mm

Files:

Name	Lines	Files	Authors	Tokens	change scale   Color Graph By Token Proportion

cache.c

195

-

2

844

Huacai ChenAnshuman Khandual May 2022July 2022October 2022December 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 161}, ]}, {"timestamp": 1656658800, "group": [ {"author_id": 2, "token_count": 297}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 372}, ]}, {"timestamp": 1764576000, "group": [ {"author_id": 0, "token_count": 14}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	547	64.81%
Anshuman Khandual	297	35.19%
Total	844

extable.c

63

-

2

284

Youling TangHuacai Chen May 2022December 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 71}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 3, "token_count": 213}, ]}, ]

Author Name	Tokens	Token Proportion
Youling Tang	213	75.00%
Huacai Chen	71	25.00%
Total	284

fault.c

363

-

7

1473

Huacai ChenGuan WentaoEnze LiJiantao ShanTiezhu YangLinus TorvaldsBibo Mao May 2022August 2022February 2023June 2023September 2023April 2024September 2024October 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 1019}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 0, "token_count": 8}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 8, "token_count": 14}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 14, "token_count": 11}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 6, "token_count": 5}, {"author_id": 9, "token_count": 34}, ]}, {"timestamp": 1711954800, "group": [ {"author_id": 11, "token_count": 16}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 0, "token_count": 200}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 4, "token_count": 166}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	1227	83.30%
Guan Wentao	166	11.27%
Enze Li	34	2.31%
Jiantao Shan	16	1.09%
Tiezhu Yang	14	0.95%
Linus Torvalds	11	0.75%
Bibo Mao	5	0.34%
Total	1473

highmem.c

12

-

2

35

Huacai ChenFeiyang Chen May 2022October 2022April 2026 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 12}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 5, "token_count": 2}, {"author_id": 0, "token_count": 6}, ]}, {"timestamp": 1775026800, "group": [ {"author_id": 0, "token_count": 15}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	33	94.29%
Feiyang Chen	2	5.71%
Total	35

hugetlbpage.c

66

-

4

309

Huacai ChenMing WangTianyang ZhangPeter Xu May 2022March 2024August 2024April 2025May 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 284}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 34, "token_count": 1}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 9}, ]}, {"timestamp": 1743490800, "group": [ {"author_id": 16, "token_count": 10}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 21, "token_count": 5}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	293	94.82%
Ming Wang	10	3.24%
Tianyang Zhang	5	1.62%
Peter Xu	1	0.32%
Total	309

init.c

267

-

16

1200

Huacai ChenFeiyang ChenMike RapoportBibo MaoJoao MartinsTang ChenJohannes WeinerThiemo SeuferSong MuchunAndy WhitcroftguoweikangSam RavnborgJonas BonnAtsushi NemotoDavid S. MillerChristoph Hellwig November 2002February 2005October 2006October 2007December 2008June 2011February 2013April 2013December 2017June 2021April 2022May 2022October 2022April 2023September 2023October 2023May 2024August 2024October 2024January 2025December 2025January 2026April 2026 var spanGroupData = [ {"timestamp": 1036137600, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1107244800, "group": [ {"author_id": 22, "token_count": 5}, ]}, {"timestamp": 1159686000, "group": [ {"author_id": 33, "token_count": 2}, ]}, {"timestamp": 1191222000, "group": [ {"author_id": 26, "token_count": 4}, ]}, {"timestamp": 1228118400, "group": [ {"author_id": 28, "token_count": 2}, ]}, {"timestamp": 1306911600, "group": [ {"author_id": 32, "token_count": 2}, ]}, {"timestamp": 1359705600, "group": [ {"author_id": 15, "token_count": 10}, ]}, {"timestamp": 1364799600, "group": [ {"author_id": 17, "token_count": 9}, ]}, {"timestamp": 1512115200, "group": [ {"author_id": 37, "token_count": 1}, ]}, {"timestamp": 1622530800, "group": [ {"author_id": 23, "token_count": 5}, ]}, {"timestamp": 1648796400, "group": [ {"author_id": 12, "token_count": 13}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 369}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 5, "token_count": 139}, {"author_id": 0, "token_count": 266}, ]}, {"timestamp": 1680332400, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 6, "token_count": 19}, ]}, {"timestamp": 1696143600, "group": [ {"author_id": 0, "token_count": 5}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 7, "token_count": 56}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 17}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 6, "token_count": 10}, ]}, {"timestamp": 1735718400, "group": [ {"author_id": 27, "token_count": 3}, ]}, {"timestamp": 1764576000, "group": [ {"author_id": 0, "token_count": 11}, ]}, {"timestamp": 1767254400, "group": [ {"author_id": 7, "token_count": 5}, ]}, {"timestamp": 1775026800, "group": [ {"author_id": 0, "token_count": 245}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	914	76.17%
Feiyang Chen	139	11.58%
Mike Rapoport	61	5.08%
Bibo Mao	29	2.42%
Joao Martins	13	1.08%
Tang Chen	10	0.83%
Johannes Weiner	9	0.75%
Thiemo Seufer	5	0.42%
Song Muchun	5	0.42%
Andy Whitcroft	4	0.33%
guoweikang	3	0.25%
Sam Ravnborg	2	0.17%
Jonas Bonn	2	0.17%
Atsushi Nemoto	2	0.17%
David S. Miller	1	0.08%
Christoph Hellwig	1	0.08%
Total	1200

