Re: [PATCH v6 15/42] x86/resctrl: Move monitor exit work to a resctrl exit call

[Reinette Chatre]

Hi James,

On 2/7/25 10:17 AM, James Morse wrote:
> rdt_put_mon_l3_config() is called via the architecture's
> resctrl_arch_exit() call, and appears to free the rmid_ptrs[]
> and closid_num_dirty_rmid[] arrays. In reality this code is marked
> __exit, and is removed by the linker as resctrl can't be built
> as a module.
> 
> To separate the filesystem and architecture parts of resctrl,
> this free()ing work needs to be triggered by the filesystem,
> as these structures belong to the filesystem code.
> 
> Rename rdt_put_mon_l3_config() resctrl_mon_resource_exit()
> and call it from resctrl_exit(). The kfree() is currently
> dependent on r->mon_capable.
> 
> Signed-off-by: James Morse <james.morse@xxxxxxx>
> Tested-by: Carl Worth <carl@xxxxxxxxxxxxxxxxxxxxxx> # arm64
> Tested-by: Shaopeng Tan <tan.shaopeng@xxxxxxxxxxxxxx>
> Reviewed-by: Shaopeng Tan <tan.shaopeng@xxxxxxxxxxxxxx>
> Reviewed-by: Tony Luck <tony.luck@xxxxxxxxx>
> ---

Reviewed-by: Reinette Chatre <reinette.chatre@xxxxxxxxx>

Reinette