Re: [PATCH v12 13/14] crypto: iaa - Add IAA Compression Accelerator stats

From: Tom Zanussi
Date: Thu Dec 07 2023 - 14:59:48 EST


Hi Christophe,

On Thu, 2023-12-07 at 07:22 +0100, Christophe JAILLET wrote:
> Le 05/12/2023 à 22:25, Tom Zanussi a écrit :
> > Add support for optional debugfs statistics support for the IAA
> > Compression Accelerator.  This is enabled by the kernel config
> > item:
> >
> >    CRYPTO_DEV_IAA_CRYPTO_STATS
> >
> > When enabled, the IAA crypto driver will generate statistics which
> > can
> > be accessed at /sys/kernel/debug/iaa-crypto/.
> >
> > See Documentation/driver-api/crypto/iax/iax-crypto.rst for details.
> >
> > Signed-off-by: Tom Zanussi <tom.zanussi@xxxxxxxxxxxxxxx>
> > ---
>
> > +void update_max_adecomp_delay_ns(u64 start_time_ns)
> > +{
> > +       u64 time_diff;
> > +
> > +       time_diff = ktime_get_ns() - start_time_ns;
> > +
> > +       if (time_diff > max_adecomp_delay_ns)
> > +
>
> Nit: unneeded NL.
>

Good eye, thanks for pointing it out.

Tom

> > +               max_adecomp_delay_ns = time_diff;
> > +}
>
> CJ