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| author | Sebastian Ott <sebott@linux.vnet.ibm.com> | 2010-10-25 16:10:34 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2010-10-25 16:10:19 +0200 |
| commit | 585b954e1f2fa325d425b0786e4525ac7c9ae575 (patch) | |
| tree | e79174793782e81820c7f6896284f7e341bf9e9d /drivers/s390/cio/io_sch.h | |
| parent | eb4f5d93d70458ea644e0f46737f0bcf87280e83 (diff) | |
| download | linux-585b954e1f2fa325d425b0786e4525ac7c9ae575.tar.bz2 | |
[S390] cio: notify drivers of channel path events
This patch adds a notification mechanism to inform ccw drivers
about changes to channel paths, which occured while the device
is online.
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/io_sch.h')
| -rw-r--r-- | drivers/s390/cio/io_sch.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/s390/cio/io_sch.h b/drivers/s390/cio/io_sch.h index 469ef93f2302..d024d2c21897 100644 --- a/drivers/s390/cio/io_sch.h +++ b/drivers/s390/cio/io_sch.h @@ -151,8 +151,11 @@ struct ccw_device_private { struct subchannel_id schid; /* subchannel number */ struct ccw_request req; /* internal I/O request */ int iretry; - u8 pgid_valid_mask; /* mask of valid PGIDs */ - u8 pgid_todo_mask; /* mask of PGIDs to be adjusted */ + u8 pgid_valid_mask; /* mask of valid PGIDs */ + u8 pgid_todo_mask; /* mask of PGIDs to be adjusted */ + u8 pgid_reset_mask; /* mask of PGIDs which were reset */ + u8 path_gone_mask; /* mask of paths, that became unavailable */ + u8 path_new_mask; /* mask of paths, that became available */ struct { unsigned int fast:1; /* post with "channel end" */ unsigned int repall:1; /* report every interrupt status */ |