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: 1351
Daily file updates (only one update per file and date counted): 3292
First update: 2005-04-07
Latest update: 2022-01-17
Days between first and latest update: 6130 (875 weeks, estimated 4375 working days)
Active days (at least one file change): 4662
Data:

Organized per file

File Change History Overall

File Age Distribution Overall

Days since first update

There are 1,351 files with 219,901 lines of code in files.

1,335 files that are 366+ days old (216,848 lines of code)
7 files that are 181-365 days old (170 lines of code)
4 files that are 91-180 days old (2,878 lines of code)
4 files that are 31-90 days old (4 lines of code)
1 files that are 1-30 days old (1 lines of code)

Legend:

366+

181-365

91-180

31-90

1-30

Latest Change Distribution Overall

Days since last update

There are 1,351 files with 219,901 lines of code in files.

974 files have been last changed 366+ days ago (130,183 lines of code)
126 files have been last changed 181-365 days ago (19,157 lines of code)
54 files have been last changed 91-180 days ago (8,148 lines of code)
0 files have been last changed 31-90 days ago (0 lines of code)
197 files have been last changed 1-30 days ago (62,413 lines of code)

Legend:

366+

181-365

91-180

31-90

1-30

File Change History per File Extension

h, c, S, gitignore, sh, txt, pl

File Age Distribution per Extension

Days since first update

366+

181-365

91-180

31-90

1-30

Latest Change Distribution per Extension

Days since last update

366+

181-365

91-180

31-90

1-30

File Change History per Logical Decomposition

primary

primary (file age distribution)

Days since first update

366+

181-365

91-180

31-90

1-30

primary (latest change distribution)

Days since last update

366+

181-365

91-180

31-90

1-30

Oldest Files (Top 50)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes
cpu-probe.c in kernel	1645	50	19	6146	1215
traps.c in kernel	1780	65	17	6141	1454
ptrace.c in kernel	1033	32	350	6140	606
process.c in kernel	619	27	19	6140	905
smp.c in kernel	476	36	19	6140	853
asm-offsets.c in kernel	370	14	19	6140	459
ptrace32.c in kernel	234	1	415	6140	293
syscall.c in kernel	189	2	24	6140	491
S scall64-o32.S in kernel	188	-	150	6140	897
S scall32-o32.S in kernel	186	-	150	6140	811
linux32.c in kernel	108	4	1115	6140	468
S scall64-n32.S in kernel	86	-	150	6140	872
signal32.c in kernel	51	1	938	6140	488
ip27-irq.c in sgi-ip27	225	11	19	6139	351
pci-vr41xx.c in pci	239	2	344	6136	115
pci-vr41xx.h in pci	114	-	895	6136	68
ops-vr41xx.c in pci	76	3	895	6136	68
c-r4k.c in mm	1455	66	29	6128	976
sc-rm7k.c in mm	173	11	1487	6128	168
uncached.c in lib	50	1	344	6128	92
cp1emu.c in math-emu	2348	15	415	6125	630
tlbex.c in mm	1929	50	19	6125	1077
ieee754.h in math-emu	219	11	607	6125	154
dp_sqrt.c in math-emu	93	1	415	6125	129
ieee754.c in math-emu	56	-	895	6125	111
proc.c in kernel	298	4	24	6118	456
branch.c in kernel	691	7	345	6114	361
dsemul.c in math-emu	172	8	938	6112	246
pmu.c in vr41xx/common	96	5	895	6106	151
signal.c in kernel	657	28	19	6092	603
S genex.S in kernel	614	-	275	6092	455
setup.c in kernel	521	28	19	6092	982
S r4k_fpu.S in kernel	388	-	415	6092	235
signal-common.h in kernel	19	-	2172	6092	138
ecc-berr.c in dec	186	7	895	6079	118
signal_n32.c in kernel	102	2	871	6077	279
setup.c in dec	626	10	24	6076	237
init.c in dec/prom	95	2	20	6076	99
memory.c in dec/prom	66	4	345	6076	140
reset.c in dec	25	1	1487	6076	35
setup.c in sni	214	5	2172	6071	177
S vmlinux.lds.S in kernel	211	-	246	6071	526
setup.c in jazz	166	2	415	6071	192
setup.c in sibyte/swarm	131	5	24	6071	225
ip27-init.c in sgi-ip27	99	4	415	6071	219
setup.c in cobalt	80	2	275	6071	169
ip32-setup.c in sgi-ip32	73	4	345	6071	103
ip22-setup.c in sgi-ip22	46	1	1487	6071	152
init.c in vr41xx/common	43	4	275	6071	129
init.c in mm	446	18	19	6070	875

