From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from merlin.infradead.org (unknown [IPv6:2001:4978:20e::2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 9BC362C00CC for ; Tue, 25 Feb 2014 21:20:29 +1100 (EST) Date: Tue, 25 Feb 2014 11:20:08 +0100 From: Peter Zijlstra To: Michael Ellerman Subject: Re: [PATCH v2 02/11] perf core: export swevent hrtimer helpers Message-ID: <20140225102008.GI9987@twins.programming.kicks-ass.net> References: <1392415338-16288-3-git-send-email-cody@linux.vnet.ibm.com> <20140225033326.7BB942C0228@ozlabs.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <20140225033326.7BB942C0228@ozlabs.org> Cc: Cody P Schafer , LKML , Ingo Molnar , Paul Mackerras , Arnaldo Carvalho de Melo , Linux PPC List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Tue, Feb 25, 2014 at 02:33:26PM +1100, Michael Ellerman wrote: > On Fri, 2014-14-02 at 22:02:06 UTC, Cody P Schafer wrote: > > Export the swevent hrtimer helpers currently only used in events/core.c > > to allow the addition of architecture specific sw-like pmus. > > Peter, Ingo, can we get your ACK on this please? How are they used? I saw some usage in patch 9 or so; but its not explained anywhere. All patches have non-existent Changelogs and the few comments that are there are pretty hardware specific. So please do tell; what do you need this for?