From 394e7f4dbb32a44ad1a1569d55aa680e28ab3315 Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Tue, 12 Dec 2023 09:01:20 +0800 Subject: f2fs: don't set FI_PREALLOCATED_ALL for partial write In f2fs_preallocate_blocks(), if it is partial write in 4KB, it's not necessary to call f2fs_map_blocks() and set FI_PREALLOCATED_ALL flag. Cc: Eric Biggers Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim --- fs/f2fs/file.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'fs/f2fs') diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 79d5b64c109c..026d05a7edd8 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -4567,7 +4567,8 @@ static int f2fs_preallocate_blocks(struct kiocb *iocb, struct iov_iter *iter, if (map.m_len > map.m_lblk) map.m_len -= map.m_lblk; else - map.m_len = 0; + return 0; + map.m_may_create = true; if (dio) { map.m_seg_type = f2fs_rw_hint_to_seg_type(inode->i_write_hint); -- cgit