asm

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

vdso

209

7

6

487

Huacai ChenXi RuoyaoThomas WeißschuhThomas HuthTiezhu YangOthers May 2022August 2022June 2023February 2024August 2024February 2025June 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 328}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 0, "token_count": 17}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 2, "token_count": 5}, ]}, {"timestamp": 1706774400, "group": [ {"author_id": 60, "token_count": 3}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 9, "token_count": 104}, ]}, {"timestamp": 1738396800, "group": [ {"author_id": 33, "token_count": 14}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 12}, {"author_id": 33, "token_count": 4}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	345	70.84%
Xi Ruoyao	104	21.36%
Thomas Weißschuh	18	3.70%
Thomas Huth	12	2.46%
Tiezhu Yang	5	1.03%
Others	3	0.62%
Total	487

Files:

acenv.h

18

-

1

12

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 12}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	12	100.00%
Total	12

acpi.h

63

-

3

185

Huacai Chenyinbo.zhuTiezhu Yang May 2022December 2022April 2023June 2023February 2024May 2024May 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 106}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 0, "token_count": 26}, ]}, {"timestamp": 1680332400, "group": [ {"author_id": 0, "token_count": 8}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 0, "token_count": 37}, {"author_id": 32, "token_count": 3}, ]}, {"timestamp": 1706774400, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 2, "token_count": 3}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 0, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	179	96.76%
yinbo.zhu	3	1.62%
Tiezhu Yang	3	1.62%
Total	185

addrspace.h

135

-

5

276

Huacai ChenAndy ShevchenkoYouling TangThomas HuthRandy Dunlap May 2022August 2022February 2023September 2023April 2024July 2024June 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 249}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 5, "token_count": 4}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 52, "token_count": 6}, ]}, {"timestamp": 1711954800, "group": [ {"author_id": 39, "token_count": 3}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 0, "token_count": 9}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 4}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	259	93.84%
Andy Shevchenko	6	2.17%
Youling Tang	4	1.45%
Thomas Huth	4	1.45%
Randy Dunlap	3	1.09%
Total	276

alternative-asm.h

82

-

3

291

Huacai ChenThomas HuthSirio Balmelli May 2018May 2022December 2022June 2025 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 3}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 0, "token_count": 285}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	288	98.97%
Thomas Huth	2	0.69%
Sirio Balmelli	1	0.34%
Total	291

alternative.h

111

-

3

255

Huacai ChenThomas HuthSirio Balmelli May 2018May 2022December 2022June 2025 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 10}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 0, "token_count": 242}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	252	98.82%
Thomas Huth	2	0.78%
Sirio Balmelli	1	0.39%
Total	255

asm-extable.h

65

-

2

155

Youling TangThomas Huth December 2022June 2025 var spanGroupData = [ {"timestamp": 1669881600, "group": [ {"author_id": 5, "token_count": 152}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 3}, ]}, ]

Author Name	Tokens	Token Proportion
Youling Tang	152	98.06%
Thomas Huth	3	1.94%
Total	155

asm-offsets.h

5

-

1

5

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 5}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	5	100.00%
Total	5

asm-prototypes.h

22

-

5

105

Charlie JenkinsXi RuoyaoHuacai ChenQi HuSirio Balmelli May 2018May 2022September 2023May 2024March 2025 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 18}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 8, "token_count": 3}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 9, "token_count": 37}, ]}, {"timestamp": 1740816000, "group": [ {"author_id": 22, "token_count": 46}, ]}, ]

Author Name	Tokens	Token Proportion
Charlie Jenkins	46	43.81%
Xi Ruoyao	37	35.24%
Huacai Chen	18	17.14%
Qi Hu	3	2.86%
Sirio Balmelli	1	0.95%
Total	105

asm.h

201

-

4

553

Huacai ChenTiezhu YangThomas HuthSirio Balmelli May 2018May 2022February 2023June 2025 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 526}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 2, "token_count": 22}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 4}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	526	95.12%
Tiezhu Yang	22	3.98%
Thomas Huth	4	0.72%
Sirio Balmelli	1	0.18%
Total	553

