commit ac5b14810952 ("staging: lustre: osc: Track and limit
"unstable" pages") added a new sysfs variable, but corresponding bit of
documentation was not forgotten.

Signed-off-by: Oleg Drokin <gr...@linuxhacker.ru>
---
 drivers/staging/lustre/sysfs-fs-lustre | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/staging/lustre/sysfs-fs-lustre 
b/drivers/staging/lustre/sysfs-fs-lustre
index 873e2cf..20206ba 100644
--- a/drivers/staging/lustre/sysfs-fs-lustre
+++ b/drivers/staging/lustre/sysfs-fs-lustre
@@ -294,6 +294,14 @@ Description:
                Controls extended attributes client-side cache.
                1 to enable, 0 to disable.
 
+What:          /sys/fs/lustre/llite/<fsname>-<uuid>/unstable_stats
+Date:          Apr 2016
+Contact:       "Oleg Drokin" <oleg.dro...@intel.com>
+Description:
+               Shows number of pages that were sent and acknowledged by
+               server but were not yet committed and therefore still
+               pinned in client memory even though no longer dirty.
+
 What:          /sys/fs/lustre/ldlm/cancel_unused_locks_before_replay
 Date:          May 2015
 Contact:       "Oleg Drokin" <oleg.dro...@intel.com>
-- 
2.7.4

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