pextents 145 fs/ext4/inode.c int pextents); pextents 5802 fs/ext4/inode.c int pextents) pextents 5806 fs/ext4/inode.c return ext4_ext_index_trans_blocks(inode, pextents); pextents 5821 fs/ext4/inode.c int pextents) pextents 5832 fs/ext4/inode.c idxblocks = ext4_index_trans_blocks(inode, lblocks, pextents); pextents 5840 fs/ext4/inode.c groups = idxblocks + pextents;