asmmacro.h

619

-

5

4853

Huacai ChenQi HuYouling TangXi RuoyaoSirio Balmelli May 2018May 2022February 2023June 2023September 2023July 2024 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 2465}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 5, "token_count": 72}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 0, "token_count": 2188}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 8, "token_count": 124}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 9, "token_count": 3}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	4653	95.88%
Qi Hu	124	2.56%
Youling Tang	72	1.48%
Xi Ruoyao	3	0.06%
Sirio Balmelli	1	0.02%
Total	4853

atomic.h

351

-

3

786

Huacai ChenRui Y WangJun Yi May 2022July 2022November 2023September 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 580}, ]}, {"timestamp": 1656658800, "group": [ {"author_id": 59, "token_count": 4}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 10, "token_count": 194}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 0, "token_count": 8}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	588	74.81%
Rui Y Wang	194	24.68%
Jun Yi	4	0.51%
Total	786

barrier.h

139

-

3

237

Huacai ChenThomas GleixnerWang Xuerui February 2016May 2022July 2022June 2023 var spanGroupData = [ {"timestamp": 1454313600, "group": [ {"author_id": 38, "token_count": 3}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 164}, ]}, {"timestamp": 1656658800, "group": [ {"author_id": 7, "token_count": 2}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 0, "token_count": 68}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	232	97.89%
Thomas Gleixner	3	1.27%
Wang Xuerui	2	0.84%
Total	237

bitops.h

33

-

1

64

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 64}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	64	100.00%
Total	64

bitrev.h

34

-

1

68

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 68}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	68	100.00%
Total	68

bootinfo.h

54

-

3

171

Huacai ChenArd BiesheuvelTiezhu Yang May 2022July 2022September 2022October 2022December 2022January 2024October 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 144}, ]}, {"timestamp": 1656658800, "group": [ {"author_id": 0, "token_count": 12}, ]}, {"timestamp": 1662015600, "group": [ {"author_id": 47, "token_count": 2}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 2, "token_count": 1}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 0, "token_count": 4}, ]}, {"timestamp": 1704096000, "group": [ {"author_id": 0, "token_count": 7}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 0, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	168	98.25%
Ard Biesheuvel	2	1.17%
Tiezhu Yang	1	0.58%
Total	171

branch.h

20

-

2

50

Huacai ChenTiezhu Yang May 2022June 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 49}, ]}, {"timestamp": 1654066800, "group": [ {"author_id": 2, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	49	98.00%
Tiezhu Yang	1	2.00%
Total	50

bug.h

63

-

3

117

Youling TangHuacai ChenPeter Zijlstra May 2022October 2022November 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 26}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 5, "token_count": 82}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 44, "token_count": 9}, ]}, ]

Author Name	Tokens	Token Proportion
Youling Tang	82	70.09%
Huacai Chen	26	22.22%
Peter Zijlstra	9	7.69%
Total	117

cache.h

15

-

1

27

Huacai Chen May 2022March 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 23}, ]}, {"timestamp": 1740816000, "group": [ {"author_id": 0, "token_count": 4}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	27	100.00%
Total	27

cacheflush.h

85

-

1

320

Huacai Chen May 2022October 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 186}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 134}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	320	100.00%
Total	320

cacheops.h

43

-

1

112

Huacai Chen May 2022October 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 65}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 47}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	112	100.00%
Total	112

checksum.h

66

-

1

234

Bibo Mao May 2023 var spanGroupData = [ {"timestamp": 1682924400, "group": [ {"author_id": 4, "token_count": 234}, ]}, ]

Author Name	Tokens	Token Proportion
Bibo Mao	234	100.00%
Total	234

clocksource.h

12

-

2

14

Huacai ChenSirio Balmelli May 2018May 2022 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 13}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	13	92.86%
Sirio Balmelli	1	7.14%
Total	14

cmpxchg.h

219

-

3

565

Huacai ChenWang XueruiOthers May 2022July 2022August 2022October 2022January 2023 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 309}, ]}, {"timestamp": 1656658800, "group": [ {"author_id": 7, "token_count": 1}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 0, "token_count": 251}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 2}, ]}, {"timestamp": 1672560000, "group": [ {"author_id": 60, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	562	99.47%
Wang Xuerui	1	0.18%
Others	2	0.35%
Total	565

cpu-features.h

72

-

2

209

Huacai ChenJiaxun Yang May 2022April 2023June 2023August 2024September 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 189}, ]}, {"timestamp": 1680332400, "group": [ {"author_id": 0, "token_count": 4}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 0, "token_count": 4}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 4}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 19, "token_count": 8}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	201	96.17%
Jiaxun Yang	8	3.83%
Total	209