Files Not Recently Changed (Top 50)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes
asm-offsets.h in include/asm	1	-	2172	4673	25
topology.h in include/asm/mach-generic	1	-	2172	4888	18
reg.h in include/asm	1	-	2172	4888	55
cpu-feature-overrides.h in include/asm/mach-generic	3	-	2172	4888	31
amon.h in include/asm	3	-	2172	4613	39
cvmx-helper-errata.h in include/asm/octeon	4	-	2172	4668	15
exec.h in include/asm	4	-	2172	3599	17
mc146818rtc.h in include/asm	4	-	2172	4888	18
ide.h in include/asm	4	-	2172	4888	18
dummy.c in boot/compressed	4	1	2172	4495	25
hw_irq.h in include/asm	5	-	2172	4888	52
reboot.h in include/asm	5	-	2172	4888	18
spaces.h in include/asm/mach-tx49xx	5	-	2172	4167	15
tlbdebug.h in include/asm	5	-	2172	4888	32
spaces.h in include/asm/mach-bmips	5	-	2172	2597	23
spaces.h in include/asm/mach-ip28	5	-	2172	4888	60
errno.h in include/asm	5	-	2172	4888	61
spaces.h in include/asm/mach-bcm63xx	5	-	2172	4167	27
shmparam.h in include/asm	5	-	2172	4888	31
spaces.h in include/asm/mach-tx39xx	5	-	2172	4167	15
cvmx-helper-loop.h in include/asm/octeon	6	1	2172	3726	23
cvmx-helper-npi.h in include/asm/octeon	6	-	2172	3726	23
hardirq.h in include/asm	6	-	2172	4888	34
cvmx-helper-jtag.h in include/asm/octeon	7	-	2172	4668	15
cobalt.h in include/asm/mach-cobalt	8	-	2172	4888	18
prom.h in include/asm/mach-rc32434	9	-	2172	4888	18
irq.h in include/asm/mach-db1x00	10	-	2172	3738	23
spaces.h in include/asm/mach-cavium-octeon	10	-	2172	3157	14
seeq.h in include/asm/sgi	10	-	2172	4888	18
wd.h in include/asm/sgi	10	-	2172	4888	18
spaces.h in include/asm/mach-malta	10	-	2172	2941	11
cevt-r4k.h in include/asm	11	-	2172	4861	58
fixup-bcm63xx.c in pci	11	2	2172	4552	17
break.h in include/asm	12	-	2172	4888	63
gio.h in include/asm/sgi	12	-	2172	4888	31
irq_tx3927.c in txx9/generic	12	1	2172	4943	20
machtype.h in include/asm/dec	13	-	2172	4888	18
eva.h in include/asm	14	-	2172	2754	23
fb.h in include/asm	15	2	2172	4888	18
wbflush.h in include/asm	15	-	2172	4888	18
delay.h in include/asm	16	-	2172	4888	79
irq.h in include/asm/mach-cobalt	17	-	2172	4888	39
txx9pio.h in include/asm	17	-	2172	4888	18
socket.h in include/asm	18	-	2172	4888	113
signal-common.h in kernel	19	-	2172	6092	138
mc146818rtc.h in include/asm/mach-jazz	20	2	2172	4888	18
txx9irq.h in include/asm	21	-	2172	4888	30
fru.h in include/asm/sn	21	-	2172	4888	31
irq_tx4938.c in txx9/generic	21	1	2172	4956	69
irq_tx4927.c in txx9/generic	21	1	2172	4956	82

