From 24a1872d6411c7cce82c0888a4fbea23e993e051 Mon Sep 17 00:00:00 2001 From: Sebastian Ott Date: Mon, 7 Dec 2009 12:51:34 +0100 Subject: [S390] cio: add per device initialization status flag The function ccw_device_unregister has to ensure to remove all references obtained by device_add and device_initialize. Unfortunately it gets called for devices which are 1) uninitialized, 2) initialized but unregistered, and 3) registered devices. To distinguish 1) and 2) this patch introduces a new flag "initialized", which is 1 as long as we hold the initial device reference. Signed-off-by: Sebastian Ott Signed-off-by: Martin Schwidefsky --- drivers/s390/cio/io_sch.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/s390/cio/io_sch.h') diff --git a/drivers/s390/cio/io_sch.h b/drivers/s390/cio/io_sch.h index ca1063d6b50..dbc69a5a043 100644 --- a/drivers/s390/cio/io_sch.h +++ b/drivers/s390/cio/io_sch.h @@ -167,6 +167,7 @@ struct ccw_device_private { unsigned int resuming:1; /* recognition while resume */ unsigned int pgroup:1; /* pathgroup is set up */ unsigned int mpath:1; /* multipathing is set up */ + unsigned int initialized:1; /* set if initial reference held */ } __attribute__((packed)) flags; unsigned long intparm; /* user interruption parameter */ struct qdio_irq *qdio_data; -- cgit v1.2.3