cpu-info.h

104

-

2

358

Huacai ChenJiaxun Yang May 2022October 2022June 2023January 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 298}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 52}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 0, "token_count": 4}, ]}, {"timestamp": 1735718400, "group": [ {"author_id": 19, "token_count": 4}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	354	98.88%
Jiaxun Yang	4	1.12%
Total	358

cpu.h

137

-

4

370

Huacai ChenJiaxun YangThomas HuthJinyang He May 2022February 2023April 2023June 2023August 2024September 2024June 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 303}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 13, "token_count": 1}, ]}, {"timestamp": 1680332400, "group": [ {"author_id": 0, "token_count": 17}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 0, "token_count": 8}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 7}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 19, "token_count": 32}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	335	90.54%
Jiaxun Yang	32	8.65%
Thomas Huth	2	0.54%
Jinyang He	1	0.27%
Total	370

cpufeature.h

24

-

1

48

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 48}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	48	100.00%
Total	48

crash_reserve.h

12

-

2

28

Youling TangOthers January 2024April 2024 var spanGroupData = [ {"timestamp": 1704096000, "group": [ {"author_id": 5, "token_count": 26}, ]}, {"timestamp": 1711954800, "group": [ {"author_id": 60, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Youling Tang	26	92.86%
Others	2	7.14%
Total	28

delay.h

26

-

1

82

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 82}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	82	100.00%
Total	82

dma.h

11

-

1

18

Huacai Chen May 2022August 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 8}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 0, "token_count": 10}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	18	100.00%
Total	18

dmi.h

24

-

1

80

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 80}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	80	100.00%
Total	80

efi.h

35

-

3

103

Huacai ChenArd BiesheuvelBinbin Zhou May 2022August 2022October 2022December 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 86}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 0, "token_count": 4}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 47, "token_count": 8}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 42, "token_count": 5}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	90	87.38%
Ard Biesheuvel	8	7.77%
Binbin Zhou	5	4.85%
Total	103

elf.h

340

-

4

763

Huacai ChenXi RuoyaoTiezhu YangHengqi Chen May 2022October 2022September 2023December 2023January 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 574}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 9, "token_count": 148}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 2, "token_count": 36}, ]}, {"timestamp": 1701417600, "group": [ {"author_id": 20, "token_count": 3}, ]}, {"timestamp": 1704096000, "group": [ {"author_id": 9, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	574	75.23%
Xi Ruoyao	150	19.66%
Tiezhu Yang	36	4.72%
Hengqi Chen	3	0.39%
Total	763

entry-common.h

7

-

2

13

Huacai ChenYouling Tang May 2022May 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 11}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 5, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	11	84.62%
Youling Tang	2	15.38%
Total	13

exception.h

47

-

5

328

Huacai ChenBibo MaoWang XueruiTiezhu YangQi Hu May 2022May 2023June 2023September 2023March 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 271}, ]}, {"timestamp": 1682924400, "group": [ {"author_id": 7, "token_count": 17}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 4, "token_count": 30}, {"author_id": 8, "token_count": 3}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 2, "token_count": 6}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	272	82.93%
Bibo Mao	30	9.15%
Wang Xuerui	17	5.18%
Tiezhu Yang	6	1.83%
Qi Hu	3	0.91%
Total	328

exec.h

10

-

1

21

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 21}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	21	100.00%
Total	21

extable.h

47

-

2

95

Youling TangHuacai Chen May 2022December 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 25}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 5, "token_count": 70}, ]}, ]

Author Name	Tokens	Token Proportion
Youling Tang	70	73.68%
Huacai Chen	25	26.32%
Total	95

fixmap.h

28

-

1

54

Huacai Chen May 2022October 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 14}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 40}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	54	100.00%
Total	54

fpregdef.h

59

-

2

182

Huacai ChenWang Xuerui May 2022June 2023 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 171}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 7, "token_count": 11}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	171	93.96%
Wang Xuerui	11	6.04%
Total	182

fprobe.h

12

-

1

14

Masami Hiramatsu December 2024 var spanGroupData = [ {"timestamp": 1733040000, "group": [ {"author_id": 23, "token_count": 14}, ]}, ]

