linux-kernel - [PATCH v2 4/7] ext4: remove dead check in __ext4_new

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Message-Id: <20240820132234.2759926-5-shikemeng@huaweicloud.com>
Date: Tue, 20 Aug 2024 21:22:31 +0800
From: Kemeng Shi <shikemeng@...weicloud.com>
To: tytso@....edu,
	adilger.kernel@...ger.ca
Cc: harshadshirwadkar@...il.com,
	darrick.wong@...cle.com,
	akpm@...l.org,
	shaggy@...tin.ibm.com,
	linux-ext4@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2 4/7] ext4: remove dead check in __ext4_new_inode()

If we can't grab any inode, the prvious find_inode_bit() will set ino
to be >= EXT4_INODES_PER_GROUP(sb). So the check of need to repeat
in the same group is not needed.

Signed-off-by: Kemeng Shi <shikemeng@...weicloud.com>
---
 fs/ext4/ialloc.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 81641be38c0e..8ee4754c70f5 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -1064,7 +1064,6 @@ struct inode *__ext4_new_inode(struct mnt_idmap *idmap,
 		    EXT4_MB_GRP_IBITMAP_CORRUPT(grp))
 			goto next_group;
 
-repeat_in_this_group:
 		ret2 = find_inode_bit(sb, group, inode_bitmap_bh, &ino);
 		if (!ret2)
 			goto next_group;
@@ -1114,8 +1113,6 @@ struct inode *__ext4_new_inode(struct mnt_idmap *idmap,
 		if (!ret2)
 			goto got; /* we grabbed the inode! */
 
-		if (ino < EXT4_INODES_PER_GROUP(sb))
-			goto repeat_in_this_group;
 next_group:
 		if (++group == ngroups)
 			group = 0;
-- 
2.30.0