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 92DD2C433FE for ; Thu, 24 Nov 2022 11:29:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229916AbiKXL3M (ORCPT ); Thu, 24 Nov 2022 06:29:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35068 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229553AbiKXL3K (ORCPT ); Thu, 24 Nov 2022 06:29:10 -0500 Received: from mxhk.zte.com.cn (mxhk.zte.com.cn [63.216.63.35]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D0E731114C for ; Thu, 24 Nov 2022 03:29:09 -0800 (PST) Received: from mse-fl1.zte.com.cn (unknown [10.5.228.132]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mxhk.zte.com.cn (FangMail) with ESMTPS id 4NHwkD3fDHz5BNRf; Thu, 24 Nov 2022 19:29:08 +0800 (CST) Received: from szxlzmapp01.zte.com.cn ([10.5.231.85]) by mse-fl1.zte.com.cn with SMTP id 2AOBSw5F026946; Thu, 24 Nov 2022 19:28:58 +0800 (+08) (envelope-from yang.yang29@zte.com.cn) Received: from mapi (szxlzmapp02[null]) by mapi (Zmail) with MAPI id mid14; Thu, 24 Nov 2022 19:29:01 +0800 (CST) Date: Thu, 24 Nov 2022 19:29:01 +0800 (CST) X-Zmail-TransId: 2b04637f557d190ecad6 X-Mailer: Zmail v1.0 Message-ID: <202211241929015476424@zte.com.cn> Mime-Version: 1.0 From: To: Cc: , , , Subject: =?UTF-8?B?W1BBVENIIGxpbnV4LW5leHQgXSBtbTogdm1zY2FuOiB1c2Ugc3lzZnNfZW1pdCgpIHRvIGluc3RlYWQgb2Ygc2NucHJpbnRmKCk=?= Content-Type: text/plain; charset="UTF-8" X-MAIL: mse-fl1.zte.com.cn 2AOBSw5F026946 X-Fangmail-Gw-Spam-Type: 0 X-FangMail-Miltered: at cgslv5.04-192.168.250.138.novalocal with ID 637F5584.000 by FangMail milter! X-FangMail-Envelope: 1669289348/4NHwkD3fDHz5BNRf/637F5584.000/10.5.228.132/[10.5.228.132]/mse-fl1.zte.com.cn/ X-Fangmail-Anti-Spam-Filtered: true X-Fangmail-MID-QID: 637F5584.000/4NHwkD3fDHz5BNRf Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Xu Panda Replace the open-code with sysfs_emit() to simplify the code. Signed-off-by: Xu Panda Signed-off-by: Yang Yang --- mm/vmscan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/vmscan.c b/mm/vmscan.c index 1147034c86a2..ac494806ee51 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -5404,7 +5404,7 @@ static ssize_t show_enabled(struct kobject *kobj, struct kobj_attribute *attr, c if (IS_ENABLED(CONFIG_ARCH_HAS_NONLEAF_PMD_YOUNG) && get_cap(LRU_GEN_NONLEAF_YOUNG)) caps |= BIT(LRU_GEN_NONLEAF_YOUNG); - return snprintf(buf, PAGE_SIZE, "0x%04x\n", caps); + return sysfs_emit(buf, "0x%04x\n", caps); } /* see Documentation/admin-guide/mm/multigen_lru.rst for details */ -- 2.15.2