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SubjectRe: [PATCH v1 2/5] seqlock: Use unique prefix for seqcount_t property accessors
On Fri, Aug 28, 2020 at 10:27:54AM +0200, peterz@infradead.org wrote:
> On Fri, Aug 28, 2020 at 03:07:07AM +0200, Ahmed S. Darwish wrote:
> > Differentiate the first group by using "__seqcount_t_" as prefix. This
> > also conforms with the rest of seqlock.h naming conventions.
>
> > #define __seqprop_case(s, locktype, prop) \
> > seqcount_##locktype##_t: __seqcount_##locktype##_##prop((void *)(s))
> >
> > #define __seqprop(s, prop) _Generic(*(s), \
> > - seqcount_t: __seqcount_##prop((void *)(s)), \
> > + seqcount_t: __seqcount_t_##prop((void *)(s)), \
> > __seqprop_case((s), raw_spinlock, prop), \
> > __seqprop_case((s), spinlock, prop), \
> > __seqprop_case((s), rwlock, prop), \
>
> If instead you do:
>
> #define __seqprop_case(s, _lockname, prop) \
> seqcount##_lockname##_t: __seqcount##_lockname##_##prop((void *)(s))
>
> You can have:
>
> __seqprop_case((s), , prop),
> __seqprop_case((s), _raw_spinlock, prop),
> __seqprop_case((s), _spinlock, prop),
> __seqprop_case((s), _rwlock, prop),
> __seqprop_case((s), _mutex, prop),
> __seqprop_case((s), _ww_mutex, prop),
>
> And it's all good again.
>
> Although arguably we should do something like s/__seqcount/__seqprop/
> over this lot.
>

ACK.

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