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Subject[PATCH] Docs/ABI/zram: document zram recompress sysfs knobs
Date
Document zram re-compression sysfs knobs.

Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
---
Documentation/ABI/testing/sysfs-block-zram | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-block-zram b/Documentation/ABI/testing/sysfs-block-zram
index 14b2bf2e5105..628a00fb20a9 100644
--- a/Documentation/ABI/testing/sysfs-block-zram
+++ b/Documentation/ABI/testing/sysfs-block-zram
@@ -137,3 +137,17 @@ Description:
The writeback_limit file is read-write and specifies the maximum
amount of writeback ZRAM can do. The limit could be changed
in run time.
+
+What: /sys/block/zram<id>/recomp_algorithm
+Date: November 2022
+Contact: Sergey Senozhatsky <senozhatsky@chromium.org>
+Description:
+ The recomp_algorithm file is read-write and allows to set
+ or show secondary compression algorithms.
+
+What: /sys/block/zram<id>/recompress
+Date: November 2022
+Contact: Sergey Senozhatsky <senozhatsky@chromium.org>
+Description:
+ The recompress file is write-only and triggers re-compression
+ with secondary compression algorithms.
--
2.38.1.431.g37b22c650d-goog
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