diff options
Diffstat (limited to 'Documentation/ABI/testing')
-rw-r--r-- | Documentation/ABI/testing/sysfs-block-rssd | 18 | ||||
-rw-r--r-- | Documentation/ABI/testing/sysfs-cfq-target-latency | 8 |
2 files changed, 26 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-block-rssd b/Documentation/ABI/testing/sysfs-block-rssd new file mode 100644 index 000000000000..d535757799fe --- /dev/null +++ b/Documentation/ABI/testing/sysfs-block-rssd | |||
@@ -0,0 +1,18 @@ | |||
1 | What: /sys/block/rssd*/registers | ||
2 | Date: March 2012 | ||
3 | KernelVersion: 3.3 | ||
4 | Contact: Asai Thambi S P <asamymuthupa@micron.com> | ||
5 | Description: This is a read-only file. Dumps below driver information and | ||
6 | hardware registers. | ||
7 | - S ACTive | ||
8 | - Command Issue | ||
9 | - Allocated | ||
10 | - Completed | ||
11 | - PORT IRQ STAT | ||
12 | - HOST IRQ STAT | ||
13 | |||
14 | What: /sys/block/rssd*/status | ||
15 | Date: April 2012 | ||
16 | KernelVersion: 3.4 | ||
17 | Contact: Asai Thambi S P <asamymuthupa@micron.com> | ||
18 | Description: This is a read-only file. Indicates the status of the device. | ||
diff --git a/Documentation/ABI/testing/sysfs-cfq-target-latency b/Documentation/ABI/testing/sysfs-cfq-target-latency new file mode 100644 index 000000000000..df0f7828c5e3 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-cfq-target-latency | |||
@@ -0,0 +1,8 @@ | |||
1 | What: /sys/block/<device>/iosched/target_latency | ||
2 | Date: March 2012 | ||
3 | contact: Tao Ma <boyu.mt@taobao.com> | ||
4 | Description: | ||
5 | The /sys/block/<device>/iosched/target_latency only exists | ||
6 | when the user sets cfq to /sys/block/<device>/scheduler. | ||
7 | It contains an estimated latency time for the cfq. cfq will | ||
8 | use it to calculate the time slice used for every task. | ||