Re: [PATCH v1] intel_idle: Add __init annotation to matchup_vm_state_with_baremetal()

[Randy Dunlap <rdunlap@infradead.org>]

On 6/27/23 10:50, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> 
> The caller of (recently added) matchup_vm_state_with_baremetal() is an
> __init function and it uses some __initdata data structures, so add the
> __init annotation to it for consistency.
> 
> This addresses the following build warnings:
> 
> WARNING: modpost: vmlinux: section mismatch in reference: matchup_vm_state_with_baremetal+0x51 (section: .text) -> intel_idle_max_cstate_reached (section: .init.text)
> WARNING: modpost: vmlinux: section mismatch in reference: matchup_vm_state_with_baremetal+0x62 (section: .text) -> cpuidle_state_table (section: .init.data)
> WARNING: modpost: vmlinux: section mismatch in reference: matchup_vm_state_with_baremetal+0x79 (section: .text) -> icpu (section: .init.data)
> 
> Fixes: 0fac214bb75e ("intel_idle: Add a "Long HLT" C1 state for the VM guest mode")
> Reported-by: Randy Dunlap <rdunlap@infradead.org>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

Tested-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>

Thanks.

> ---
>  drivers/idle/intel_idle.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> Index: linux-pm/drivers/idle/intel_idle.c
> ===================================================================
> --- linux-pm.orig/drivers/idle/intel_idle.c
> +++ linux-pm/drivers/idle/intel_idle.c
> @@ -2147,7 +2147,7 @@ static void __init intel_idle_cpuidle_de
>   * All our short idle states are dominated by vmexit/vmenter latencies,
>   * not the underlying hardware latencies so we keep our values for these.
>   */
> -static void matchup_vm_state_with_baremetal(void)
> +static void __init matchup_vm_state_with_baremetal(void)
>  {
>  	int cstate;
>  
> 
> 
> 

-- 
~Randy