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-rw-r--r--kernel/Documentation/ABI/testing/sysfs-block7
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diff --git a/kernel/Documentation/ABI/testing/sysfs-block b/kernel/Documentation/ABI/testing/sysfs-block
index 8df003963..71d184dbb 100644
--- a/kernel/Documentation/ABI/testing/sysfs-block
+++ b/kernel/Documentation/ABI/testing/sysfs-block
@@ -60,6 +60,13 @@ Description:
Indicates whether a storage device is capable of storing
integrity metadata. Set if the device is T10 PI-capable.
+What: /sys/block/<disk>/integrity/protection_interval_bytes
+Date: July 2015
+Contact: Martin K. Petersen <martin.petersen@oracle.com>
+Description:
+ Describes the number of data bytes which are protected
+ by one integrity tuple. Typically the device's logical
+ block size.
What: /sys/block/<disk>/integrity/write_generate
Date: June 2008