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: 48622
Daily file updates (only one update per file and date counted): 19440
First update: 2018-04-23
Latest update: 2021-12-24
Days between first and latest update: 1342 (191 weeks, estimated 955 working days)
Active days (at least one file change): 187
Data:

Organized per file

File Change History Overall

File Age Distribution Overall

Days since first update

There are 14,402 files with 8,738,931 lines of code in files.

14,391 files that are 366+ days old (8,736,355 lines of code)
11 files that are 181-365 days old (2,576 lines of code)
0 files that are 91-180 days old (0 lines of code)
0 files that are 31-90 days old (0 lines of code)
0 files that are 1-30 days old (0 lines of code)

Legend:

366+

181-365

91-180

31-90

1-30

explore: zoomable circles

Latest Change Distribution Overall

Days since last update

There are 14,402 files with 8,738,931 lines of code in files.

14,375 files have been last changed 366+ days ago (8,721,817 lines of code)
26 files have been last changed 181-365 days ago (15,534 lines of code)
1 files have been last changed 91-180 days ago (1,580 lines of code)
0 files have been last changed 31-90 days ago (0 lines of code)
0 files have been last changed 1-30 days ago (0 lines of code)

Legend:

366+

181-365

91-180

31-90

1-30

explore: zoomable circles

File Change History per File Extension

c, h, txt, rst, s, yaml, sh, json, gitignore, py, cocci, svg, pl, boot, xsl, lds, cfg, asn1, y, l, awk, cpp, in, uc, po, asm, mk, pm, ld, reg, inl, css, vim, profile, rb, glade, sed, feature, mak, cc, clang-format, gitattributes, ini, xs

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	# contributors
i2c-slave-mqueue.c in drivers/i2c	158	4	1454	1454	1	1
watchdog_dev.c in drivers/watchdog	753	41	693	1252	3	1
spi-aspeed.c in drivers/spi	375	14	512	1101	4	4
i2c-mux-pca954x.c in drivers/i2c/muxes	443	14	733	1090	2	1
ncsi-rsp.c in net/ncsi	965	38	359	1079	4	2
i2c-aspeed.c in drivers/i2c/busses	883	22	248	1046	8	6
gc.c in fs/jffs2	1021	9	733	967	2	1
readinode.c in fs/jffs2	979	18	733	932	2	1
phy_device.c in drivers/net/phy	1640	84	633	907	3	2
phy.h in include/linux	761	44	733	907	2	2
broadcom.c in drivers/net/phy	575	19	733	907	2	1
brcmphy.h in include/linux	209	-	907	907	1	1
libbpf.c in tools/lib/bpf	6719	165	733	819	2	1
font_sun12x22.c in lib/fonts	5648	-	819	819	1	1
event-parse.c in tools/lib/traceevent	5232	135	733	819	2	1
font_10x18.c in lib/fonts	4624	-	819	819	1	1
font_8x16.c in lib/fonts	4110	-	819	819	1	1
font_7x14.c in lib/fonts	3596	-	819	819	1	1
compress.c in lib/zstd	2846	90	819	819	1	1
font_6x11.c in lib/fonts	2828	-	819	819	1	1
sstep.c in arch/powerpc/lib	2687	48	819	819	1	1
font_6x10.c in lib/fonts	2571	-	819	819	1	1
vsprintf.c in lib	2486	27	633	819	4	1
decompress.c in lib/zstd	2087	51	819	819	1	1
btf.c in tools/lib/bpf	2081	82	733	819	2	1
font_ter16x32.c in lib/fonts	2065	-	819	819	1	1
font_pearl_8x8.c in lib/fonts	2060	-	819	819	1	1
font_8x8.c in lib/fonts	2060	-	819	819	1	1
parse-filter.c in tools/lib/traceevent	1702	30	733	819	2	1
font_mini_4x6.c in lib/fonts	1548	-	819	819	1	1
locking-selftest.c in lib	1502	56	733	819	2	1
iov_iter.c in lib	1495	58	733	819	2	1
xarray.c in lib	1306	54	717	819	3	1
longlong.h in lib/mpi	1149	-	693	819	2	1
assoc_array.c in lib	1099	13	819	819	1	1
sparsebit.c in tools/testing/selftests/kvm/lib	1079	40	819	819	1	1
debugobjects.c in lib	981	32	733	819	2	1
radix-tree.c in lib	969	47	819	819	1	1
kvm_util.c in tools/testing/selftests/kvm/lib	901	46	733	819	2	1
btf_dump.c in tools/lib/bpf	898	27	733	819	2	1
bch.c in lib	882	36	819	819	1	1
parse-options.c in tools/lib/subcmd	870	22	819	819	1	1
inflate.c in lib	835	11	819	819	1	1
zstd_opt.h in lib/zstd	822	13	819	819	1	1
rhashtable.c in lib	799	26	819	819	1	1
des.c in lib/crypto	790	8	819	819	1	1
dynamic_debug.c in lib	783	28	819	819	1	1
crc32test.c in lib	774	7	819	819	1	1
processor.c in tools/testing/selftests/kvm/lib/x86_64	769	29	733	819	2	1
objagg.c in lib	726	30	819	819	1	1

