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[147.11.216.82]) by smtp.gmail.com with ESMTPSA id sz9sm108777pab.13.2015.12.01.15.26.04 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 01 Dec 2015 15:26:05 -0800 (PST) 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, linux-sh@vger.kernel.org Subject: [PATCH 6/7] sh: mm/gup: add gup trace points Date: Tue, 1 Dec 2015 15:06:16 -0800 Message-Id: <1449011177-30686-7-git-send-email-yang.shi@linaro.org> X-Mailer: git-send-email 2.0.2 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: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Cc: linux-sh@vger.kernel.org Signed-off-by: Yang Shi --- arch/sh/mm/gup.c | 8 ++++++++ 1 file changed, 8 insertions(+) -- 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/ diff --git a/arch/sh/mm/gup.c b/arch/sh/mm/gup.c index e7af6a6..6df3e97 100644 --- a/arch/sh/mm/gup.c +++ b/arch/sh/mm/gup.c @@ -12,6 +12,10 @@ #include #include #include + +#define CREATE_TRACE_POINTS +#include + #include static inline pte_t gup_get_pte(pte_t *ptep) @@ -178,6 +182,8 @@ 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); + /* * This doesn't prevent pagetable teardown, but does prevent * the pagetables and pages from being freed. @@ -231,6 +237,8 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write, if (end < start) goto slow_irqon; + trace_gup_get_user_pages_fast(start, nr_pages, write, pages); + local_irq_disable(); pgdp = pgd_offset(mm, addr); do {