[Ksummit-discuss] [MAINTAINER TOPIC] ABI feature gates?

Linus Torvalds torvalds at linux-foundation.org
Mon Aug 14 19:51:44 UTC 2017


On Mon, Aug 14, 2017 at 12:49 PM, Steven Rostedt <rostedt at goodmis.org> wrote:
> On Fri, 4 Aug 2017 09:04:54 -0700
> Greg KH <greg at kroah.com> wrote:
>
>
>> We could start searching linux-next for new additions of sysfs files
>> (search for the ATTR macros), and complain that there are no matching
>> Documentation/ABI/ updates at the same time.  I try to do that when
>> reviewing patches that come through my trees, but yes, this is hard to
>> keep up to date with.
>>
>> Sounds like a good GSoC project though, setting up the infrastructure to
>> do this in a semi-automated fashion.
>
> And perhaps do the same for new tracepoints.

Honestly, the *real* issue has traditionally been new ioctl's, not so
much sysfs files or tracepoints.

People add random device-specific crud that then has issues with
alignment or word size.

                  Linus


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