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authorChristoph Hellwig <hch@lst.de>2017-04-05 19:21:23 +0200
committerJens Axboe <axboe@fb.com>2017-04-08 11:25:38 -0600
commit48920ff2a5a940cd07d12cc79e4a2c75f1185aee (patch)
tree0505a85fce20a0d34c5d4bbc71ba8771a037e209 /Documentation/block/queue-sysfs.txt
parent45c21793a6601b29926d67f7a07fe4077a45072e (diff)
block: remove the discard_zeroes_data flag
Now that we use the proper REQ_OP_WRITE_ZEROES operation everywhere we can kill this hack. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'Documentation/block/queue-sysfs.txt')
-rw-r--r--Documentation/block/queue-sysfs.txt5
1 files changed, 0 insertions, 5 deletions
diff --git a/Documentation/block/queue-sysfs.txt b/Documentation/block/queue-sysfs.txt
index b7f6bdc96d73..2c1e67058fd3 100644
--- a/Documentation/block/queue-sysfs.txt
+++ b/Documentation/block/queue-sysfs.txt
@@ -43,11 +43,6 @@ large discards are issued, setting this value lower will make Linux issue
smaller discards and potentially help reduce latencies induced by large
discard operations.
-discard_zeroes_data (RO)
-------------------------
-When read, this file will show if the discarded block are zeroed by the
-device or not. If its value is '1' the blocks are zeroed otherwise not.
-
hw_sector_size (RO)
-------------------
This is the hardware sector size of the device, in bytes.