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| author |   Stephen M. Cameron <scameron@beardog.cce.hp.com> | 2009-09-17 13:48:26 -0500 |
|---|---|---|
| committer |   Jens Axboe <jens.axboe@oracle.com> | 2009-10-01 21:15:44 +0200 |
| commit | e272afecaf18912e971374df4605496975942e5c (patch) | |
| tree | e3dbdedb51da5a48acf50b186ed12b43a614368c /Documentation | |
| parent | cciss: Add a "raid_level" attribute to each logical drive in /sys (diff) | |
| download | linux-dev-e272afecaf18912e971374df4605496975942e5c.tar.xz linux-dev-e272afecaf18912e971374df4605496975942e5c.zip | |
cciss: Add usage_count attribute to each logical drive in /sys
Add usage_count attribute to each logical drive at
/sys/devices/<dev>/ccissX/cXdY/usage_count for controller X,
logical drive Y. The usage count is the number of times
the device has currently been opened.
Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-pci-devices-cciss | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-pci-devices-cciss b/Documentation/ABI/testing/sysfs-bus-pci-devices-cciss index 8d0260256168..4f29e5f1ebfa 100644 --- a/Documentation/ABI/testing/sysfs-bus-pci-devices-cciss +++ b/Documentation/ABI/testing/sysfs-bus-pci-devices-cciss @@ -52,3 +52,10 @@ Kernel Version: 2.6.31 Contact: iss_storagedev@hp.com Description: Displays the RAID level of logical drive Y of controller X. + +Where: /sys/bus/pci/devices/<dev>/ccissX/cXdY/usage_count +Date: August 2009 +Kernel Version: 2.6.31 +Contact: iss_storagedev@hp.com +Description: Displays the usage count (number of opens) of logical drive Y + of controller X. |