Commit d3b6f23f authored by Ritesh Harjani's avatar Ritesh Harjani Committed by Theodore Ts'o

ext4: move ext4_fiemap to use iomap framework

This patch moves ext4_fiemap to use iomap framework.
For xattr a new 'ext4_iomap_xattr_ops' is added.
Reported-by: default avatarkbuild test robot <lkp@intel.com>
Reviewed-by: default avatarJan Kara <jack@suse.cz>
Reviewed-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
Link: https://lore.kernel.org/r/b9f45c885814fcdd0631747ff0fe08886270828c.1582880246.git.riteshh@linux.ibm.comSigned-off-by: default avatarRitesh Harjani <riteshh@linux.ibm.com>
Signed-off-by: default avatarTheodore Ts'o <tytso@mit.edu>
parent b2c57642
This diff is collapsed.
...@@ -1857,47 +1857,6 @@ int ext4_inline_data_iomap(struct inode *inode, struct iomap *iomap) ...@@ -1857,47 +1857,6 @@ int ext4_inline_data_iomap(struct inode *inode, struct iomap *iomap)
return error; return error;
} }
int ext4_inline_data_fiemap(struct inode *inode,
struct fiemap_extent_info *fieinfo,
int *has_inline, __u64 start, __u64 len)
{
__u64 physical = 0;
__u64 inline_len;
__u32 flags = FIEMAP_EXTENT_DATA_INLINE | FIEMAP_EXTENT_NOT_ALIGNED |
FIEMAP_EXTENT_LAST;
int error = 0;
struct ext4_iloc iloc;
down_read(&EXT4_I(inode)->xattr_sem);
if (!ext4_has_inline_data(inode)) {
*has_inline = 0;
goto out;
}
inline_len = min_t(size_t, ext4_get_inline_size(inode),
i_size_read(inode));
if (start >= inline_len)
goto out;
if (start + len < inline_len)
inline_len = start + len;
inline_len -= start;
error = ext4_get_inode_loc(inode, &iloc);
if (error)
goto out;
physical = (__u64)iloc.bh->b_blocknr << inode->i_sb->s_blocksize_bits;
physical += (char *)ext4_raw_inode(&iloc) - iloc.bh->b_data;
physical += offsetof(struct ext4_inode, i_block);
brelse(iloc.bh);
out:
up_read(&EXT4_I(inode)->xattr_sem);
if (physical)
error = fiemap_fill_next_extent(fieinfo, start, physical,
inline_len, flags);
return (error < 0 ? error : 0);
}
int ext4_inline_data_truncate(struct inode *inode, int *has_inline) int ext4_inline_data_truncate(struct inode *inode, int *has_inline)
{ {
handle_t *handle; handle_t *handle;
......
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