Lines Matching defs:pbh
127 * @pbh: address of a buffer_head pointer to return super root buffer
131 struct buffer_head **pbh, int check)
138 *pbh = NULL;
164 *pbh = bh_sr;
238 * @pbh: the current buffer head on summary blocks [in, out]
243 struct buffer_head **pbh,
249 BUG_ON((*pbh)->b_size < *offset);
250 if (bytes > (*pbh)->b_size - *offset) {
251 blocknr = (*pbh)->b_blocknr;
252 brelse(*pbh);
253 *pbh = __bread(nilfs->ns_bdev, blocknr + 1,
255 if (unlikely(!*pbh))
259 ptr = (*pbh)->b_data + *offset;
267 * @pbh: the current buffer head on summary blocks [in, out]
273 struct buffer_head **pbh,
278 = ((*pbh)->b_size - *offset) / bytes;
283 sector_t blocknr = (*pbh)->b_blocknr;
284 unsigned int nitem_per_block = (*pbh)->b_size / bytes;
291 brelse(*pbh);
292 *pbh = __bread(nilfs->ns_bdev, blocknr + bcnt,