Linux / Drivers / Tty
File Age

File age measurements show the distribution of file ages (days since the first commit) and the recency of file updates (days since the latest commit).

Summary
  • Number of files: 201
  • Daily file updates (only one update per file and date counted): 312
  • First update: 2010-03-15
  • Latest update: 2022-01-15
  • Days between first and latest update: 4325 (617 weeks, estimated 3085 working days)
  • Active days (at least one file change): 3077
  • Data:
File Change History Overall
File Age Distribution Overall
Days since first update
  • There are 201 files with 125,644 lines of code in files.
    • 196 files that are 366+ days old (124,218 lines of code)
    • 2 files that are 181-365 days old (1,047 lines of code)
    • 1 files that are 91-180 days old (194 lines of code)
    • 2 files that are 31-90 days old (185 lines of code)
    • 0 files that are 1-30 days old (0 lines of code)
98% | <1% | <1% | <1% | 0%
Legend:
366+
181-365
91-180
31-90
1-30
Latest Change Distribution Overall
Days since last update
  • There are 201 files with 125,644 lines of code in files.
    • 60 files have been last changed 366+ days ago (11,766 lines of code)
    • 16 files have been last changed 181-365 days ago (6,971 lines of code)
    • 14 files have been last changed 91-180 days ago (7,294 lines of code)
    • 5 files have been last changed 31-90 days ago (1,157 lines of code)
    • 106 files have been last changed 1-30 days ago (98,456 lines of code)
9% | 5% | 5% | <1% | 78%
Legend:
366+
181-365
91-180
31-90
1-30
File Change History per File Extension
c, h, txt, gitignore
File Age Distribution per Extension
Days since first update
366+
181-365
91-180
31-90
1-30
c98% | <1% | <1% | <1% | 0%
h97% | 2% | 0% | 0% | 0%
Latest Change Distribution per Extension
Days since last update
366+
181-365
91-180
31-90
1-30
c7% | 5% | 5% | <1% | 79%
h67% | 8% | 4% | <1% | 19%
File Change History per Logical Decomposition
primary
primary (file age distribution)
Days since first update
366+
181-365
91-180
31-90
1-30
serial98% | 1% | 0% | <1% | 0%
ROOT98% | <1% | <1% | 0% | 0%
vt100% | 0% | 0% | 0% | 0%
hvc100% | 0% | 0% | 0% | 0%
ipwireless100% | 0% | 0% | 0% | 0%
serdev100% | 0% | 0% | 0% | 0%
primary (latest change distribution)
Days since last update
366+
181-365
91-180
31-90
1-30
serial12% | 4% | 7% | <1% | 74%
hvc10% | 6% | 2% | 0% | 81%
ipwireless16% | 64% | 0% | 0% | 18%
vt2% | 15% | 0% | 0% | 81%
ROOT0% | 0% | 1% | <1% | 97%
serdev0% | 0% | 0% | 28% | 71%
Oldest Files (Top 50)
File# lines# unitslast modified
(days ago)		created
(days ago)		# changes
kgdboc.c
in serial
 405 27 417 4345 225
ucc_uart.c
in serial
 990 28 21 4250 333
481 28 21 4119 576
vt.c
in vt
 3565 160 21 4111 946
tty_io.c
in root
 2212 98 21 4111 1017
n_gsm.c
in root
 2182 97 21 4111 672
1623 104 21 4111 429
n_tty.c
in root
 1530 57 21 4111 799
sysrq.c
in root
 889 56 21 4111 564
830 26 21 4111 439
pty.c
in root
 683 33 21 4111 614
637 19 277 4111 271
615 30 21 4111 456
579 10 347 4111 247
n_hdlc.c
in root
 473 18 21 4111 413
tty_port.c
in root
 410 25 21 4111 450
321 22 21 4111 466
307 14 21 4111 363
165 8 152 4111 217
47 6 152 4111 186
sh-sci.c
in serial
 2572 95 21 4041 900
serial_core.c
in serial
 2191 86 21 4041 983
amba-pl011.c
in serial
 2044 99 21 4041 850
2021 76 21 4041 821
imx.c
in serial
 1879 65 21 4041 918
pch_uart.c
in serial
 1593 57 152 4041 540
msm_serial.c
