Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752748AbbLHUBO (ORCPT ); Tue, 8 Dec 2015 15:01:14 -0500 Received: from mail-pf0-f175.google.com ([209.85.192.175]:33833 "EHLO mail-pf0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752561AbbLHT76 (ORCPT ); Tue, 8 Dec 2015 14:59:58 -0500 From: Yang Shi To: akpm@linux-foundation.org, rostedt@goodmis.org, mingo@redhat.com Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linaro-kernel@lists.linaro.org, yang.shi@linaro.org, Martin Schwidefsky , Heiko Carstens , linux-s390@vger.kernel.org Subject: [PATCH v3 5/7] s390: mm/gup: add gup trace points Date: Tue, 8 Dec 2015 11:39:53 -0800 Message-Id: <1449603595-718-6-git-send-email-yang.shi@linaro.org> X-Mailer: git-send-email 2.0.2 In-Reply-To: <1449603595-718-1-git-send-email-yang.shi@linaro.org> References: <1449603595-718-1-git-send-email-yang.shi@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1281 Lines: 40 Cc: Martin Schwidefsky Cc: Heiko Carstens Cc: linux-s390@vger.kernel.org Signed-off-by: Yang Shi --- arch/s390/mm/gup.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c index 12bbf0e..bbd82bf 100644 --- a/arch/s390/mm/gup.c +++ b/arch/s390/mm/gup.c @@ -12,6 +12,9 @@ #include #include +#define CREATE_TRACE_POINTS +#include + /* * The performance critical leaf functions are made noinline otherwise gcc * inlines everything into a single function which results in too much @@ -188,6 +191,9 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write, end = start + len; if ((end <= start) || (end > TASK_SIZE)) return 0; + + trace_gup_get_user_pages_fast(start, (unsigned long) nr_pages); + /* * local_irq_save() doesn't prevent pagetable teardown, but does * prevent the pagetables from being freed on s390. -- 2.0.2 -- 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/