Re: [PATCH v2 3/5] ACPI: Support __free() from cleanup.h for ACPI objects

On Mon, Aug 24, 2026 at 11:13 PM Sakari Ailus
<[email protected]> wrote:
>
> Use DEFINE_FREE() to allow ACPI objects to be released automatically.

But at least some of them are allocated by ACPICA functions like
acpi_evaluate_object() and so they have no proper constructors.

> Signed-off-by: Sakari Ailus <[email protected]>
> ---
>  include/linux/acpi.h | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/include/linux/acpi.h b/include/linux/acpi.h
> index 10d6c6c11bdf..c89390ac6287 100644
> --- a/include/linux/acpi.h
> +++ b/include/linux/acpi.h
> @@ -62,6 +62,8 @@ static inline acpi_handle acpi_device_handle(struct acpi_device *adev)
>  #define ACPI_HANDLE_FWNODE(fwnode)     \
>                                 acpi_device_handle(to_acpi_device_node(fwnode))
>
> +DEFINE_FREE(ACPI_FREE, void *, ACPI_FREE(_T))
> +
>  static inline struct fwnode_handle *acpi_alloc_fwnode_static(void)
>  {
>         struct fwnode_handle *fwnode;
> --