linux-kernel - [PATCH] f2fs: remove some redundant codes in f2fs_quota

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Message-ID: <1765957529-4285-1-git-send-email-zhiguo.niu@unisoc.com>
Date: Wed, 17 Dec 2025 15:45:29 +0800
From: Zhiguo Niu <zhiguo.niu@...soc.com>
To: <jaegeuk@...nel.org>, <chao@...nel.org>
CC: <linux-f2fs-devel@...ts.sourceforge.net>, <linux-kernel@...r.kernel.org>,
        <niuzhiguo84@...il.com>, <zhiguo.niu@...soc.com>, <ke.wang@...soc.com>,
        <Hao_hao.Wang@...soc.com>
Subject: [PATCH] f2fs: remove some redundant codes in f2fs_quota_enable

1. qf_inum has been got and checked in its caller f2fs_enable_quotas
2. f2fs_sb_has_quota_ino has bee checked in its all callers
3. use sbi cleanup F2FS_SB(sb)

Signed-off-by: Zhiguo Niu <zhiguo.niu@...soc.com>
---
 fs/f2fs/super.c | 16 ++++------------
 1 file changed, 4 insertions(+), 12 deletions(-)

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index c4c225e..036ba9c 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -3222,19 +3222,12 @@ int f2fs_enable_quota_files(struct f2fs_sb_info *sbi, bool rdonly)
 }
 
 static int f2fs_quota_enable(struct super_block *sb, int type, int format_id,
-			     unsigned int flags)
+			     unsigned int flags, unsigned long qf_inum)
 {
 	struct inode *qf_inode;
-	unsigned long qf_inum;
 	unsigned long qf_flag = F2FS_QUOTA_DEFAULT_FL;
 	int err;
 
-	BUG_ON(!f2fs_sb_has_quota_ino(F2FS_SB(sb)));
-
-	qf_inum = f2fs_qf_ino(sb, type);
-	if (!qf_inum)
-		return -EPERM;
-
 	qf_inode = f2fs_iget(sb, qf_inum);
 	if (IS_ERR(qf_inode)) {
 		f2fs_err(F2FS_SB(sb), "Bad quota inode %u:%lu", type, qf_inum);
@@ -3267,7 +3260,7 @@ static int f2fs_enable_quotas(struct super_block *sb)
 		test_opt(sbi, PRJQUOTA),
 	};
 
-	if (is_set_ckpt_flags(F2FS_SB(sb), CP_QUOTA_NEED_FSCK_FLAG)) {
+	if (is_set_ckpt_flags(sbi, CP_QUOTA_NEED_FSCK_FLAG)) {
 		f2fs_err(sbi, "quota file may be corrupted, skip loading it");
 		return 0;
 	}
@@ -3279,14 +3272,13 @@ static int f2fs_enable_quotas(struct super_block *sb)
 		if (qf_inum) {
 			err = f2fs_quota_enable(sb, type, QFMT_VFS_V1,
 				DQUOT_USAGE_ENABLED |
-				(quota_mopt[type] ? DQUOT_LIMITS_ENABLED : 0));
+				(quota_mopt[type] ? DQUOT_LIMITS_ENABLED : 0), qf_inum);
 			if (err) {
 				f2fs_err(sbi, "Failed to enable quota tracking (type=%d, err=%d). Please run fsck to fix.",
 					 type, err);
 				for (type--; type >= 0; type--)
 					dquot_quota_off(sb, type);
-				set_sbi_flag(F2FS_SB(sb),
-						SBI_QUOTA_NEED_REPAIR);
+				set_sbi_flag(sbi, SBI_QUOTA_NEED_REPAIR);
 				return err;
 			}
 		}
-- 
1.9.1