ioremap.c

28

-

3

99

Huacai ChenBibo MaoKees Cook May 2022September 2023June 2025November 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 93}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 6, "token_count": 3}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 31, "token_count": 2}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 0, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	94	94.95%
Bibo Mao	3	3.03%
Kees Cook	2	2.02%
Total	99

kasan_init.c

333

-

5

1753

Qing ZhangHuacai ChenTiezhu YangKanglong WangEnze Li May 2022September 2023February 2024August 2024November 2024February 2026 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 26}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 9, "token_count": 2}, {"author_id": 0, "token_count": 3}, {"author_id": 1, "token_count": 1533}, ]}, {"timestamp": 1706774400, "group": [ {"author_id": 0, "token_count": 8}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 5}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 0, "token_count": 129}, {"author_id": 10, "token_count": 17}, ]}, {"timestamp": 1769932800, "group": [ {"author_id": 8, "token_count": 30}, ]}, ]

Author Name	Tokens	Token Proportion
Qing Zhang	1533	87.45%
Huacai Chen	171	9.75%
Tiezhu Yang	30	1.71%
Kanglong Wang	17	0.97%
Enze Li	2	0.11%
Total	1753

maccess.c

10

-

1

34

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 34}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	34	100.00%
Total	34

mmap.c

154

-

4

592

Huacai ChenBibo MaoMark BrownRick Edgecombe May 2022August 2022October 2022September 2023March 2024April 2024September 2024March 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 459}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 0, "token_count": 2}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 69}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 0, "token_count": 7}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 29, "token_count": 2}, ]}, {"timestamp": 1711954800, "group": [ {"author_id": 0, "token_count": 17}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 18, "token_count": 6}, ]}, {"timestamp": 1740816000, "group": [ {"author_id": 6, "token_count": 30}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	554	93.58%
Bibo Mao	30	5.07%
Mark Brown	6	1.01%
Rick Edgecombe	2	0.34%
Total	592

pageattr.c

238

-

6

1134

Huacai ChenMike RapoportAndi KleenSai PraneethBorislav PetkovLorenzo Stoakes June 2002October 2013November 2018September 2024October 2024February 2025June 2025 var spanGroupData = [ {"timestamp": 1022914800, "group": [ {"author_id": 20, "token_count": 6}, ]}, {"timestamp": 1380610800, "group": [ {"author_id": 25, "token_count": 5}, ]}, {"timestamp": 1541055600, "group": [ {"author_id": 24, "token_count": 5}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 0, "token_count": 1056}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 7, "token_count": 51}, ]}, {"timestamp": 1738396800, "group": [ {"author_id": 0, "token_count": 10}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 35, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	1066	94.00%
Mike Rapoport	51	4.50%
Andi Kleen	6	0.53%
Sai Praneeth	5	0.44%
Borislav Petkov	5	0.44%
Lorenzo Stoakes	1	0.09%
Total	1134

pgtable.c

183

-

6

866

Huacai ChenBibo MaoEnze LiFeiyang ChenVishal Moola (Oracle)Kevin Brodsky May 2022October 2022August 2023September 2023November 2023April 2024August 2024October 2024January 2025April 2026 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 580}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 5, "token_count": 25}, {"author_id": 0, "token_count": 21}, ]}, {"timestamp": 1690873200, "group": [ {"author_id": 13, "token_count": 11}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 9, "token_count": 49}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 0, "token_count": 2}, ]}, {"timestamp": 1711954800, "group": [ {"author_id": 0, "token_count": 6}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 4}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 6, "token_count": 57}, ]}, {"timestamp": 1735718400, "group": [ {"author_id": 19, "token_count": 6}, ]}, {"timestamp": 1775026800, "group": [ {"author_id": 0, "token_count": 105}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	718	82.91%
Bibo Mao	57	6.58%
Enze Li	49	5.66%
Feiyang Chen	25	2.89%
Vishal Moola (Oracle)	11	1.27%
Kevin Brodsky	6	0.69%
Total	866

tlb.c

322

-

4

1452

Huacai ChenTiezhu YangMatthew WilcoxBibo Mao May 2022June 2022October 2022June 2023August 2023September 2023November 2023January 2024March 2024November 2024December 2025February 2026 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 1326}, ]}, {"timestamp": 1654066800, "group": [ {"author_id": 0, "token_count": 16}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 2}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 0, "token_count": 14}, ]}, {"timestamp": 1690873200, "group": [ {"author_id": 30, "token_count": 2}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 6, "token_count": 1}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 0, "token_count": 5}, ]}, {"timestamp": 1704096000, "group": [ {"author_id": 0, "token_count": 11}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 8, "token_count": 53}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 0, "token_count": 11}, ]}, {"timestamp": 1764576000, "group": [ {"author_id": 0, "token_count": 10}, ]}, {"timestamp": 1769932800, "group": [ {"author_id": 8, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	1395	96.07%
Tiezhu Yang	54	3.72%
Matthew Wilcox	2	0.14%
Bibo Mao	1	0.07%
Total	1452