Most Recently Created Files (Top 50)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes
clz_ctz.c in boot/compressed	1	-	20	27	2
bswapsi.c in boot/compressed	1	-	24	90	9
uart-ath79.c in boot/compressed	1	-	24	90	9
bswapdi.c in boot/compressed	1	-	24	90	9
ashldi3.c in boot/compressed	1	-	24	90	9
bpf_jit_comp32.c in net	1335	39	21	121	15
bpf_jit_comp64.c in net	731	18	21	121	15
bpf_jit_comp.c in net	697	27	29	121	10
bpf_jit_comp.h in net	115	2	24	121	18
S board-marduk.its.S in generic	21	-	19	195	11
spaces.h in include/asm/mach-ralink	8	-	19	234	28
access-helper.h in kernel	14	3	150	308	10
maccess.c in mm	6	1	150	308	9
physaddr.c in mm	34	3	150	309	9
perf_regs.c in kernel	49	5	275	364	10
perf_regs.h in include/uapi/asm	38	-	275	364	10
init.c in n64	123	6	275	386	10
irq.c in n64	8	1	275	386	10
irq.h in include/asm/mach-n64	5	-	275	386	10
kmalloc.h in include/asm/mach-n64	4	-	275	386	10
S board-jaguar2.its.S in generic	39	-	150	450	19
S board-serval.its.S in generic	23	-	150	450	19
S board-luton.its.S in generic	22	-	150	450	19
boardinfo.c in loongson64	41	2	344	478	10
fpu-probe.c in kernel	211	11	345	483	14
cpu-r3k-probe.c in kernel	127	5	261	483	32
fpu-probe.h in kernel	25	4	345	483	14
board-ingenic.c in generic	133	4	19	515	27
cpu-feature-overrides.h in include/asm/mach-ingenic	41	-	345	515	14
kvm_types.h in include/asm	4	-	415	580	10
elfcore-compat.h in include/asm	18	-	275	599	11
unaligned-emul.h in include/asm	735	-	415	614	13
vbios_quirk.c in loongson64	21	1	415	618	13
cpucfg-emul.c in loongson64	174	9	415	621	20
loongson_ipi.c in kvm	166	5	18	621	13
cpucfg-emul.h in include/asm/mach-loongson64	46	5	415	621	14
vermagic.h in include/asm	65	-	29	653	49
ioremap64.c in mm	19	1	415	658	13
builtin_dtbs.h in include/asm/mach-loongson64	9	-	150	680	36
processor.h in include/asm/vdso	10	-	520	685	15
clocksource.h in include/asm/vdso	6	-	520	685	15
dmi.h in include/asm	13	-	520	729	16
kldir.h in include/asm/sn/sn0	38	-	607	756	11
vmalloc.h in include/asm	3	-	607	798	12
poly1305-mips.pl in crypto	967	-	714	818	9
S chacha-core.S in crypto	419	-	714	818	9
poly1305-glue.c in crypto	153	9	150	818	33
chacha-glue.c in crypto	120	6	714	818	14
ip30-irq.c in sgi-ip30	241	12	19	833	54
heart.h in include/asm/sgi	191	-	345	833	23

Most Recently Changed Files (Top 50)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes
traps.c in kernel	1780	65	17	6141	1454
dev-wdt.c in bcm63xx	32	1	17	4560	48
mips.c in kvm	1196	62	18	2779	564
emulate.c in kvm	1094	26	18	2779	294
kvm_host.h in include/asm	675	16	18	3360	455
loongson_ipi.c in kvm	166	5	18	621	13
mt7621.c in ralink	123	6	18	2222	151
vz.c in kvm	2379	77	19	1787	104
mipsregs.h in include/asm	2258	10	19	4888	831
tlbex.c in mm	1929	50	19	6125	1077
cpu-probe.c in kernel	1645	50	19	6146	1215
setup.c in cavium-octeon	836	31	19	4773	635
db1200.c in alchemy/devboards	772	24	19	3738	197
smp.c in loongson64	748	33	19	837	78
signal.c in kernel	657	28	19	6092	603
S memcpy.S in lib	648	-	19	5996	233
cvmx-l2c.c in cavium-octeon/executive	624	20	19	4789	129
process.c in kernel	619	27	19	6140	905
cpu-features.h in include/asm	557	-	19	4888	604
pci-xtalk-bridge.c in pci	553	31	19	1003	98
setup.c in kernel	521	28	19	6092	982
mmu.c in kvm	476	20	19	2519	194
smp.c in kernel	476	36	19	6140	853
cvmx-bootmem.c in cavium-octeon/executive	464	13	19	4789	154
S octeon-memcpy.S in cavium-octeon	455	-	19	4773	112
init.c in mm	446	18	19	6070	875
pci-rt3883.c in pci	430	17	19	3086	206
cvmx-pko.c in cavium-octeon/executive	421	14	19	3726	132
jazzdma.c in jazz	417	23	19	5430	268
cvmx-spi.c in cavium-octeon/executive	380	10	19	3726	82
uaccess.h in include/asm	378	2	19	5574	345
asm-offsets.c in kernel	370	14	19	6140	459
clock.c in ar7	367	10	19	4607	176
smp.c in cavium-octeon	361	25	19	4773	532
pci-ar2315.c in pci	358	22	19	2654	136
octeon-usb.c in cavium-octeon	337	5	19	1835	97
kprobes.c in kernel	334	21	19	4202	191
tlb.c in kvm	331	12	19	2779	170
ip22-gio.c in sgi-ip22	328	21	19	3726	134
irq.c in lantiq	316	15	19	3963	355
mt7620.c in ralink	305	3	19	3241	214
cpu.h in include/asm	304	-	19	4888	708
relocate.c in kernel	304	18	19	2135	125
ar5312.c in ath25	269	18	19	2654	93
crc32-mips.c in crypto	266	16	19	1455	31
cvmx-helper-rgmii.c in cavium-octeon/executive	263	6	19	3726	114
ar2315.c in ath25	259	18	19	2654	93
dma.c in lantiq/xway	245	-	19	3926	246
asm.h in include/asm	243	-	19	4888	127
ip30-irq.c in sgi-ip30	241	12	19	833	54