On Fri, Dec 24, 2021 at 11:13:49AM +0700, Quan Nguyen wrote:

This commit adds Ampere's SMpro error monitor driver for monitoring
and reporting RAS-related errors as reported by SMpro co-processor
found on Ampere's Altra processor family.

Signed-off-by: Quan Nguyen <quan@os.amperecomputing.com>
---
Change in v6:
  + First introduced in v6 [Quan]

 drivers/mfd/smpro-mfd.c     |   1 +
 drivers/misc/Kconfig        |   7 +
 drivers/misc/Makefile       |   1 +
 drivers/misc/smpro-errmon.c | 571 ++++++++++++++++++++++++++++++++++++
 4 files changed, 580 insertions(+)
 create mode 100644 drivers/misc/smpro-errmon.c

You need Documentation/ABI/ updates when you add sysfs files.  Please do
that for your next version of this patch.

Also remember that sysfs is only "one value per file", this driver seems
to violate that in huge ways and is not ok.

thanks,

greg k-h