Re: [PATCH v6 0/1] mm: report per-page metadata information

[Greg KH]

On Tue, Dec 05, 2023 at 02:31:17PM -0800, Sourav Panda wrote:
> Changelog:
> v6:
> 	- Interface changes
> 	  	- Added per-node nr_page_metadata and
> 		  nr_page_metadata_boot fields that are exported
> 		  in /sys/devices/system/node/nodeN/vmstat

Again, please do not add any new fields to existing sysfs files, that's
not going to work well.  You can add a new sysfs file, that's file, but
do not continue the abuse of the sysfs api in this file.

thanks,

greg k-h