3  * fs/f2fs/checkpoint.c
942 	/* The second checkpoint pack should start at the next segment */  in f2fs_get_valid_checkpoint()
969 	/* Sanity checking of checkpoint */  in f2fs_get_valid_checkpoint()
1200  * Freeze all the FS-operations for checkpoint.
1283 	 * dirty node blocks and some checkpoint values by block allocation.  in block_operations()
1426 	/* submit checkpoint (with barrier if NOBARRIER is not set) */  in commit_checkpoint()
1467 	/* start to update checkpoint, cp ver is already updated previously */  in do_checkpoint()
1509 	/* update ckpt flag for checkpoint */  in do_checkpoint()
1538 	/* write out checkpoint buffer at block 0 */  in do_checkpoint()
1582 	/* barrier and flush checkpoint cp pack 2 page if it can */  in do_checkpoint()
1611 	 * updated during writing checkpoint.  in do_checkpoint()
1634 		f2fs_warn(sbi, "Start checkpoint disabled!");  in f2fs_write_checkpoint()
1676 	 * update checkpoint pack index  in f2fs_write_checkpoint()
1686 		f2fs_err(sbi, "f2fs_flush_nat_entries failed err:%d, stop checkpoint", err);  in f2fs_write_checkpoint()
1698 		f2fs_err(sbi, "do_checkpoint failed err:%d, stop checkpoint", err);  in f2fs_write_checkpoint()
1711 		f2fs_notice(sbi, "checkpoint: version = %llx", ckpt_ver);  in f2fs_write_checkpoint()
1713 	/* update CP_TIME to trigger checkpoint periodically */  in f2fs_write_checkpoint()
1715 	trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, "finish checkpoint");  in f2fs_write_checkpoint()
1930 	/* Let's wait for the previous dispatched checkpoint. */  in f2fs_flush_ckpt_thread()