Author Name	Tokens	Token Proportion
Masami Hiramatsu	14	100.00%
Total	14

fpu.h

326

-

4

1400

Huacai ChenTiezhu YangSamuel HollandYouling Tang May 2022October 2022May 2023June 2023August 2023March 2024April 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 724}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 5, "token_count": 3}, ]}, {"timestamp": 1682924400, "group": [ {"author_id": 0, "token_count": 26}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 0, "token_count": 588}, ]}, {"timestamp": 1690873200, "group": [ {"author_id": 0, "token_count": 43}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 54, "token_count": 5}, ]}, {"timestamp": 1743490800, "group": [ {"author_id": 2, "token_count": 11}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	1381	98.64%
Tiezhu Yang	11	0.79%
Samuel Holland	5	0.36%
Youling Tang	3	0.21%
Total	1400

ftrace.h

91

-

7

306

Qing ZhangYouling TangMasami HiramatsuSteven RostedtMark RutlandThomas HuthTiezhu Yang August 2022November 2022December 2022May 2023January 2024October 2024December 2024June 2025 var spanGroupData = [ {"timestamp": 1659337200, "group": [ {"author_id": 3, "token_count": 2}, ]}, {"timestamp": 1667286000, "group": [ {"author_id": 57, "token_count": 4}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 3, "token_count": 191}, ]}, {"timestamp": 1682924400, "group": [ {"author_id": 3, "token_count": 28}, {"author_id": 5, "token_count": 35}, ]}, {"timestamp": 1704096000, "group": [ {"author_id": 2, "token_count": 1}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 41, "token_count": 13}, ]}, {"timestamp": 1733040000, "group": [ {"author_id": 23, "token_count": 30}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Qing Zhang	221	72.22%
Youling Tang	35	11.44%
Masami Hiramatsu	30	9.80%
Steven Rostedt	13	4.25%
Mark Rutland	4	1.31%
Thomas Huth	2	0.65%
Tiezhu Yang	1	0.33%
Total	306

futex.h

94

-

2

250

Huacai ChenYouling Tang May 2022December 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 245}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 5, "token_count": 5}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	245	98.00%
Youling Tang	5	2.00%
Total	250

gpr-num.h

52

-

3

235

Youling TangRui Y WangThomas Huth December 2022June 2023June 2025 var spanGroupData = [ {"timestamp": 1669881600, "group": [ {"author_id": 5, "token_count": 175}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 10, "token_count": 57}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 3}, ]}, ]

Author Name	Tokens	Token Proportion
Youling Tang	175	74.47%
Rui Y Wang	57	24.26%
Thomas Huth	3	1.28%
Total	235

hardirq.h

34

-

2

81

Huacai ChenBibo Mao May 2022June 2022May 2024July 2024August 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 69}, ]}, {"timestamp": 1654066800, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 4, "token_count": 6}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 0, "token_count": 2}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 3}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	75	92.59%
Bibo Mao	6	7.41%
Total	81

hugetlb.h

90

-

4

373

Huacai ChenBibo MaoRyan RobertsKefeng Wang May 2022August 2023August 2024December 2024February 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 332}, ]}, {"timestamp": 1690873200, "group": [ {"author_id": 48, "token_count": 9}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 6}, ]}, {"timestamp": 1733040000, "group": [ {"author_id": 4, "token_count": 17}, ]}, {"timestamp": 1738396800, "group": [ {"author_id": 34, "token_count": 9}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	338	90.62%
Bibo Mao	17	4.56%
Ryan Roberts	9	2.41%
Kefeng Wang	9	2.41%
Total	373

hw_breakpoint.h

147

-

4

481

Qing ZhangHuacai ChenHui LiTiezhu Yang May 2022February 2023June 2024January 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 27}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 3, "token_count": 444}, ]}, {"timestamp": 1717225200, "group": [ {"author_id": 49, "token_count": 8}, ]}, {"timestamp": 1735718400, "group": [ {"author_id": 2, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Qing Zhang	444	92.31%
Huacai Chen	27	5.61%
Hui Li	8	1.66%
Tiezhu Yang	2	0.42%
Total	481

hw_irq.h

19

-

1

23

Huacai Chen May 2022August 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 19}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 4}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	23	100.00%
Total	23

idle.h

9

-

1

21

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 21}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	21	100.00%
Total	21

