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2007-07-10 Havoc Pennington <hp@redhat.com>

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* dbus/dbus-connection.c (struct DBusConnection): Fix from Olivier
	Hochreutiner to avoid trying to protect individual bits in a word
	with different locks (make dispatch_acquired and io_path_acquired
	dbus_bool_t rather than bitfields)
This commit is contained in:
Havoc Pennington 2007-07-10 16:00:44 +00:00
parent c65199b125
commit e339814224
2 changed files with 14 additions and 3 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2007-07-10 Havoc Pennington <hp@redhat.com>
* dbus/dbus-connection.c (struct DBusConnection): Fix from Olivier
Hochreutiner to avoid trying to protect individual bits in a word
with different locks (make dispatch_acquired and io_path_acquired
dbus_bool_t rather than bitfields)
2007-07-09 Ralf Habacker <ralf.habacker@freenet.de>
* dbus/dbus-sysdeps-win.c,dbus-sysdeps-win.h,dbus-sysdeps-win-util.c,

10
dbus/dbus-connection.c
View file

@ -281,10 +281,14 @@ struct DBusConnection
char *server_guid; /**< GUID of server if we are in shared_connections, #NULL if server GUID is unknown or connection is private */
/* These two MUST be bools and not bitfields, because they are protected by a separate lock
* from connection->mutex and all bitfields in a word have to be read/written together.
* So you can't have a different lock for different bitfields in the same word.
*/
dbus_bool_t dispatch_acquired; /**< Someone has dispatch path (can drain incoming queue) */
dbus_bool_t io_path_acquired; /**< Someone has transport io path (can use the transport to read/write messages) */
unsigned int shareable : 1; /**< #TRUE if libdbus owns a reference to the connection and can return it from dbus_connection_open() more than once */
unsigned int dispatch_acquired : 1; /**< Someone has dispatch path (can drain incoming queue) */
unsigned int io_path_acquired : 1; /**< Someone has transport io path (can use the transport to read/write messages) */
unsigned int exit_on_disconnect : 1; /**< If #TRUE, exit after handling disconnect signal */