Re: [PATCH printk v3 01/14] printk: nbcon: Relocate 32bit seq macros

From: Petr Mladek
Date: Fri Jan 12 2024 - 05:17:00 EST


On Thu 2023-12-14 22:47:48, John Ogness wrote:
> The macros __seq_to_nbcon_seq() and __nbcon_seq_to_seq() are
> used to provide support for atomic handling of sequence numbers
> on 32bit systems. Until now this was only used by nbcon.c,
> which is why they were located in nbcon.c and include nbcon in
> the name.
>
> In a follow-up commit this functionality is also needed by
> printk_ringbuffer. Rather than duplicating the functionality,
> relocate the macros to printk_ringbuffer.h.
>
> Also, since the macros will be no longer nbcon-specific, rename
> them to __u64seq_to_ulseq() and __ulseq_to_u64seq().
>
> This does not result in any functional change.
>
> Signed-off-by: John Ogness <john.ogness@xxxxxxxxxxxxx>

Reviewed-by: Petr Mladek <pmladek@xxxxxxxx>

Best Regards,
Petr