linux-ext4 - [PATCH 3/3] jbd2: remove unused function '__cp_buffer

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Date:   Fri, 14 Jul 2023 10:55:28 +0800
From:   Zhang Yi <yi.zhang@...weicloud.com>
To:     linux-ext4@...r.kernel.org
Cc:     tytso@....edu, adilger.kernel@...ger.ca, jack@...e.cz,
        yi.zhang@...wei.com, yi.zhang@...weicloud.com,
        chengzhihao1@...wei.com, yang.lee@...ux.alibaba.com,
        yukuai3@...wei.com
Subject: [PATCH 3/3] jbd2: remove unused function '__cp_buffer_busy'

From: Yang Li <yang.lee@...ux.alibaba.com>

The code calling function '__cp_buffer_busy' has been removed, so the
function should also be removed.
silence the warning:
fs/jbd2/checkpoint.c:48:20: warning: unused function '__cp_buffer_busy'

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=5518
Signed-off-by: Yang Li <yang.lee@...ux.alibaba.com>
Reviewed-by: Jan Kara <jack@...e.cz>
---
 fs/jbd2/checkpoint.c | 12 ------------
 1 file changed, 12 deletions(-)

diff --git a/fs/jbd2/checkpoint.c b/fs/jbd2/checkpoint.c
index f033ac807013..118699fff2f9 100644
--- a/fs/jbd2/checkpoint.c
+++ b/fs/jbd2/checkpoint.c
@@ -40,18 +40,6 @@ static inline void __buffer_unlink(struct journal_head *jh)
 	}
 }
 
-/*
- * Check a checkpoint buffer could be release or not.
- *
- * Requires j_list_lock
- */
-static inline bool __cp_buffer_busy(struct journal_head *jh)
-{
-	struct buffer_head *bh = jh2bh(jh);
-
-	return (jh->b_transaction || buffer_locked(bh) || buffer_dirty(bh));
-}
-
 /*
  * __jbd2_log_wait_for_space: wait until there is space in the journal.
  *
-- 
2.39.2