Files Not Recently Changed (Top 50)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes	# contributors
i2c-slave-mqueue.c in drivers/i2c	158	4	1454	1454	1	1
brcmphy.h in include/linux	209	-	907	907	1	1
inffast.h in lib/zlib_inflate	1	-	819	819	1	1
lockdep_states.h in tools/lib/lockdep	1	-	819	819	1	1
lockdep_internals.h in tools/lib/lockdep	1	-	819	819	1	1
rbtree.c in tools/lib/lockdep	1	-	819	819	1	1
fdt_sw.c in lib	2	-	819	819	1	1
fdt_ro.c in lib	2	-	819	819	1	1
locking-selftest-rlock-softirq.h in lib	2	-	819	819	1	1
fdt_rw.c in lib	2	-	819	819	1	1
fdt_wip.c in lib	2	-	819	819	1	1
locking-selftest-spin-softirq.h in lib	2	-	819	819	1	1
locking-selftest-wlock-hardirq.h in lib	2	-	819	819	1	1
fdt_strerror.c in lib	2	-	819	819	1	1
fdt.c in lib	2	-	819	819	1	1
locking-selftest-rlock-hardirq.h in lib	2	-	819	819	1	1
locking-selftest-spin-hardirq.h in lib	2	-	819	819	1	1
fdt_empty_tree.c in lib	2	-	819	819	1	1
locking-selftest-wlock-softirq.h in lib	2	-	819	819	1	1
atomic64_32.c in arch/x86/lib	3	-	819	819	1	1
msr-reg-export.c in arch/x86/lib	4	-	819	819	1	1
str_error.h in tools/lib/bpf	4	-	819	819	1	1
cpu.h in tools/lib/api	4	-	819	819	1	1
cpupower_intern.h in tools/power/cpupower/lib	4	-	819	819	1	1
test-bionic.c in tools/build/feature	5	1	819	819	1	1
test-stackprotector-all.c in tools/build/feature	5	1	819	819	1	1
test-fortify-source.c in tools/build/feature	5	1	819	819	1	1
test-libslang-include-subdir.c in tools/build/feature	5	1	819	819	1	1
test-eventfd.c in tools/build/feature	5	1	819	819	1	1
test-hello.c in tools/build/feature	5	1	819	819	1	1
test-numa_num_possible_cpus.c in tools/build/feature	5	1	819	819	1	1
test-libslang.c in tools/build/feature	5	1	819	819	1	1
kstrtox.h in lib	6	-	819	819	1	1
panic.c in arch/sh/lib64	6	-	819	819	1	1
test-libelf-gelf_getnote.c in tools/build/feature	6	1	819	819	1	1
test-libelf.c in tools/build/feature	6	1	819	819	1	1
test-compile.c in tools/build/feature	6	1	819	819	1	1
test-get_cpuid.c in tools/build/feature	6	1	819	819	1	1
test-libelf-getphdrnum.c in tools/build/feature	6	1	819	819	1	1
test-libelf-getshdrstrndx.c in tools/build/feature	6	1	819	819	1	1
test-libdw-dwarf-unwind.c in tools/build/feature	6	1	819	819	1	1
test-sdt.c in tools/build/feature	6	1	819	819	1	1
test-libelf-mmap.c in tools/build/feature	6	1	819	819	1	1
sigchain.h in tools/lib/subcmd	6	-	819	819	1	1
irq_regs.c in lib	7	-	819	819	1	1
error-inject.c in arch/arm64/lib	7	1	819	819	1	1
test-libaudit.c in tools/build/feature	7	1	819	819	1	1
test-zlib.c in tools/build/feature	7	1	819	819	1	1
test-gettid.c in tools/build/feature	7	1	819	819	1	1
test-libpython.c in tools/build/feature	7	1	819	819	1	1

