Re: [PATCH v3 2/6] efi/cper: Export cper_mem_err_unpack() for use by modules

[Ard Biesheuvel]

On Tue, 11 Apr 2023 at 20:03, Terry Bowman <terry.bowman@xxxxxxx> wrote:
>
> The CXL driver plans to use cper_print_aer() for restricted CXL host (RCH)
> logging. This is not currently possible if CXL is built as a loadable
> module because cper_print_aer() depends on cper_mem_err_unpack() which
> is not exported.
>
> Export cper_mem_err_unpack() to enable cper_print_aer() usage in
> CXL and other loadable modules.
>
> Signed-off-by: Terry Bowman <terry.bowman@xxxxxxx>
> Cc: Ard Biesheuvel <ardb@xxxxxxxxxx>
> Cc: linux-efi@xxxxxxxxxxxxxxx

Acked-by: Ard Biesheuvel <ardb@xxxxxxxxxx>

> ---
>  drivers/firmware/efi/cper.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/firmware/efi/cper.c b/drivers/firmware/efi/cper.c
> index 35c37f667781..ff15e12160ae 100644
> --- a/drivers/firmware/efi/cper.c
> +++ b/drivers/firmware/efi/cper.c
> @@ -350,6 +350,7 @@ const char *cper_mem_err_unpack(struct trace_seq *p,
>
>         return ret;
>  }
> +EXPORT_SYMBOL_GPL(cper_mem_err_unpack);
>
>  static void cper_print_mem(const char *pfx, const struct cper_sec_mem_err *mem,
>         int len)
> --
> 2.34.1
>