linux-ext4 - [PATCH 4/9] jbd2: move repeat tag around to remove a repeat check of b_frozen

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Date: Mon,  6 May 2024 22:17:56 +0800
From: Kemeng Shi <shikemeng@...weicloud.com>
To: tytso@....edu,
	jack@...e.com
Cc: linux-ext4@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 4/9] jbd2: move repeat tag around to remove a repeat check of b_frozen_data

We make sure b_frozen_data is not NULL before jump to "repeat" tag, move
"repeat" tag around to remove repeat check of b_frozen_data.

Signed-off-by: Kemeng Shi <shikemeng@...weicloud.com>
---
 fs/jbd2/journal.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index 9a35d0c5b38c..77fcdc76fdfd 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -353,12 +353,12 @@ int jbd2_journal_write_metadata_buffer(transaction_t *transaction,
 	atomic_set(&new_bh->b_count, 1);
 
 	spin_lock(&jh_in->b_state_lock);
-repeat:
 	/*
 	 * If a new transaction has already done a buffer copy-out, then
 	 * we use that version of the data for the commit.
 	 */
 	if (jh_in->b_frozen_data) {
+repeat:
 		done_copy_out = 1;
 		new_folio = virt_to_folio(jh_in->b_frozen_data);
 		new_offset = offset_in_folio(new_folio, jh_in->b_frozen_data);
-- 
2.30.0