From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754375AbbBQWCF (ORCPT ); Tue, 17 Feb 2015 17:02:05 -0500 Received: from e9.ny.us.ibm.com ([32.97.182.139]:37537 "EHLO e9.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752223AbbBQWBW (ORCPT ); Tue, 17 Feb 2015 17:01:22 -0500 From: Sukadev Bhattiprolu To: Michael Ellerman , Paul Mackerras Cc: peterz@infradead.org, , linuxppc-dev@lists.ozlabs.org Subject: [PATCH 7/9] powerpc/hv-24x7: Define update_event_count() Date: Tue, 17 Feb 2015 14:00:32 -0800 Message-Id: <1424210434-28070-8-git-send-email-sukadev@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1424210434-28070-1-git-send-email-sukadev@linux.vnet.ibm.com> References: <1424210434-28070-1-git-send-email-sukadev@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15021722-0033-0000-0000-000001DFF81A Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Move the code to update an event count into a new function, update_event_count(). Signed-off-by: Sukadev Bhattiprolu --- arch/powerpc/perf/hv-24x7.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c index 76c649a..3c36694 100644 --- a/arch/powerpc/perf/hv-24x7.c +++ b/arch/powerpc/perf/hv-24x7.c @@ -1170,16 +1170,22 @@ static u64 h_24x7_get_value(struct perf_event *event) return ct; } -static void h_24x7_event_read(struct perf_event *event) +static void update_event_count(struct perf_event *event, u64 now) { s64 prev; - u64 now; - now = h_24x7_get_value(event); prev = local64_xchg(&event->hw.prev_count, now); local64_add(now - prev, &event->count); } +static void h_24x7_event_read(struct perf_event *event) +{ + u64 now; + + now = h_24x7_get_value(event); + update_event_count(event, now); +} + static void h_24x7_event_start(struct perf_event *event, int flags) { if (flags & PERF_EF_RELOAD) -- 1.8.3.1