in serial
 1458 53 22 4041 437
1426 79 152 4041 326
pmac_zilog.c
in serial
 1373 52 21 4041 375
omap-serial.c
in serial
 1305 53 21 4041 664
icom.c
in serial
 1231 39 21 4041 290
sunzilog.c
in serial
 1196 43 21 4041 262
sunsu.c
in serial
 1149 41 21 4041 321
cpm_uart_core.c
in serial/cpm_uart
 1046 37 21 4041 344
zs.c
in serial
 953 46 609 4041 163
serial_txx9.c
in serial
 942 37 21 4041 265
hvcs.c
in hvc
 882 41 21 4041 400
hvsi.c
in hvc
 882 48 21 4041 235
ip22zilog.c
in serial
 849 33 21 4041 149
831 31 21 4041 166
sunsab.c
in serial
 822 31 21 4041 243
jsm_neo.c
in serial/jsm
 810 28 21 4041 143
vr41xx_siu.c
in serial
 742 37 21 4041 174
715 43 21 4041 178
max3100.c
in serial
 707 27 277 4041 219
uartlite.c
in serial
 675 43 21 4041 333
669 32 21 4041 387
pxa.c
in serial
 649 28 23 4041 297
sa1100.c
in serial
 625 29 152 4041 178
616 34 23 4041 301
Files Not Recently Changed (Top 50)
File# lines# unitslast modified
(days ago)		created
(days ago)		# changes
cpm_uart_cpm1.h
in serial/cpm_uart
 19 3 1489 4041 51
cpm_uart_cpm2.h
in serial/cpm_uart
 19 3 1489 4041 51
tty.h
in ipwireless
 22 - 1489 4000 33
network.h
in ipwireless
 28 - 1489 4000 33
amba-pl011.h
in serial
 30 - 1489 2286 34
hvc_irq.c
in hvc
 32 4 1489 4041 66
main.h
in ipwireless
 32 - 1489 4000 33
hardware.h
in ipwireless
 40 - 1489 4000 33
apbuart.h
in serial
 47 - 1489 4041 39
setup_protocol.h
in ipwireless
 64 - 1489 4000 47
dz.h
in serial
 79 - 1489 4041 39
zs.h
in serial
 184 - 1489 4041 39
ip22zilog.h
in serial
 201 - 1489 4041 39
sunzilog.h
in serial
 204 - 1489 4041 39
sunsab.h
in serial
 258 - 1489 4041 39
295 18 1489 3935 139
8250_accent.c
in serial/8250
 24 1 1402 3683 61
8250_exar_st16c554.c
in serial/8250
 26 1 1402 3683 61
8250_fourport.c
in serial/8250
 32 1 1402 3683 61
35 3 1402 2849 42
8250_boca.c
in serial/8250
 38 1 1402 3683 61
8250_hub6.c
in serial/8250
 42 1 1402 3683 61
69 4 1402 4041 86
8250_acorn.c
in serial/8250
 106 3 1402 3683 97
8250_hp300.c
in serial/8250
 229 6 1402 3683 145
8250_mid.c
in serial/8250
 298 11 1402 2307 102
cpm_uart_cpm1.c
in serial/cpm_uart
 81 4 1117 4041 96
cpm_uart_cpm2.c
in serial/cpm_uart
 109 4 1117 4041 80
22 3 940 1159 30
suncore.c
in serial
 182 7 940 4041 93
mps2-uart.c
in serial
 471 32 940 2112 52
40 4 931 1430 20
main.c
in ipwireless
 248 9 931 4000 54
8250_dma.c
in serial/8250
 198 7 873 3313 162
421 26 873 2606 60
8250_lpc18xx.c
in serial/8250
 164 4 803 2443 43
hvc_dcc.c
in hvc
 79 8 716 4041 120
8250_ioc3.c
in serial/8250
 70 4 609 758 13
8250_gsc.c
in serial/8250
 93 2 609 3683 156
217 3 609 781 10
clps711x.c
in serial
 432 22 609 4041 277
504 26 609 1027 23
sccnxp.c
in serial
 850 33 609 3451 240
zs.c
in serial
 953 46 609 4041 163
timbuart.h
in serial
 28 - 522 4041 55
73 5 522 2825 94
pic32_uart.h
in serial
 84 2 522 2214 48
cpm_uart.h
in serial/cpm_uart
 105 1 522 4041 79
142 - 522 1800 58
icom.h
in serial
 241 - 522 4041 55
Most Recently Created Files (Top 50)
File# lines# unitslast modified
(days ago)		created
(days ago)		# changes
8250_alpha.c
in serial/8250
 11 2 23 39 3
8250_pericom.c
in serial/8250
 174 3 23 75 3
194 11 31 113 10
tty.h
in root
 74 4 152 303 9
8250_bcm7271.c
in serial/8250
 973 32 21 317 37
liteuart.c
in serial
 319 25 21 480 45
36 2 417 561 10
8250_tegra.c
in serial/8250
 148 6 277 738 27
8250_ioc3.c
in serial/8250
 70 4 609 758 13
217 3 609 781 10
samsung_tty.c
in serial
 2347 76 21 811 102
