From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f50.google.com (mail-pa0-f50.google.com [209.85.220.50]) by kanga.kvack.org (Postfix) with ESMTP id 19EA06B0262 for ; Wed, 9 Dec 2015 12:49:33 -0500 (EST) Received: by pabur14 with SMTP id ur14so33163405pab.0 for ; Wed, 09 Dec 2015 09:49:32 -0800 (PST) Received: from mail-pa0-x229.google.com (mail-pa0-x229.google.com. [2607:f8b0:400e:c03::229]) by mx.google.com with ESMTPS id zz9si13952423pac.245.2015.12.09.09.49.25 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 09 Dec 2015 09:49:25 -0800 (PST) Received: by pacej9 with SMTP id ej9so33176139pac.2 for ; Wed, 09 Dec 2015 09:49:25 -0800 (PST) From: Yang Shi Subject: [PATCH v4 7/7] sparc64: mm/gup: add gup trace points Date: Wed, 9 Dec 2015 09:29:24 -0800 Message-Id: <1449682164-9933-8-git-send-email-yang.shi@linaro.org> In-Reply-To: <1449682164-9933-1-git-send-email-yang.shi@linaro.org> References: <1449682164-9933-1-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, "David S. Miller" , sparclinux@vger.kernel.org Cc: "David S. Miller" Cc: sparclinux@vger.kernel.org Signed-off-by: Yang Shi --- arch/sparc/mm/gup.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/sparc/mm/gup.c b/arch/sparc/mm/gup.c index 2e5c4fc..d9f573c 100644 --- a/arch/sparc/mm/gup.c +++ b/arch/sparc/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 @@ -174,6 +177,8 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write, len = (unsigned long) nr_pages << PAGE_SHIFT; end = start + len; + trace_gup_get_user_pages_fast(start, nr_pages); + local_irq_save(flags); pgdp = pgd_offset(mm, addr); do { @@ -236,6 +241,8 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write, local_irq_enable(); + trace_gup_get_user_pages_fast(start, nr_pages); + VM_BUG_ON(nr != (end - start) >> PAGE_SHIFT); return nr; -- 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