From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e9.ny.us.ibm.com (e9.ny.us.ibm.com [32.97.182.139]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 7C80B1A0B53 for ; Wed, 18 Feb 2015 09:01:23 +1100 (AEDT) Received: from /spool/local by e9.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 17 Feb 2015 17:01:21 -0500 Received: from b01cxnp23034.gho.pok.ibm.com (b01cxnp23034.gho.pok.ibm.com [9.57.198.29]) by d01dlp02.pok.ibm.com (Postfix) with ESMTP id D17556E8040 for ; Tue, 17 Feb 2015 16:53:10 -0500 (EST) Received: from d01av02.pok.ibm.com (d01av02.pok.ibm.com [9.56.224.216]) by b01cxnp23034.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t1HM1Joj19529888 for ; Tue, 17 Feb 2015 22:01:19 GMT Received: from d01av02.pok.ibm.com (localhost [127.0.0.1]) by d01av02.pok.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t1HM1HGW000616 for ; Tue, 17 Feb 2015 17:01:18 -0500 From: Sukadev Bhattiprolu To: Michael Ellerman , Paul Mackerras 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> 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> Cc: peterz@infradead.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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