1 files changed, 25 insertions, 0 deletions

diff --git a/Documentation/ABI/testing/sysfs-block-dm b/Documentation/ABI/testing/sysfs-block-dm
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index 000000000000..87ca5691e29b
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+++ b/Documentation/ABI/testing/sysfs-block-dm
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+What:           /sys/block/dm-<num>/dm/name
+Date:           January 2009
+KernelVersion:  2.6.29
+Contact:        dm-devel@redhat.com
+Description:    Device-mapper device name.
+                Read-only string containing mapped device name.
+Users:          util-linux, device-mapper udev rules
+
+What:           /sys/block/dm-<num>/dm/uuid
+Date:           January 2009
+KernelVersion:  2.6.29
+Contact:        dm-devel@redhat.com
+Description:    Device-mapper device UUID.
+                Read-only string containing DM-UUID or empty string
+                if DM-UUID is not set.
+Users:          util-linux, device-mapper udev rules
+
+What:           /sys/block/dm-<num>/dm/suspended
+Date:           June 2009
+KernelVersion:  2.6.31
+Contact:        dm-devel@redhat.com
+Description:    Device-mapper device suspend state.
+                Contains the value 1 while the device is suspended.
+                Otherwise it contains 0. Read-only attribute.
+Users:          util-linux, device-mapper udev rules