Re: perf_event_open() ABI compatability

From	Ingo Molnar <mingo@kernel.org>
Newsgroups	linux.kernel
Subject	Re: perf_event_open() ABI compatability
Date	2016-01-11 12:30 +0100
Message-ID	<qPIPE-1Dk-21@gated-at.bofh.it> (permalink)
References	<qNlDP-14y-9@gated-at.bofh.it> <qNvMS-8om-9@gated-at.bofh.it> <qPI3h-13k-51@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

* Alexander Shishkin <alexander.shishkin@linux.intel.com> wrote:

> >> Ideally we would somehow want E2BIG returned plus the size of __reserved_1 if 
> >> the value of __reserved_1 is not zero.  I suppose at this point in the game 
> >> it's too late for this to be much help and we're going to have to work around 
> >> the problem forever anyway.
> >
> > Right :/ So I was hoping some of that extended error reporting stuff from 
> > Alexander Shishkin would help out with this. Not sure where that stranded -- I 
> > think in the attempt to make it too generic or so.
> 
> Yep. I can respin it back into perf-specific shape, so do we still want it?

Yeah, please do!

Thanks,

	Ingo

Back to linux.kernel | Previous | Next — Previous in thread | Find similar | Unroll thread

Thread

perf_event_open() ABI compatability Vince Weaver <vincent.weaver@maine.edu> - 2016-01-04 23:20 +0100
  Re: perf_event_open() ABI compatability Peter Zijlstra <peterz@infradead.org> - 2016-01-05 10:10 +0100
    Re: perf_event_open() ABI compatability Alexander Shishkin <alexander.shishkin@linux.intel.com> - 2016-01-11 11:40 +0100
      Re: perf_event_open() ABI compatability Ingo Molnar <mingo@kernel.org> - 2016-01-11 12:30 +0100

csiph-web