diff options
| author | Davidlohr Bueso <dave@stgolabs.net> | 2025-02-18 14:48:53 -0800 |
|---|---|---|
| committer | Dave Jiang <dave.jiang@intel.com> | 2025-03-14 15:01:20 -0700 |
| commit | 17218b02283a8b0de199cfbad079417c8e9de5c9 (patch) | |
| tree | 4d1b403f97dc1e19593505123374d9b56d46e31e | |
| parent | eb8081bcc53fdf951676ee199ed2a8f60d16f0ce (diff) | |
cxl: Document missing sysfs files
Add to the ABI documentation the payload_max and label_storage_size
read-only files, which have been there since the early days.
Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>
Reviewed-by: Li Ming <ming.li@zohomail.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Link: https://patch.msgid.link/20250218224853.67457-3-dave@stgolabs.net
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-cxl | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-cxl b/Documentation/ABI/testing/sysfs-bus-cxl index 7bdf0eb79d7c..04a880bd1dde 100644 --- a/Documentation/ABI/testing/sysfs-bus-cxl +++ b/Documentation/ABI/testing/sysfs-bus-cxl @@ -18,6 +18,24 @@ Description: specification. +What: /sys/bus/cxl/devices/memX/payload_max +Date: December, 2020 +KernelVersion: v5.12 +Contact: linux-cxl@vger.kernel.org +Description: + (RO) Maximum size (in bytes) of the mailbox command payload + registers. Linux caps this at 1MB if the device reports a + larger size. + + +What: /sys/bus/cxl/devices/memX/label_storage_size +Date: May, 2021 +KernelVersion: v5.13 +Contact: linux-cxl@vger.kernel.org +Description: + (RO) Size (in bytes) of the Label Storage Area (LSA). + + What: /sys/bus/cxl/devices/memX/ram/size Date: December, 2020 KernelVersion: v5.12 |