[PATCH v3 07/10] ubi: Add mean erase counter sysfs attribute for fastmap area

Rickard Andersson
2024-10-11T13:01:25Z

A mean erase counter gives a better understanding of the flash
wear of the fastmap area.

Reviewed-by: Zhihao Cheng <chengzhihao1@huawei.com>
Signed-off-by: Rickard Andersson <rickard.andersson@axis.com>
---
Documentation/ABI/stable/sysfs-class-ubi | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/Documentation/ABI/stable/sysfs-class-ubi b/Documentation/ABI/stable/sysfs-class-ubi
index 535a3e6dab12..05a701b03a9a 100644
--- a/Documentation/ABI/stable/sysfs-class-ubi
+++ b/Documentation/ABI/stable/sysfs-class-ubi
@@ -226,3 +226,11 @@ KernelVersion: 6.X
Contact: linux-mtd@lists.infradead.org
Description:
Mean physical eraseblock erase counter value.
+
+What: /sys/class/ubi/ubiX/mean_ec_fastmap
+Date: October 2024
+KernelVersion: 6.X
+Contact: linux-mtd@lists.infradead.org
+Description:
+ Mean physical eraseblock erase counter value for the fastmap
+ area.