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ext4: correct the comments place for EXT4_EXT_MAY_ZEROOUT 

Move the comments just before we set EXT4_EXT_MAY_ZEROOUT in
ext4_split_convert_extents.

Signed-off-by: Yang Erkun <yangerkun@huawei.com>
Message-ID: <20251112084538.1658232-4-yangerkun@huawei.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Yang Erkun 2025-11-12 16:45:38 +08:00 committed by Theodore Ts'o
parent a927242231
commit cc742fd1d1
1 changed files with 4 additions and 4 deletions
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8
fs/ext4/extents.c
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@ -3721,10 +3721,6 @@ static struct ext4_ext_path *ext4_split_convert_extents(handle_t *handle,
>> inode->i_sb->s_blocksize_bits;
if (eof_block < map->m_lblk + map->m_len)
eof_block = map->m_lblk + map->m_len;
/*
* It is safe to convert extent to initialized via explicit
* zeroout only if extent is fully inside i_size or new_size.
*/
depth = ext_depth(inode);
ex = path[depth].p_ext;
ee_block = le32_to_cpu(ex->ee_block);
@ -3735,6 +3731,10 @@ static struct ext4_ext_path *ext4_split_convert_extents(handle_t *handle,
split_flag |= EXT4_EXT_DATA_VALID1;
/* Convert to initialized */
} else if (flags & EXT4_GET_BLOCKS_CONVERT) {
/*
* It is safe to convert extent to initialized via explicit
* zeroout only if extent is fully inside i_size or new_size.
*/
split_flag |= ee_block + ee_len <= eof_block ?
EXT4_EXT_MAY_ZEROOUT : 0;
split_flag |= (EXT4_EXT_MARK_UNWRIT2 | EXT4_EXT_DATA_VALID2);