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From: Ingo Molnar <mingo@kernel.org>
To: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
	Vince Weaver <vincent.weaver@maine.edu>,
	linux-kernel@vger.kernel.org, Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Stephane Eranian <eranian@gmail.com>
Subject: Re: perf_event_open() ABI compatability
Date: Mon, 11 Jan 2016 12:28:02 +0100	[thread overview]
Message-ID: <20160111112802.GB4921@gmail.com> (raw)
In-Reply-To: <87fuy49zn1.fsf@ashishki-desk.ger.corp.intel.com>


* 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

      reply	other threads:[~2016-01-11 11:28 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-04 22:19 perf_event_open() ABI compatability Vince Weaver
2016-01-05  9:09 ` Peter Zijlstra
2016-01-11 10:30   ` Alexander Shishkin
2016-01-11 11:28     ` Ingo Molnar [this message]

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