linux-kernel - [PATCH] f2fs: allocate node blocks for atomic write block replacement

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Date:   Mon, 24 Apr 2023 08:44:40 -0700
From:   Daeho Jeong <daeho43@...il.com>
To:     linux-kernel@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net, kernel-team@...roid.com
Cc:     Daeho Jeong <daehojeong@...gle.com>
Subject: [PATCH] f2fs: allocate node blocks for atomic write block replacement

From: Daeho Jeong <daehojeong@...gle.com>

When a node block is missing for atomic write block replacement, we need
to allocate it in advance of the replacement.

Fixes: 3db1de0e582c ("f2fs: change the current atomic write way")
Signed-off-by: Daeho Jeong <daehojeong@...gle.com>
---
 fs/f2fs/segment.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index c35476b3c075..0e1e29800934 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -217,7 +217,7 @@ static int __replace_atomic_write_block(struct inode *inode, pgoff_t index,
 
 retry:
 	set_new_dnode(&dn, inode, NULL, NULL, 0);
-	err = f2fs_get_dnode_of_data(&dn, index, LOOKUP_NODE_RA);
+	err = f2fs_get_dnode_of_data(&dn, index, ALLOC_NODE);
 	if (err) {
 		if (err == -ENOMEM) {
 			f2fs_io_schedule_timeout(DEFAULT_IO_TIMEOUT);
-- 
2.40.0.634.g4ca3ef3211-goog