inst.h

787

-

12

2868

Tiezhu YangHuacai ChenQing ZhangWang XueruiHengqi ChenTianrui ZhaoRui Y WangOleg NesterovBibo MaoYouling TangSirio BalmelliLinus Torvalds May 2018May 2022August 2022October 2022December 2022January 2023February 2023May 2023June 2023October 2023November 2023May 2024July 2024December 2024 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 626}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 3, "token_count": 295}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 2, "token_count": 1069}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 0, "token_count": 140}, {"author_id": 3, "token_count": 56}, ]}, {"timestamp": 1672560000, "group": [ {"author_id": 5, "token_count": 6}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 3, "token_count": 178}, {"author_id": 2, "token_count": 58}, ]}, {"timestamp": 1682924400, "group": [ {"author_id": 7, "token_count": 104}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 10, "token_count": 35}, {"author_id": 2, "token_count": 136}, ]}, {"timestamp": 1696143600, "group": [ {"author_id": 1, "token_count": 41}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 20, "token_count": 55}, {"author_id": 35, "token_count": 1}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 4, "token_count": 8}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 45, "token_count": 8}, ]}, {"timestamp": 1733040000, "group": [ {"author_id": 2, "token_count": 51}, ]}, ]

Author Name	Tokens	Token Proportion
Tiezhu Yang	1314	45.82%
Huacai Chen	766	26.71%
Qing Zhang	529	18.44%
Wang Xuerui	104	3.63%
Hengqi Chen	55	1.92%
Tianrui Zhao	41	1.43%
Rui Y Wang	35	1.22%
Oleg Nesterov	8	0.28%
Bibo Mao	8	0.28%
Youling Tang	6	0.21%
Sirio Balmelli	1	0.03%
Linus Torvalds	1	0.03%
Total	2868

io.h

88

-

2

264

Huacai ChenRyan Roberts May 2022October 2022June 2023March 2024April 2024July 2024February 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 169}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 37}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 0, "token_count": 5}, ]}, {"timestamp": 1711954800, "group": [ {"author_id": 0, "token_count": 21}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 0, "token_count": 22}, ]}, {"timestamp": 1738396800, "group": [ {"author_id": 34, "token_count": 9}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	255	96.59%
Ryan Roberts	9	3.41%
Total	264

irq.h

133

-

5

394

Huacai ChenJianmin LvBibo MaoTianyang ZhangOthers May 2022July 2022August 2023May 2024August 2024November 2024March 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 290}, ]}, {"timestamp": 1656658800, "group": [ {"author_id": 0, "token_count": 39}, {"author_id": 29, "token_count": 26}, ]}, {"timestamp": 1690873200, "group": [ {"author_id": 60, "token_count": 2}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 4, "token_count": 15}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 15}, {"author_id": 28, "token_count": 2}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 4, "token_count": 4}, ]}, {"timestamp": 1740816000, "group": [ {"author_id": 0, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	345	87.56%
Jianmin Lv	26	6.60%
Bibo Mao	19	4.82%
Tianyang Zhang	2	0.51%
Others	2	0.51%
Total	394

irq_regs.h

27

-

1

68

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 68}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	68	100.00%
Total	68

irq_work.h

10

-

3

25

Huacai ChenBibo MaoOthers November 2017May 2022September 2023July 2024 var spanGroupData = [ {"timestamp": 1509519600, "group": [ {"author_id": 60, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 7}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 4, "token_count": 2}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 0, "token_count": 15}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	22	88.00%
Bibo Mao	2	8.00%
Others	1	4.00%
Total	25

irqflags.h

85

-

2

189

Huacai ChenThomas Huth May 2022May 2025June 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 143}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 0, "token_count": 44}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	187	98.94%
Thomas Huth	2	1.06%
Total	189

jump_label.h

54

-

5

130

Youling TangAlice RyhlLinus TorvaldsGeorge GuoThomas Huth June 2023February 2024April 2024October 2024June 2025 var spanGroupData = [ {"timestamp": 1685602800, "group": [ {"author_id": 5, "token_count": 82}, ]}, {"timestamp": 1706774400, "group": [ {"author_id": 35, "token_count": 15}, ]}, {"timestamp": 1711954800, "group": [ {"author_id": 43, "token_count": 11}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 31, "token_count": 20}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Youling Tang	82	63.08%
Alice Ryhl	20	15.38%
Linus Torvalds	15	11.54%
George Guo	11	8.46%
Thomas Huth	2	1.54%
Total	130

