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authorStefan Haberland <stefan.haberland@de.ibm.com>2012-06-19 17:30:12 +0200
committerHeiko Carstens <heiko.carstens@de.ibm.com>2012-07-16 10:52:50 +0200
commit4679e8933ae6b555e570a7e1b8963c7a0f59c6e5 (patch)
tree0e2d38a149bf438826961916585770c077f9228e /drivers/s390/block/dasd_int.h
parenta7df7a9494ac8eb5fa4d902d3e90b083705dc80f (diff)
downloadop-kernel-dev-4679e8933ae6b555e570a7e1b8963c7a0f59c6e5.zip
op-kernel-dev-4679e8933ae6b555e570a7e1b8963c7a0f59c6e5.tar.gz
s390/dasd: add shutdown action
Add a mechanism to wait for outstanding IO during shutdown. Schedule the block_bh and device_bh and wait until our request queues are empty. Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'drivers/s390/block/dasd_int.h')
-rw-r--r--drivers/s390/block/dasd_int.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h
index c05da00..297ac3b 100644
--- a/drivers/s390/block/dasd_int.h
+++ b/drivers/s390/block/dasd_int.h
@@ -686,6 +686,7 @@ int dasd_generic_set_offline (struct ccw_device *cdev);
int dasd_generic_notify(struct ccw_device *, int);
int dasd_generic_last_path_gone(struct dasd_device *);
int dasd_generic_path_operational(struct dasd_device *);
+void dasd_generic_shutdown(struct ccw_device *);
void dasd_generic_handle_state_change(struct dasd_device *);
int dasd_generic_pm_freeze(struct ccw_device *);
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