Document `failed_reads' and `failed_writes' device attributes.
Remove info about `discard' - there is no such zram attr.
Signed-off-by: Sergey Senozhatsky <sergey.senozhat...@gmail.com>
---
Documentation/ABI/testing/sysfs-block-zram | 24 +++++++++++++++---------
Documentation/blockdev/zram.txt | 3 ++-
2 files changed, 17 insertions(+), 10 deletions(-)
diff --git a/Documentation/ABI/testing/sysfs-block-zram
b/Documentation/ABI/testing/sysfs-block-zram
index 3f0b9ae..8aa0468 100644
--- a/Documentation/ABI/testing/sysfs-block-zram
+++ b/Documentation/ABI/testing/sysfs-block-zram
@@ -43,6 +43,21 @@ Description:
The invalid_io file is read-only and specifies the number of
non-page-size-aligned I/O requests issued to this device.
+What: /sys/block/zram<id>/failed_reads
+Date: February 2014
+Contact: Sergey Senozhatsky <sergey.senozhat...@gmail.com>
+Description:
+ The failed_reads file is read-only and specifies the number of
+ failed reads happened on this device.
+
+
+What: /sys/block/zram<id>/failed_writes
+Date: February 2014
+Contact: Sergey Senozhatsky <sergey.senozhat...@gmail.com>
+Description:
+ The failed_writes file is read-only and specifies the number of
+ failed writes happened on this device.
+
What: /sys/block/zram<id>/notify_free
Date: August 2010
Contact: Nitin Gupta <ngu...@vflare.org>
@@ -53,15 +68,6 @@ Description:
is freed. This statistic is applicable only when this disk is
being used as a swap disk.
-What: /sys/block/zram<id>/discard
-Date: August 2010
-Contact: Nitin Gupta <ngu...@vflare.org>
-Description:
- The discard file is read-only and specifies the number of
- discard requests received by this device. These requests
- provide information to block device regarding blocks which are
- no longer used by filesystem.
-
What: /sys/block/zram<id>/zero_pages
Date: August 2010
Contact: Nitin Gupta <ngu...@vflare.org>
diff --git a/Documentation/blockdev/zram.txt b/Documentation/blockdev/zram.txt
index 393541be..b31ac5e 100644
--- a/Documentation/blockdev/zram.txt
+++ b/Documentation/blockdev/zram.txt
@@ -51,9 +51,10 @@ size of the disk when not in use so a huge zram is wasteful.
disksize
num_reads
num_writes
+ failed_reads
+ failed_writes
invalid_io
notify_free
- discard
zero_pages
orig_data_size
compr_data_size
--
1.9.rc2.211.gd198f5d
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