Re: [PATCH v2 6/6] dax: add tracepoints to dax_pmd_insert_mapping()

[Steven Rostedt]

On Thu, 1 Dec 2016 08:44:32 -0700
Ross Zwisler <ross.zwisler@xxxxxxxxxxxxxxx> wrote:


> Actually I think it may be ideal to stick it as the 2nd entry after 'dev'.
> dev_t is:
> 
> typedef __u32 __kernel_dev_t;
> typedef __kernel_dev_t		dev_t;
> 
> So those two 32 bit values should combine into a single 64 bit space.

Yeah that should work too.

-- Steve

> 
> Thanks for the help, I obviously wasn't considering packing when ordering the
> elements.