[PATCH 4/7] docs: sysfs-block: document stable_writes

Eric Biggers
2021-12-01T08:47:11Z

/sys/block/<disk>/queue/stable_writes is completely undocumented.
Document it.

Signed-off-by: Eric Biggers <ebiggers@google.com>
---
Documentation/ABI/testing/sysfs-block | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-block b/Documentation/ABI/testing/sysfs-block
index 94711edc6529d..5d8b187e1ec54 100644
--- a/Documentation/ABI/testing/sysfs-block
+++ b/Documentation/ABI/testing/sysfs-block
@@ -515,6 +515,16 @@ Description:
scheduler module, if it isn't already present in the system.

+What: /sys/block/<disk>/queue/stable_writes
+Date: September 2020
+Contact: linux-block@vger.kernel.org
+Description:
+ [RW] If the device requires that memory must not be modified
+ while it is being written out to disk, this file will contain
+ '1'. Otherwise it will contain '0'. This file is writable for
+ testing purposes.
+
+
What: /sys/block/<disk>/queue/throttle_sample_time
Date: March 2017
Contact: linux-block@vger.kernel.org
--
2.34.1