1name: ext4_journal_start_reserved 2ID: 344 3format: 4 field:unsigned short common_type; offset:0; size:2; signed:0; 5 field:unsigned char common_flags; offset:2; size:1; signed:0; 6 field:unsigned char common_preempt_count; offset:3; size:1; signed:0; 7 field:int common_pid; offset:4; size:4; signed:1; 8 9 field:dev_t dev; offset:8; size:4; signed:0; 10 field:unsigned long ip; offset:16; size:8; signed:0; 11 field:int blocks; offset:24; size:4; signed:1; 12 13print fmt: "dev %d,%d blocks, %d caller %pS", ((unsigned int) ((REC->dev) >> 20)), ((unsigned int) ((REC->dev) & ((1U << 20) - 1))), REC->blocks, (void *)REC->ip 14