1532 static void update_ckpt_flags(struct f2fs_sb_info *sbi, struct cp_control *cpc)  in update_ckpt_flags()  argument
1540 	if ((cpc->reason & CP_UMOUNT) &&  in update_ckpt_flags()
1545 	if (cpc->reason & CP_TRIMMED)  in update_ckpt_flags()
1550 	if (cpc->reason & CP_UMOUNT)  in update_ckpt_flags()
1555 	if (cpc->reason & CP_FASTBOOT)  in update_ckpt_flags()
1651 static inline void stat_cp_time(struct cp_control *cpc, enum cp_time type)  in stat_cp_time()  argument
1653 	cpc->stats.times[type] = ktime_get();  in stat_cp_time()
1656 static inline void check_cp_time(struct f2fs_sb_info *sbi, struct cp_control *cpc)  in check_cp_time()  argument
1663 	cur_diff = (u64)ktime_ms_delta(cpc->stats.times[CP_TIME_END],  in check_cp_time()
1664 					cpc->stats.times[CP_TIME_START]);  in check_cp_time()
1667 		sbi->cp_stats = cpc->stats;  in check_cp_time()
1674 				(u64)ktime_ms_delta(cpc->stats.times[ct + 1],  in check_cp_time()
1675 						cpc->stats.times[ct]));  in check_cp_time()
1679 static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)  in do_checkpoint()  argument
1696 	stat_cp_time(cpc, CP_TIME_SYNC_META);  in do_checkpoint()
1729 	if (__remain_node_summaries(cpc->reason))  in do_checkpoint()
1739 	update_ckpt_flags(sbi, cpc);  in do_checkpoint()
1753 	if (enabled_nat_bits(sbi, cpc)) {  in do_checkpoint()
1787 	if (__remain_node_summaries(cpc->reason)) {  in do_checkpoint()
1794 	stat_cp_time(cpc, CP_TIME_SYNC_CP_META);  in do_checkpoint()
1798 	stat_cp_time(cpc, CP_TIME_WAIT_DIRTY_META);  in do_checkpoint()
1802 	stat_cp_time(cpc, CP_TIME_WAIT_CP_DATA);  in do_checkpoint()
1808 	stat_cp_time(cpc, CP_TIME_FLUSH_DEVICE);  in do_checkpoint()
1813 	stat_cp_time(cpc, CP_TIME_WAIT_LAST_CP);  in do_checkpoint()
1852 int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)  in f2fs_write_checkpoint()  argument
1859 	stat_cp_time(cpc, CP_TIME_START);  in f2fs_write_checkpoint()
1865 		if (cpc->reason != CP_PAUSE)  in f2fs_write_checkpoint()
1869 	if (cpc->reason != CP_RESIZE)  in f2fs_write_checkpoint()
1872 	stat_cp_time(cpc, CP_TIME_LOCK);  in f2fs_write_checkpoint()
1875 		((cpc->reason & CP_FASTBOOT) || (cpc->reason & CP_SYNC) ||  in f2fs_write_checkpoint()
1876 		((cpc->reason & CP_DISCARD) && !sbi->discard_blks)))  in f2fs_write_checkpoint()
1883 	trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, CP_PHASE_START_BLOCK_OPS);  in f2fs_write_checkpoint()
1889 	stat_cp_time(cpc, CP_TIME_OP_LOCK);  in f2fs_write_checkpoint()
1891 	trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, CP_PHASE_FINISH_BLOCK_OPS);  in f2fs_write_checkpoint()
1896 	if (cpc->reason & CP_DISCARD) {  in f2fs_write_checkpoint()
1897 		if (!f2fs_exist_trim_candidates(sbi, cpc)) {  in f2fs_write_checkpoint()
1905 			f2fs_flush_sit_entries(sbi, cpc);  in f2fs_write_checkpoint()
1906 			f2fs_clear_prefree_segments(sbi, cpc);  in f2fs_write_checkpoint()
1911 	stat_cp_time(cpc, CP_TIME_MERGE_WRITE);  in f2fs_write_checkpoint()
1922 	err = f2fs_flush_nat_entries(sbi, cpc);  in f2fs_write_checkpoint()
1928 	stat_cp_time(cpc, CP_TIME_FLUSH_NAT);  in f2fs_write_checkpoint()
1930 	f2fs_flush_sit_entries(sbi, cpc);  in f2fs_write_checkpoint()
1932 	stat_cp_time(cpc, CP_TIME_FLUSH_SIT);  in f2fs_write_checkpoint()
1937 	err = do_checkpoint(sbi, cpc);  in f2fs_write_checkpoint()
1943 		f2fs_clear_prefree_segments(sbi, cpc);  in f2fs_write_checkpoint()
1951 	stat_cp_time(cpc, CP_TIME_END);  in f2fs_write_checkpoint()
1952 	check_cp_time(sbi, cpc);  in f2fs_write_checkpoint()
1954 	if (cpc->reason & CP_RECOVERY)  in f2fs_write_checkpoint()
1959 	trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, CP_PHASE_FINISH_CHECKPOINT);  in f2fs_write_checkpoint()
1961 	if (cpc->reason != CP_RESIZE)  in f2fs_write_checkpoint()
2007 	struct cp_control cpc = { .reason = CP_SYNC, };  in __write_checkpoint_sync()  local
2012 	err = f2fs_write_checkpoint(sbi, &cpc);  in __write_checkpoint_sync()
2096 	struct cp_control cpc;  in f2fs_issue_checkpoint()  local
2098 	cpc.reason = __get_cp_reason(sbi);  in f2fs_issue_checkpoint()
2099 	if (!test_opt(sbi, MERGE_CHECKPOINT) || cpc.reason != CP_SYNC ||  in f2fs_issue_checkpoint()
2105 		ret = f2fs_write_checkpoint(sbi, &cpc);  in f2fs_issue_checkpoint()