On Mon, Jul 11, 2022 at 09:17:38AM +0800, Huacai Chen wrote:
> If DEBUG_SECTION_MISMATCH enabled, __calc_tpm2_event_size() will not be
> inlined, this cause section mismatch like this:
>
> WARNING: modpost: vmlinux.o(.text.unlikely+0xe30c): Section mismatch in reference from the variable L0 to the function .init.text:early_ioremap()
> The function L0() references
> the function __init early_memremap().
> This is often because L0 lacks a __init
> annotation or the annotation of early_ioremap is wrong.
>
> Fix it by using __always_inline instead of inline for the called-once
> function __calc_tpm2_event_size().
>
> Fixes: 44038bc514a2 ("tpm: Abstract crypto agile event size calculations")
> Cc: stable@xxxxxxxxxxxxxxx
> Reported-by: WANG Xuerui <git@xxxxxxxxxx>
> Signed-off-by: Huacai Chen <chenhuacai@xxxxxxxxxxx>
> ---
> V2: Add Fixes tag and cc stable@xxxxxxxxxxxxxxx
>
> include/linux/tpm_eventlog.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/linux/tpm_eventlog.h b/include/linux/tpm_eventlog.h
> index 739ba9a03ec1..20c0ff54b7a0 100644
> --- a/include/linux/tpm_eventlog.h
> +++ b/include/linux/tpm_eventlog.h
> @@ -157,7 +157,7 @@ struct tcg_algorithm_info {
> * Return: size of the event on success, 0 on failure
> */
>
> -static inline int __calc_tpm2_event_size(struct tcg_pcr_event2_head *event,
> +static __always_inline int __calc_tpm2_event_size(struct tcg_pcr_event2_head *event,
> struct tcg_pcr_event *event_header,
> bool do_mapping)
> {
> --
> 2.31.1
>
Reviewed-by: Jarkko Sakkinen <jarkko@xxxxxxxxxx>
BR, Jarkko
