From nobody Fri Apr 10 10:55:18 2026 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 A71EBC38A02 for ; Fri, 28 Oct 2022 16:59:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229616AbiJ1Q7Q (ORCPT ); Fri, 28 Oct 2022 12:59:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56852 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230238AbiJ1Q6c (ORCPT ); Fri, 28 Oct 2022 12:58:32 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 618F91C4ED3 for ; Fri, 28 Oct 2022 09:58:31 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 14D2CB82BA0 for ; Fri, 28 Oct 2022 16:58:30 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B4C77C433D6; Fri, 28 Oct 2022 16:58:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1666976308; bh=NB0C0XzePklNj5LqvcpaBIGZcLpM/zxQPQkwfYE8xes=; h=From:To:Cc:Subject:Date:From; b=AkIgq6yW2OlEt6AJS7pE04e2O5YRC47NvexFUTDp0DIrugH9DjiNky5t6paHsWK+b P1zeRA25HRW5Eb/rJ04l4DFcVgiTTv/3/FQWGqwqBfpCl9UhJfFiZpI02UOOqc3zHN Uj4IHScoG28OvoC0va1fHxA/9mQeSPj+vPkN7XxFJryHVn984NHX7rIkpnBVHNgkWf v+N3NyYgUbJi7uVmhHSAJB7wzKLVexE4IBiUirgdXMLZLdlF3gwjUYLEAFkpCIVcGH GdrLDZ5X2OKj2dfXyAIQOFgaY8ncfouX6/ZmCFwcepQN/c0DCWCj/UPNug+GHayo7r 3O4tCklE68JGg== From: Jaegeuk Kim To: linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Cc: Jaegeuk Kim Subject: [PATCH] f2fs: use sysfs_emit instead of sprintf Date: Fri, 28 Oct 2022 09:58:27 -0700 Message-Id: <20221028165827.11558-1-jaegeuk@kernel.org> X-Mailer: git-send-email 2.38.1.273.g43a17bfeac-goog MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Let's use sysfs_emit. Signed-off-by: Jaegeuk Kim Reviewed-by: Chao Yu --- fs/f2fs/sysfs.c | 36 ++++++++++++++++++------------------ 1 file changed, 18 insertions(+), 18 deletions(-) diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 66c88220d319..aaf93bb6c64d 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -95,28 +95,28 @@ static unsigned char *__struct_ptr(struct f2fs_sb_info = *sbi, int struct_type) static ssize_t dirty_segments_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { - return sprintf(buf, "%llu\n", + return sysfs_emit(buf, "%llu\n", (unsigned long long)(dirty_segments(sbi))); } =20 static ssize_t free_segments_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { - return sprintf(buf, "%llu\n", + return sysfs_emit(buf, "%llu\n", (unsigned long long)(free_segments(sbi))); } =20 static ssize_t ovp_segments_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { - return sprintf(buf, "%llu\n", + return sysfs_emit(buf, "%llu\n", (unsigned long long)(overprovision_segments(sbi))); } =20 static ssize_t lifetime_write_kbytes_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { - return sprintf(buf, "%llu\n", + return sysfs_emit(buf, "%llu\n", (unsigned long long)(sbi->kbytes_written + ((f2fs_get_sectors_written(sbi) - sbi->sectors_written_start) >> 1))); @@ -125,13 +125,13 @@ static ssize_t lifetime_write_kbytes_show(struct f2fs= _attr *a, static ssize_t sb_status_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { - return sprintf(buf, "%lx\n", sbi->s_flag); + return sysfs_emit(buf, "%lx\n", sbi->s_flag); } =20 static ssize_t cp_status_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { - return sprintf(buf, "%x\n", le32_to_cpu(F2FS_CKPT(sbi)->ckpt_flags)); + return sysfs_emit(buf, "%x\n", le32_to_cpu(F2FS_CKPT(sbi)->ckpt_flags)); } =20 