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| author | David S. Miller <davem@davemloft.net> | 2010-02-28 19:23:06 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-02-28 19:23:06 -0800 |
| commit | 47871889c601d8199c51a4086f77eebd77c29b0b (patch) | |
| tree | 40cdcac3bff0ee40cc33dcca61d0577cdf965f77 /Documentation/s390/CommonIO | |
| parent | c16cc0b464b8876cfd57ce1c1dbcb6f9a6a0bce3 (diff) | |
| parent | 30ff056c42c665b9ea535d8515890857ae382540 (diff) | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts:
drivers/firmware/iscsi_ibft.c
Diffstat (limited to 'Documentation/s390/CommonIO')
| -rw-r--r-- | Documentation/s390/CommonIO | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/s390/CommonIO b/Documentation/s390/CommonIO index 339207d11d9..d378cba6645 100644 --- a/Documentation/s390/CommonIO +++ b/Documentation/s390/CommonIO @@ -87,6 +87,12 @@ Command line parameters compatibility, by the device number in hexadecimal (0xabcd or abcd). Device numbers given as 0xabcd will be interpreted as 0.0.abcd. +* /proc/cio_settle + + A write request to this file is blocked until all queued cio actions are + handled. This will allow userspace to wait for pending work affecting + device availability after changing cio_ignore or the hardware configuration. + * For some of the information present in the /proc filesystem in 2.4 (namely, /proc/subchannels and /proc/chpids), see driver-model.txt. Information formerly in /proc/irq_count is now in /proc/interrupts. |