fsync_seg_id     1220 fs/f2fs/f2fs.h 	unsigned int fsync_seg_id;		/* sequence id */
fsync_seg_id      296 fs/f2fs/node.c 	sbi->fsync_seg_id = 0;
fsync_seg_id      315 fs/f2fs/node.c 	fn->seq_id = sbi->fsync_seg_id++;
fsync_seg_id      348 fs/f2fs/node.c 	sbi->fsync_seg_id = 0;