ext4_lblk_t end;
int err = 0;
int reserved = 0;
+ struct extent_status *es = NULL;
if (EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY)
return 0;
end = lblk + len - 1;
BUG_ON(end < lblk);
+retry:
+ if (err && !es)
+ es = __es_alloc_extent(true);
/*
* ext4_clear_inode() depends on us taking i_es_lock unconditionally
* so that we are sure __es_shrink() is done with the inode before it
* is reclaimed.
*/
write_lock(&EXT4_I(inode)->i_es_lock);
- err = __es_remove_extent(inode, lblk, end, &reserved, NULL);
+ err = __es_remove_extent(inode, lblk, end, &reserved, es);
+ if (es && !es->es_len)
+ __es_free_extent(es);
write_unlock(&EXT4_I(inode)->i_es_lock);
+ if (err)
+ goto retry;
+
ext4_es_print_tree(inode);
ext4_da_release_space(inode, reserved);
- return err;
+ return 0;
}
static int __es_shrink(struct ext4_sb_info *sbi, int nr_to_scan,