Most Recently Created Files (Top 50)

File	# lines	# units
dce_6_0_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/dce	9814	-
ipu3-tables.c in drivers/staging/media/ipu3	9476	-
nls_cp950.c in fs/nls	9088	4
bif_3_0_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/bif	8103	-
gmc_8_2_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/gmc	7825	-
saa7134-cards.c in drivers/media/pci/saa7134	7658	14
dce_11_0_d.h in drivers/gpu/drm/amd/include/asic_reg/dce	7632	-
nls_cp932.c in fs/nls	7626	4
mmhub_9_4_1_offset.h in drivers/gpu/drm/amd/include/asic_reg/mmhub	7555	-
dce_10_0_d.h in drivers/gpu/drm/amd/include/asic_reg/dce	7333	-
gc_9_2_1_offset.h in drivers/gpu/drm/amd/include/asic_reg/gc	7298	-
gc_9_1_offset.h in drivers/gpu/drm/amd/include/asic_reg/gc	7274	-
si_dpm.c in drivers/gpu/drm/amd/amdgpu	6935	214
gfx_8_0_enum.h in drivers/gpu/drm/amd/include/asic_reg/gca	6833	-
dce_11_2_enum.h in drivers/gpu/drm/amd/include/asic_reg/dce	6788	-
gfx_8_1_enum.h in drivers/gpu/drm/amd/include/asic_reg/gca	6783	-
atombios.h in drivers/gpu/drm/amd/include	6664	-
zc3xx.c in drivers/media/usb/gspca	6658	33
mmhub_2_0_0_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/mmhub	6645	-
bnx2.h in drivers/net/ethernet/broadcom	6520	-
gfx_7_2_enum.h in drivers/gpu/drm/amd/include/asic_reg/gca	6255	-
dce_11_0_enum.h in drivers/gpu/drm/amd/include/asic_reg/dce	6104	-
gmc_7_0_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/gmc	6091	-
sleepgraph.py in tools/power/pm-graph	5978	196
gc_10_1_0_default.h in drivers/gpu/drm/amd/include/asic_reg/gc	5820	-
mptbase.c in drivers/message/fusion	5803	7
dce_8_0_d.h in drivers/gpu/drm/amd/include/asic_reg/dce	5687	-
pfc-r8a7791.c in drivers/pinctrl/sh-pfc	5670	1
smu_7_1_0_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/smu	5623	-
atombios.h in drivers/gpu/drm/radeon	5612	-
phy_n.c in drivers/net/wireless/broadcom/b43	5604	118
ppc-opc.c in arch/powerpc/xmon	5453	-
xattr.c in fs/ocfs2	5421	169
drxk_hard.c in drivers/media/dvb-frontends	5398	103
i40e_register.h in drivers/net/ethernet/intel/i40e	5323	-
FlashPoint.c in drivers/scsi	5156	89
cx25840-core.c in drivers/media/i2c/cx25840	5027	53
pfc-r8a7790.c in drivers/pinctrl/sh-pfc	4986	2
clk-exynos5433.c in drivers/clk/samsung	4956	11
bfa_fcs_lport.c in drivers/scsi/bfa	4941	11
bfa_svc.c in drivers/scsi/bfa	4922	4
smu_7_1_1_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/smu	4841	-
bfa_ioc.c in drivers/scsi/bfa	4841	5
pfc-r8a7794.c in drivers/pinctrl/sh-pfc	4820	2
ni_mio_common.c in drivers/staging/comedi/drivers	4770	171
topro.c in drivers/media/usb/gspca	4728	43
ar9003_eeprom.c in drivers/net/wireless/ath/ath9k	4677	74
resource_tracker.c in drivers/net/ethernet/mellanox/mlx4	4556	151
dce_6_0_d.h in drivers/gpu/drm/amd/include/asic_reg/dce	4430	-
gcc-ipq8074.c in drivers/clk/qcom	4414	3

