[PATCH v4 2/3] Documentation: add a isolation strategy sysfs node for uacce

Kai Ye yekai13 at huawei.com
Thu Jun 23 16:14:51 AEST 2022


Update documentation describing sysfs node that could help to
configure isolation method command for users in th user space.

Signed-off-by: Kai Ye <yekai13 at huawei.com>
---
 Documentation/ABI/testing/sysfs-driver-uacce | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-driver-uacce b/Documentation/ABI/testing/sysfs-driver-uacce
index 08f2591138af..8784efa96e01 100644
--- a/Documentation/ABI/testing/sysfs-driver-uacce
+++ b/Documentation/ABI/testing/sysfs-driver-uacce
@@ -19,6 +19,24 @@ Contact:        linux-accelerators at lists.ozlabs.org
 Description:    Available instances left of the device
                 Return -ENODEV if uacce_ops get_available_instances is not provided
 
+What:           /sys/class/uacce/<dev_name>/isolate_strategy
+Date:           Jun 2022
+KernelVersion:  5.20
+Contact:        linux-accelerators at lists.ozlabs.org
+Description:    A sysfs node that used to configures the hardware error
+                isolation method command. The command can be parsed
+                in correct driver. e.g. If the device slot reset frequency
+                exceeds the preset value in a time window, the device will be
+                isolated.
+
+What:           /sys/class/uacce/<dev_name>/isolate
+Date:           Jun 2022
+KernelVersion:  5.20
+Contact:        linux-accelerators at lists.ozlabs.org
+Description:    A sysfs node that show the device isolated state. The value 0
+                means that the device is working. The value 1 means that the
+                device has been isolated.
+
 What:           /sys/class/uacce/<dev_name>/algorithms
 Date:           Feb 2020
 KernelVersion:  5.7
-- 
2.33.0



More information about the Linux-accelerators mailing list