sec_usage_check   234 fs/f2fs/gc.c   		if (sec_usage_check(sbi, secno))
sec_usage_check   328 fs/f2fs/gc.c   			!sec_usage_check(sbi, GET_SEC_FROM_SEG(sbi, *result)))
sec_usage_check   397 fs/f2fs/gc.c   		if (sec_usage_check(sbi, secno))