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ext4: remove dead GET_BLOCKS_ZERO code

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There's no call to ext4_map_blocks() in the current ext4 code with a
flags argument that combines EXT4_GET_BLOCKS_CONVERT and
EXT4_GET_BLOCKS_ZERO.  Remove the code that corresponds to this case
from ext4_ext_handle_unwritten_extents().

Signed-off-by: Eric Whitney <enwlinux@gmail.com>
Reviewed-by: Ritesh Harjani <riteshh@linux.ibm.com>
Link: https://lore.kernel.org/r/20200430185320.23001-2-enwlinux@gmail.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Eric Whitney 2020-04-30 14:53:17 -04:00 committed by Theodore Ts'o
parent b60ca3343e
commit ee802f8689
1 changed files with 0 additions and 8 deletions
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8
fs/ext4/extents.c
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@ -3829,14 +3829,6 @@ ext4_ext_handle_unwritten_extents(handle_t *handle, struct inode *inode,
}
/* IO end_io complete, convert the filled extent to written */
if (flags & EXT4_GET_BLOCKS_CONVERT) {
if (flags & EXT4_GET_BLOCKS_ZERO) {
if (allocated > map->m_len)
allocated = map->m_len;
err = ext4_issue_zeroout(inode, map->m_lblk, newblock,
allocated);
if (err < 0)
goto out2;
}
ret = ext4_convert_unwritten_extents_endio(handle, inode, map,
ppath);
if (ret >= 0)