysql-test/t/alter_table.test:
  Manual merge 5.0 -> 5.1
sql/share/errmsg.txt:
  Manual merge 5.0 -> 5.1
storage/ndb/tools/Makefile.am:
  Manual merge 5.0 -> 5.1

1 files changed, 14 insertions, 0 deletions

diff --git a/storage/innobase/os/os0file.c b/storage/innobase/os/os0file.c
index 48dc808e36c..9c87b59f018 100644
--- a/storage/innobase/os/os0file.c
+++ b/storage/innobase/os/os0file.c
@@ -40,9 +40,13 @@ ulint	os_innodb_umask		= S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP;
 ulint	os_innodb_umask		= 0;
 #endif
 
+#ifdef UNIV_DO_FLUSH
 /* If the following is set to TRUE, we do not call os_file_flush in every
 os_file_write. We can set this TRUE when the doublewrite buffer is used. */
 ibool	os_do_not_call_flush_at_each_write	= FALSE;
+#else
+/* We do not call os_file_flush in every os_file_write. */
+#endif /* UNIV_DO_FLUSH */
 
 /* We use these mutexes to protect lseek + file i/o operation, if the
 OS does not provide an atomic pread or pwrite, or similar */
@@ -1985,6 +1989,7 @@ os_file_pwrite(
 	os_file_n_pending_pwrites--;
         os_mutex_exit(os_file_count_mutex);
 
+# ifdef UNIV_DO_FLUSH
 	if (srv_unix_file_flush_method != SRV_UNIX_LITTLESYNC
 	    && srv_unix_file_flush_method != SRV_UNIX_NOSYNC
 	    && !os_do_not_call_flush_at_each_write) {
@@ -1995,6 +2000,7 @@ os_file_pwrite(
 
 	        ut_a(TRUE == os_file_flush(file));
 	}
+# endif /* UNIV_DO_FLUSH */
 
         return(ret);
 #else
@@ -2017,6 +2023,7 @@ os_file_pwrite(
 	
 	ret = write(file, buf, (ssize_t)n);
 
+# ifdef UNIV_DO_FLUSH
 	if (srv_unix_file_flush_method != SRV_UNIX_LITTLESYNC
 	    && srv_unix_file_flush_method != SRV_UNIX_NOSYNC
 	    && !os_do_not_call_flush_at_each_write) {
@@ -2027,6 +2034,7 @@ os_file_pwrite(
 
 	        ut_a(TRUE == os_file_flush(file));
 	}
+# endif /* UNIV_DO_FLUSH */
 
 	os_mutex_exit(os_file_seek_mutexes[i]);
 
@@ -2313,9 +2321,11 @@ retry:
 	/* Always do fsync to reduce the probability that when the OS crashes,
 	a database page is only partially physically written to disk. */
 
+# ifdef UNIV_DO_FLUSH
 	if (!os_do_not_call_flush_at_each_write) {
 		ut_a(TRUE == os_file_flush(file));
 	}
+# endif /* UNIV_DO_FLUSH */
 
 	os_mutex_exit(os_file_seek_mutexes[i]);
 
@@ -3533,10 +3543,12 @@ os_aio_windows_handle(
 	if (ret && len == slot->len) {
 		ret_val = TRUE;
 
+# ifdef UNIV_DO_FLUSH
 		if (slot->type == OS_FILE_WRITE
 				&& !os_do_not_call_flush_at_each_write) {
 		         ut_a(TRUE == os_file_flush(slot->file));
 		}
+# endif /* UNIV_DO_FLUSH */
 	} else {
 		os_file_handle_error(slot->name, "Windows aio");
 		
@@ -3617,10 +3629,12 @@ os_aio_posix_handle(
 	*message1 = slot->message1;
 	*message2 = slot->message2;
 
+# ifdef UNIV_DO_FLUSH
 	if (slot->type == OS_FILE_WRITE
 				&& !os_do_not_call_flush_at_each_write) {
 		ut_a(TRUE == os_file_flush(slot->file));
 	}
+# endif /* UNIV_DO_FLUSH */
 
 	os_mutex_exit(array->mutex);