Re: [PATCH v7 27/49] x86/resctrl: Move RFTYPE flags to be managed by resctrl

Fenghua Yu
2025-03-06T21:37:32Z

On 2/28/25 11:58, James Morse wrote:
> resctrl_file_fflags_init() is called from the architecture specific code
> to make the 'thread_throttle_mode' file visible. The architecture specific
> code has already set the membw.throttle_mode in the rdt_resource.
>
> This forces the RFTYPE flags used by resctrl to be exposed to the
> architecture specific code.
>
> This doesn't need to be specific to the architecture, the throttle_mode
> can be used by resctrl to determine if the 'thread_throttle_mode' file
> should be visible. This allows the RFTYPE flags to be private to resctrl.
>
> Add thread_throttle_mode_init(), and use it to call
> resctrl_file_fflags_init() from resctrl_init(). This avoids
> publishing an extra function between the architecture and filesystem
> code.
>
> Signed-off-by: James Morse <james.morse@arm.com>
> Reviewed-by: Reinette Chatre <reinette.chatre@intel.com>
Reviewed-by: Fenghua Yu <fenghuay@nvidia.com>

Thanks.

-Fenghua