676 29 21 911 68
8250_dwlib.c
in serial/8250
 93 6 31 914 19
8250_dwlib.h
in serial/8250
 9 - 31 914 35
504 26 609 1027 23
sifive.c
in serial
 627 50 31 1029 103
ttynull.c
in root
 82 7 21 1039 53
tegra-tcu.c
in serial
 241 17 21 1109 29
rda-uart.c
in serial
 628 29 152 1145 77
22 3 940 1159 30
1221 47 21 1423 261
40 4 931 1430 20
vcc.c
in root
 750 30 21 1635 97
8250_men_mcb.c
in serial/8250
 142 4 417 1648 72
owl-uart.c
in serial
 615 31 152 1692 125
n_null.c
in root
 52 7 21 1709 63
8250_aspeed_vuart.c
in serial/8250
 436 25 21 1740 148
344 16 21 1759 88
132 4 21 1759 113
142 - 522 1800 58
core.c
in serdev
 577 40 21 1829 238
234 14 36 1829 134
8250_pxa.c
in serial/8250
 134 7 417 1957 71
stm32-usart.h
in serial
 240 - 23 1969 147
8250_lpss.c
in serial/8250
 298 14 21 1998 147
8250_exar.c
in serial/8250
 631 19 21 2019 259
mps2-uart.c
in serial
 471 32 940 2112 52
mvebu-uart.c
in serial
 735 32 21 2181 237
8250_bcm2835aux.c
in serial/8250
 140 5 347 2211 95
pic32_uart.c
in serial
 670 35 522 2214 86
pic32_uart.h
in serial
 84 2 522 2214 48
8250_of.c
in serial/8250
 264 5 21 2273 266
amba-pl011.h
in serial
 30 - 1489 2286 34
8250_mid.c
in serial/8250
 298 11 1402 2307 102
8250_port.c
in serial/8250
 2368 115 21 2415 529
stm32-usart.c
in serial
 1373 63 21 2432 257
8250_lpc18xx.c
in serial/8250
 164 4 803 2443 43
8250_uniphier.c
in serial/8250
 213 9 417 2444 204
8250_ingenic.c
in serial/8250
 264 10 21 2449 164
850 31 21 2564 160
Most Recently Changed Files (Top 50)
File# lines# unitslast modified
(days ago)		created
(days ago)		# changes
8250_pci.c
in serial/8250
 4237 64 21 3683 810
vt.c
in vt
 3565 160 21 4111 946
3564 142 21 4000 403
sh-sci.c
in serial
 2572 95 21 4041 900
8250_port.c
in serial/8250
 2368 115 21 2415 529
samsung_tty.c
in serial
 2347 76 21 811 102
tty_io.c
in root
 2212 98 21 4111 1017
serial_core.c
in serial
 2191 86 21 4041 983
n_gsm.c
in root
 2182 97 21 4111 672
fsl_lpuart.c
in serial
 2158 89 21 3165 535
amba-pl011.c
in serial
 2044 99 21 4041 850
2021 76 21 4041 821
imx.c
in serial
 1879 65 21 4041 918
moxa.c
in root
 1810 57 21 4000 282
1623 104 21 4111 429
n_tty.c
in root
 1530 57 21 4111 799
mxser.c
in root
 1448 65 21 4000 346
nozomi.c
in root
 1391 48 21 4030 298
stm32-usart.c
in serial
 1373 63 21 2432 257
pmac_zilog.c
in serial
 1373 52 21 4041 375
1333 54 21 3315 372
omap-serial.c
in serial
 1305 53 21 4041 664
icom.c
in serial
 1231 39 21 4041 290
mxs-auart.c
in serial
 1231 49 21 4012 538
1221 47 21 1423 261
sunzilog.c
in serial
 1196 43 21 4041 262
8250_omap.c
in serial/8250
 1185 41 21 2686 374
sunsu.c
in serial
 1149 41 21 4041 321
1138 43 21 4000 393
max310x.c
in serial
 1130 50 21 3470 441
sc16is7xx.c
in serial
 1101 47 21 2843 356
1079 36 21 3934 588
cpm_uart_core.c
in serial/cpm_uart
 1046 37 21 4041 344
ucc_uart.c
in serial
 990 28 21 4250 333
8250_bcm7271.c
in serial/8250
 973 32 21 317 37
serial_txx9.c
in serial
 942 37 21 4041 265
sysrq.c
in root
 889 56 21 4111 564
hvcs.c
in hvc
 882 41 21 4041 400
hvsi.c
in hvc
 882 48 21 4041 235
8250_core.c
in serial/8250
 867 35 21 3245 597
850 31 21 2564 160
ip22zilog.c
in serial
 849 33 21 4041 149
831 31 21 4041 166
830 26 21 4111 439
sunsab.c
in serial
 822 31 21 4041 243
jsm_neo.c
in serial/jsm
 810 28 21 4041 143
vcc.c
in root
 750 30 21 1635 97
vr41xx_siu.c
in serial
 742 37 21 4041 174
mvebu-uart.c
in serial
 735 32 21 2181 237
715 43 21 4041 178