Leonardo Bras <leobra...@gmail.com> writes:
> On Thu, 2021-04-08 at 03:20 -0300, Leonardo Bras wrote:
>> > > +#define QUERY_DDW_PGSIZE_4K     0x01
>> > > +#define QUERY_DDW_PGSIZE_64K    0x02
>> > > +#define QUERY_DDW_PGSIZE_16M    0x04
>> > > +#define QUERY_DDW_PGSIZE_32M    0x08
>> > > +#define QUERY_DDW_PGSIZE_64M    0x10
>> > > +#define QUERY_DDW_PGSIZE_128M   0x20
>> > > +#define QUERY_DDW_PGSIZE_256M   0x40
>> > > +#define QUERY_DDW_PGSIZE_16G    0x80
>> > 
>> > I'm not sure the #defines really gain us much vs just putting the
>> > literal values in the array below?
>> 
>> My v1 did not use the define approach, what do you think of that?
>> http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20210322190943.715368-1-leobra...@gmail.com/
>> 
>> 
> (of course, it would be that without the pageshift defines also, using
> the __builtin_ctz() approach suggested by Alexey.)

Yeah I think I like that better.

cheers

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