linux-ext4 - [PATCH 1/2] jbd2: correct the printing of write_flags in jbd2_write

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Message-Id: <20231125121740.1035816-1-yi.zhang@huaweicloud.com>
Date: Sat, 25 Nov 2023 20:17:38 +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,
	yukuai3@...wei.com
Subject: [PATCH 1/2] jbd2: correct the printing of write_flags in jbd2_write_superblock()

From: Zhang Yi <yi.zhang@...wei.com>

The write_flags print in the trace of jbd2_write_superblock() is not
real, so move the modification before the trace.

Signed-off-by: Zhang Yi <yi.zhang@...wei.com>
---
 fs/jbd2/journal.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index 30dec2bd2ecc..e7aa47a02d4d 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -1791,9 +1791,11 @@ static int jbd2_write_superblock(journal_t *journal, blk_opf_t write_flags)
 		return -EIO;
 	}
 
-	trace_jbd2_write_superblock(journal, write_flags);
 	if (!(journal->j_flags & JBD2_BARRIER))
 		write_flags &= ~(REQ_FUA | REQ_PREFLUSH);
+
+	trace_jbd2_write_superblock(journal, write_flags);
+
 	if (buffer_write_io_error(bh)) {
 		/*
 		 * Oh, dear.  A previous attempt to write the journal
-- 
2.39.2