Most Recently Changed Files (Top 50)

File	# lines	# units
dce_6_0_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/dce	9814	-
ipu3-tables.c in drivers/staging/media/ipu3	9476	-
nls_cp950.c in fs/nls	9088	4
bif_3_0_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/bif	8103	-
gmc_8_2_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/gmc	7825	-
saa7134-cards.c in drivers/media/pci/saa7134	7658	14
dce_11_0_d.h in drivers/gpu/drm/amd/include/asic_reg/dce	7632	-
nls_cp932.c in fs/nls	7626	4
mmhub_9_4_1_offset.h in drivers/gpu/drm/amd/include/asic_reg/mmhub	7555	-
dce_10_0_d.h in drivers/gpu/drm/amd/include/asic_reg/dce	7333	-
gc_9_2_1_offset.h in drivers/gpu/drm/amd/include/asic_reg/gc	7298	-
gc_9_1_offset.h in drivers/gpu/drm/amd/include/asic_reg/gc	7274	-
si_dpm.c in drivers/gpu/drm/amd/amdgpu	6935	214
gfx_8_0_enum.h in drivers/gpu/drm/amd/include/asic_reg/gca	6833	-
dce_11_2_enum.h in drivers/gpu/drm/amd/include/asic_reg/dce	6788	-
gfx_8_1_enum.h in drivers/gpu/drm/amd/include/asic_reg/gca	6783	-
atombios.h in drivers/gpu/drm/amd/include	6664	-
zc3xx.c in drivers/media/usb/gspca	6658	33
mmhub_2_0_0_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/mmhub	6645	-
bnx2.h in drivers/net/ethernet/broadcom	6520	-
gfx_7_2_enum.h in drivers/gpu/drm/amd/include/asic_reg/gca	6255	-
dce_11_0_enum.h in drivers/gpu/drm/amd/include/asic_reg/dce	6104	-
gmc_7_0_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/gmc	6091	-
sleepgraph.py in tools/power/pm-graph	5978	196
gc_10_1_0_default.h in drivers/gpu/drm/amd/include/asic_reg/gc	5820	-
mptbase.c in drivers/message/fusion	5803	7
dce_8_0_d.h in drivers/gpu/drm/amd/include/asic_reg/dce	5687	-
pfc-r8a7791.c in drivers/pinctrl/sh-pfc	5670	1
smu_7_1_0_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/smu	5623	-
atombios.h in drivers/gpu/drm/radeon	5612	-
phy_n.c in drivers/net/wireless/broadcom/b43	5604	118
ppc-opc.c in arch/powerpc/xmon	5453	-
xattr.c in fs/ocfs2	5421	169
drxk_hard.c in drivers/media/dvb-frontends	5398	103
i40e_register.h in drivers/net/ethernet/intel/i40e	5323	-
FlashPoint.c in drivers/scsi	5156	89
cx25840-core.c in drivers/media/i2c/cx25840	5027	53
pfc-r8a7790.c in drivers/pinctrl/sh-pfc	4986	2
clk-exynos5433.c in drivers/clk/samsung	4956	11
bfa_fcs_lport.c in drivers/scsi/bfa	4941	11
bfa_svc.c in drivers/scsi/bfa	4922	4
smu_7_1_1_sh_mask.h in drivers/gpu/drm/amd/include/asic_reg/smu	4841	-
bfa_ioc.c in drivers/scsi/bfa	4841	5
pfc-r8a7794.c in drivers/pinctrl/sh-pfc	4820	2
ni_mio_common.c in drivers/staging/comedi/drivers	4770	171
topro.c in drivers/media/usb/gspca	4728	43
ar9003_eeprom.c in drivers/net/wireless/ath/ath9k	4677	74
resource_tracker.c in drivers/net/ethernet/mellanox/mlx4	4556	151
dce_6_0_d.h in drivers/gpu/drm/amd/include/asic_reg/dce	4430	-
gcc-ipq8074.c in drivers/clk/qcom	4414	3