static ssize_t pending_discard_show(struct f2fs_attr *a, @@ -139,7 +139,7 @@ static ssize_t pending_discard_show(struct f2fs_attr *a, { if (!SM_I(sbi)->dcc_info) return -EINVAL; - return sprintf(buf, "%llu\n", (unsigned long long)atomic_read( + return sysfs_emit(buf, "%llu\n", (unsigned long long)atomic_read( &SM_I(sbi)->dcc_info->discard_cmd_cnt)); } =20 @@ -205,7 +205,7 @@ static ssize_t features_show(struct f2fs_attr *a, static ssize_t current_reserved_blocks_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { - return sprintf(buf, "%u\n", sbi->current_reserved_blocks); + return sysfs_emit(buf, "%u\n", sbi->current_reserved_blocks); } =20 static ssize_t unusable_show(struct f2fs_attr *a, @@ -217,7 +217,7 @@ static ssize_t unusable_show(struct f2fs_attr *a, unusable =3D sbi->unusable_block_count; else unusable =3D f2fs_get_unusable_blocks(sbi); - return sprintf(buf, "%llu\n", (unsigned long long)unusable); + return sysfs_emit(buf, "%llu\n", (unsigned long long)unusable); } =20 static ssize_t encoding_show(struct f2fs_attr *a, @@ -232,13 +232,13 @@ static ssize_t encoding_show(struct f2fs_attr *a, (sb->s_encoding->version >> 8) & 0xff, sb->s_encoding->version & 0xff); #endif - return sprintf(buf, "(none)"); + return sysfs_emit(buf, "(none)"); } =20 static ssize_t mounted_time_sec_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { - return sprintf(buf, "%llu", SIT_I(sbi)->mounted_time); + return sysfs_emit(buf, "%llu", SIT_I(sbi)->mounted_time); } =20 #ifdef CONFIG_F2FS_STAT_FS @@ -247,7 +247,7 @@ static ssize_t moved_blocks_foreground_show(struct f2fs= _attr *a, { struct f2fs_stat_info *si =3D F2FS_STAT(sbi); =20 - return sprintf(buf, "%llu\n", + return sysfs_emit(buf, "%llu\n", (unsigned long long)(si->tot_blks - (si->bg_data_blks + si->bg_node_blks))); } @@ -257,7 +257,7 @@ static ssize_t moved_blocks_background_show(struct f2fs= _attr *a, { struct f2fs_stat_info *si =3D F2FS_STAT(sbi); =20 - return sprintf(buf, "%llu\n", + return sysfs_emit(buf, "%llu\n", (unsigned long long)(si->bg_data_blks + si->bg_node_blks)); } =20 @@ -268,7 +268,7 @@ static ssize_t avg_vblocks_show(struct f2fs_attr *a, =20 si->dirty_count =3D dirty_segments(sbi); f2fs_update_sit_info(sbi); - return sprintf(buf, "%llu\n", (unsigned long long)(si->avg_vblocks)); + return sysfs_emit(buf, "%llu\n", (unsigned long long)(si->avg_vblocks)); } #endif =20 @@ -363,7 +363,7 @@ static ssize_t f2fs_sbi_show(struct f2fs_attr *a, =20 ui =3D (unsigned int *)(ptr + a->offset); =20 - return sprintf(buf, "%u\n", *ui); + return sysfs_emit(buf, "%u\n", *ui); } =20 static ssize_t __sbi_store(struct f2fs_attr *a, @@ -728,7 +728,7 @@ static void f2fs_sb_release(struct kobject *kobj) static ssize_t f2fs_feature_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { - return sprintf(buf, "supported\n"); + return sysfs_emit(buf, "supported\n"); } =20 #define F2FS_FEATURE_RO_ATTR(_name) \ @@ -741,8 +741,8 @@ static ssize_t f2fs_sb_feature_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { if (F2FS_HAS_FEATURE(sbi, a->id)) - return sprintf(buf, "supported\n"); - return sprintf(buf, "unsupported\n"); + return sysfs_emit(buf, "supported\n"); + return sysfs_emit(buf, "unsupported\n"); } =20 #define F2FS_SB_FEATURE_RO_ATTR(_name, _feat) \ --=20 2.38.1.273.g43a17bfeac-goog