unsigned long j_len_alloc; /* number of buffers requested by journal_begin() */
atomic_t j_wcount; /* count of writers for current commit */
unsigned long j_bcount; /* batch count. allows turning X transactions into 1 */
unsigned long j_len_alloc; /* number of buffers requested by journal_begin() */
atomic_t j_wcount; /* count of writers for current commit */
unsigned long j_bcount; /* batch count. allows turning X transactions into 1 */