unsigned int credits;
loff_t epos;
+ BUG_ON(!ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS));
map.m_lblk = offset;
map.m_len = len;
/*
* credits to insert 1 extent into extent tree
*/
credits = ext4_chunk_trans_blocks(inode, len);
- /*
- * We can only call ext_depth() on extent based inodes
- */
- if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS))
- depth = ext_depth(inode);
- else
- depth = -1;
+ depth = ext_depth(inode);
retry:
while (ret >= 0 && len) {
trace_ext4_fallocate_enter(inode, offset, len, mode);
lblk = offset >> blkbits;
- /*
- * We can't just convert len to max_blocks because
- * If blocksize = 4096 offset = 3072 and len = 2048
- */
- max_blocks = (EXT4_BLOCK_ALIGN(len + offset, blkbits) >> blkbits)
- - lblk;
+ max_blocks = EXT4_MAX_BLOCKS(len, offset, blkbits);
flags = EXT4_GET_BLOCKS_CREATE_UNWRIT_EXT;
if (mode & FALLOC_FL_KEEP_SIZE)
flags |= EXT4_GET_BLOCKS_KEEP_SIZE;
unsigned int credits, blkbits = inode->i_blkbits;
map.m_lblk = offset >> blkbits;
- /*
- * We can't just convert len to max_blocks because
- * If blocksize = 4096 offset = 3072 and len = 2048
- */
- max_blocks = ((EXT4_BLOCK_ALIGN(len + offset, blkbits) >> blkbits) -
- map.m_lblk);
+ max_blocks = EXT4_MAX_BLOCKS(len, offset, blkbits);
+
/*
* This is somewhat ugly but the idea is clear: When transaction is
* reserved, everything goes into it. Otherwise we rather start several
up_write(&EXT4_I(inode)->i_data_sem);
goto out_stop;
}
+ } else {
+ ext4_ext_drop_refs(path);
+ kfree(path);
}
ret = ext4_es_remove_extent(inode, offset_lblk,