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-rw-r--r--Documentation/block/queue-sysfs.txt10
1 files changed, 6 insertions, 4 deletions
diff --git a/Documentation/block/queue-sysfs.txt b/Documentation/block/queue-sysfs.txt
index f6da2efe2105..1515dcf3dec4 100644
--- a/Documentation/block/queue-sysfs.txt
+++ b/Documentation/block/queue-sysfs.txt
@@ -98,8 +98,9 @@ This is the maximum number of kilobytes supported in a single data transfer.
max_integrity_segments (RO)
---------------------------
-When read, this file shows the max limit of integrity segments as
-set by block layer which a hardware controller can handle.
+Maximum number of elements in a DMA scatter/gather list with integrity
+data that will be submitted by the block layer core to the associated
+block driver.
max_sectors_kb (RW)
-------------------
@@ -109,11 +110,12 @@ size allowed by the hardware.
max_segments (RO)
-----------------
-Maximum number of segments of the device.
+Maximum number of elements in a DMA scatter/gather list that is submitted
+to the associated block driver.
max_segment_size (RO)
---------------------
-Maximum segment size of the device.
+Maximum size in bytes of a single element in a DMA scatter/gather list.
minimum_io_size (RO)
--------------------