From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 42746C4332F for ; Wed, 9 Nov 2022 09:46:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230116AbiKIJqW (ORCPT ); Wed, 9 Nov 2022 04:46:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48632 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229950AbiKIJqO (ORCPT ); Wed, 9 Nov 2022 04:46:14 -0500 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 70D8322BE4 for ; Wed, 9 Nov 2022 01:46:13 -0800 (PST) Received: from kwepemi500015.china.huawei.com (unknown [172.30.72.54]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4N6g864XHkzmVpD; Wed, 9 Nov 2022 17:45:58 +0800 (CST) Received: from huawei.com (10.175.112.208) by kwepemi500015.china.huawei.com (7.221.188.92) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Wed, 9 Nov 2022 17:46:11 +0800 From: Wang Wensheng To: , , , CC: , , Subject: [PATCH -next 3/3] ftrace: Delete unused variable ftrace_update_time Date: Wed, 9 Nov 2022 09:44:34 +0000 Message-ID: <20221109094434.84046-4-wangwensheng4@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20221109094434.84046-1-wangwensheng4@huawei.com> References: <20221109094434.84046-1-wangwensheng4@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.175.112.208] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To kwepemi500015.china.huawei.com (7.221.188.92) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ftrace_update_time is not used anywhere else after initialization. So delete it together with its initial code. Signed-off-by: Wang Wensheng --- kernel/trace/ftrace.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 43a958b28022..3e102c44b117 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -3110,7 +3110,6 @@ int ftrace_shutdown(struct ftrace_ops *ops, int command) return 0; } -static u64 ftrace_update_time; unsigned long ftrace_update_tot_cnt; unsigned long ftrace_number_of_pages; unsigned long ftrace_number_of_groups; @@ -3130,13 +3129,10 @@ static int ftrace_update_code(struct module *mod, struct ftrace_page *new_pgs) bool init_nop = ftrace_need_init_nop(); struct ftrace_page *pg; struct dyn_ftrace *p; - u64 start, stop; unsigned long update_cnt = 0; unsigned long rec_flags = 0; int i; - start = ftrace_now(raw_smp_processor_id()); - /* * When a module is loaded, this function is called to convert * the calls to mcount in its text to nops, and also to create @@ -3173,8 +3169,6 @@ static int ftrace_update_code(struct module *mod, struct ftrace_page *new_pgs) } } - stop = ftrace_now(raw_smp_processor_id()); - ftrace_update_time = stop - start; ftrace_update_tot_cnt += update_cnt; return 0; -- 2.17.1