From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Tue, 7 May 2013 10:43:14 +0200 From: Peter Zijlstra To: Stephane Eranian Cc: Andi Kleen , Ingo Molnar , LKML , stable@vger.kernel.org, Andi Kleen Subject: Re: [PATCH 2/2] perf, x86: Don't allow unusual PEBS raw flags Message-ID: <20130507084314.GC9688@dyad.programming.kicks-ass.net> References: <1366844694-2770-1-git-send-email-andi@firstfloor.org> <1366844694-2770-2-git-send-email-andi@firstfloor.org> <20130502073720.GH7521@dyad.programming.kicks-ass.net> <20130506185226.GA17723@dyad.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org List-ID: On Tue, May 07, 2013 at 12:43:04AM +0200, Stephane Eranian wrote: > But that implies that you'd know that on Intel precise mode uses PEBS > and that PEBS > does not take cmask events. That seems to contradict the philosophy of > perf_events > where the kernel does the work for you. This is basically raw event territory (hidden in a nice syntax). This is very much a you're on your own case. But it appears there's more behind this than was said; which makes this patch submission duplicitous and trying to sneak one past the maintainers -- that's very much not how things are done. I'm not taking anything like this until the Changelog reflects the true purpose.