Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932243AbbLBNXb (ORCPT ); Wed, 2 Dec 2015 08:23:31 -0500 Received: from eddie.linux-mips.org ([148.251.95.138]:34116 "EHLO cvs.linux-mips.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758055AbbLBNXa (ORCPT ); Wed, 2 Dec 2015 08:23:30 -0500 Date: Wed, 2 Dec 2015 14:23:20 +0100 From: Ralf Baechle To: Yang Shi Cc: akpm@linux-foundation.org, rostedt@goodmis.org, mingo@redhat.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linaro-kernel@lists.linaro.org, linux-mips@linux-mips.org Subject: Re: [PATCH 4/7] mips: mm/gup: add gup trace points Message-ID: <20151202132320.GA24730@linux-mips.org> References: <1449011177-30686-1-git-send-email-yang.shi@linaro.org> <1449011177-30686-5-git-send-email-yang.shi@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1449011177-30686-5-git-send-email-yang.shi@linaro.org> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1564 Lines: 49 On Tue, Dec 01, 2015 at 03:06:14PM -0800, Yang Shi wrote: > arch/mips/mm/gup.c | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/arch/mips/mm/gup.c b/arch/mips/mm/gup.c > index 349995d..3c5b8c8 100644 > --- a/arch/mips/mm/gup.c > +++ b/arch/mips/mm/gup.c > @@ -12,6 +12,9 @@ > #include > #include > > +#define CREATE_TRACE_POINTS > +#include > + > #include > #include > > @@ -211,6 +214,8 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write, > (void __user *)start, len))) > return 0; > > + trace_gup_get_user_pages_fast(start, nr_pages, write, pages); > + > /* > * XXX: batch / limit 'nr', to avoid large irq off latency > * needs some instrumenting to determine the common sizes used by > @@ -277,6 +282,8 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write, > if (end < start || cpu_has_dc_aliases) > goto slow_irqon; > > + trace_gup_get_user_pages_fast(start, nr_pages, write, pages); > + > /* XXX: batch / limit 'nr' */ > local_irq_disable(); > pgdp = pgd_offset(mm, addr); Acked-by: Ralf Baechle Please feel free to merge this upstream with the remainder of the series once it's been acked. Ralf -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/