From: Daeho Jeong <daehojeong@google.com>
Date: Tue, 18 Apr 2023 17:42:01 +0000 (-0700)
Subject: f2fs: allocate node blocks for atomic write block replacement
X-Git-Tag: v6.4-rc1~138^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=994b442b66a4624a2f471aba5cbae37a79213313;p=thirdparty%2Fkernel%2Flinux.git

f2fs: allocate node blocks for atomic write block replacement

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

Signed-off-by: Daeho Jeong <daehojeong@google.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 641bd8cc54daa..6db410f1bb8ce 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);