From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f42.google.com (mail-pa0-f42.google.com [209.85.220.42]) by kanga.kvack.org (Postfix) with ESMTP id F00D86B0258 for ; Tue, 1 Dec 2015 18:26:09 -0500 (EST) Received: by pabfh17 with SMTP id fh17so20543603pab.0 for ; Tue, 01 Dec 2015 15:26:09 -0800 (PST) Received: from mail-pa0-x22a.google.com (mail-pa0-x22a.google.com. [2607:f8b0:400e:c03::22a]) by mx.google.com with ESMTPS id 8si253279pfj.98.2015.12.01.15.26.04 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 01 Dec 2015 15:26:04 -0800 (PST) Received: by pabfh17 with SMTP id fh17so20541562pab.0 for ; Tue, 01 Dec 2015 15:26:04 -0800 (PST) From: Yang Shi Subject: [PATCH 5/7] s390: mm/gup: add gup trace points Date: Tue, 1 Dec 2015 15:06:15 -0800 Message-Id: <1449011177-30686-6-git-send-email-yang.shi@linaro.org> In-Reply-To: <1449011177-30686-1-git-send-email-yang.shi@linaro.org> References: <1449011177-30686-1-git-send-email-yang.shi@linaro.org> Sender: owner-linux-mm@kvack.org List-ID: 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 Cc: Martin Schwidefsky Cc: Heiko Carstens Cc: linux-s390@vger.kernel.org Signed-off-by: Yang Shi --- arch/s390/mm/gup.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c index 12bbf0e..ac25e28 100644 --- a/arch/s390/mm/gup.c +++ b/arch/s390/mm/gup.c @@ -10,6 +10,10 @@ #include #include #include + +#define CREATE_TRACE_POINTS +#include + #include /* @@ -188,6 +192,9 @@ 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, nr_pages, write, pages); + /* * local_irq_save() doesn't prevent pagetable teardown, but does * prevent the pagetables from being freed on s390. -- 2.0.2 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org