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| author |   Peter Oberparleiter <peter.oberparleiter@de.ibm.com> | 2006-06-29 14:57:03 +0200 |
|---|---|---|
| committer |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2006-06-29 14:57:03 +0200 |
| commit | 40154b824331cd9c81c06545761338f3d80a36e2 (patch) | |
| tree | da4d06f7b09150e1c34b543d5300c3948e284a70 /drivers/s390/cio/blacklist.c | |
| parent | [S390] ccwgroup device unregister. (diff) | |
| download | linux-dev-40154b824331cd9c81c06545761338f3d80a36e2.tar.xz linux-dev-40154b824331cd9c81c06545761338f3d80a36e2.zip | |
[S390] cio async subchannel reprobe.
Changes in the DASD driver require an asynchronous implementation of the
subchannel reprobe loop. This loop was so far only used by the blacklisting
mechanism but is now available to all CCW device drivers.
Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/blacklist.c')
| -rw-r--r-- | drivers/s390/cio/blacklist.c | 35 |
1 files changed, 1 insertions, 34 deletions
diff --git a/drivers/s390/cio/blacklist.c b/drivers/s390/cio/blacklist.c index 0960bef7b199..15b895496a45 100644 --- a/drivers/s390/cio/blacklist.c +++ b/drivers/s390/cio/blacklist.c @@ -224,39 +224,6 @@ is_blacklisted (int ssid, int devno) } #ifdef CONFIG_PROC_FS -static int -__s390_redo_validation(struct subchannel_id schid, void *data) -{ - int ret; - struct subchannel *sch; - - sch = get_subchannel_by_schid(schid); - if (sch) { - /* Already known. */ - put_device(&sch->dev); - return 0; - } - ret = css_probe_device(schid); - if (ret == -ENXIO) - return ret; /* We're through. */ - if (ret == -ENOMEM) - /* Stop validation for now. Bad, but no need for a panic. */ - return ret; - return 0; -} - -/* - * Function: s390_redo_validation - * Look for no longer blacklisted devices - * FIXME: there must be a better way to do this */ -static inline void -s390_redo_validation (void) -{ - CIO_TRACE_EVENT (0, "redoval"); - - for_each_subchannel(__s390_redo_validation, NULL); -} - /* * Function: blacklist_parse_proc_parameters * parse the stuff which is piped to /proc/cio_ignore @@ -281,7 +248,7 @@ blacklist_parse_proc_parameters (char *buf) return; } - s390_redo_validation (); + css_schedule_reprobe(); } /* Iterator struct for all devices. */ |