kasan.h

94

-

4

287

Qing ZhangHuacai ChenKanglong WangThomas Huth May 2022December 2022September 2023October 2024November 2024June 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 11}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 0, "token_count": 2}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 0, "token_count": 22}, {"author_id": 3, "token_count": 219}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 0, "token_count": 1}, {"author_id": 27, "token_count": 30}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Qing Zhang	219	76.31%
Huacai Chen	37	12.89%
Kanglong Wang	30	10.45%
Thomas Huth	1	0.35%
Total	287

kdebug.h

18

-

1

30

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 30}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	30	100.00%
Total	30

kexec.h

60

-

1

168

Youling Tang October 2022 var spanGroupData = [ {"timestamp": 1664607600, "group": [ {"author_id": 5, "token_count": 168}, ]}, ]

Author Name	Tokens	Token Proportion
Youling Tang	168	100.00%
Total	168

kfence.h

71

-

3

283

Enze LiHuacai ChenOthers May 2009May 2022September 2023April 2024August 2024 var spanGroupData = [ {"timestamp": 1241161200, "group": [ {"author_id": 60, "token_count": 3}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 5}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 11, "token_count": 223}, ]}, {"timestamp": 1711954800, "group": [ {"author_id": 0, "token_count": 43}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 9}, ]}, ]

Author Name	Tokens	Token Proportion
Enze Li	223	78.80%
Huacai Chen	57	20.14%
Others	3	1.06%
Total	283

kgdb.h

97

-

2

176

Qing ZhangHuacai Chen May 2022September 2023 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 15}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 3, "token_count": 161}, ]}, ]

Author Name	Tokens	Token Proportion
Qing Zhang	161	91.48%
Huacai Chen	15	8.52%
Total	176

kprobes.h

58

-

3

168

Tiezhu YangHuacai ChenYouling Tang May 2022October 2022February 2023June 2023 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 30}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 5, "token_count": 4}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 2, "token_count": 133}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 2, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Tiezhu Yang	134	79.76%
Huacai Chen	30	17.86%
Youling Tang	4	2.38%
Total	168

kvm_csr.h

217

-

3

937

Tianrui ZhaoSong GaoHuacai Chen May 2022October 2023September 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1696143600, "group": [ {"author_id": 1, "token_count": 927}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 16, "token_count": 9}, ]}, ]

Author Name	Tokens	Token Proportion
Tianrui Zhao	927	98.93%
Song Gao	9	0.96%
Huacai Chen	1	0.11%
Total	937

kvm_eiointc.h

123

-

2

470

Xianglai LiTianrui Zhao October 2023November 2024 var spanGroupData = [ {"timestamp": 1696143600, "group": [ {"author_id": 1, "token_count": 1}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 6, "token_count": 469}, ]}, ]

Author Name	Tokens	Token Proportion
Xianglai Li	469	99.79%
Tianrui Zhao	1	0.21%
Total	470

kvm_host.h

353

-

4

1174

Tianrui ZhaoBibo MaoSong GaoXianglai Li October 2023December 2023May 2024July 2024September 2024November 2024January 2025March 2025May 2025 var spanGroupData = [ {"timestamp": 1696143600, "group": [ {"author_id": 1, "token_count": 866}, ]}, {"timestamp": 1701417600, "group": [ {"author_id": 4, "token_count": 14}, {"author_id": 1, "token_count": 51}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 4, "token_count": 53}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 4, "token_count": 32}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 4, "token_count": 33}, {"author_id": 16, "token_count": 59}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 6, "token_count": 51}, ]}, {"timestamp": 1735718400, "group": [ {"author_id": 4, "token_count": 1}, ]}, {"timestamp": 1740816000, "group": [ {"author_id": 4, "token_count": 11}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 4, "token_count": 3}, ]}, ]

Author Name	Tokens	Token Proportion
Tianrui Zhao	917	78.11%
Bibo Mao	147	12.52%
Song Gao	59	5.03%
Xianglai Li	51	4.34%
Total	1174

kvm_ipi.h

45

-

2

118

Xianglai LiTianrui Zhao October 2023November 2024 var spanGroupData = [ {"timestamp": 1696143600, "group": [ {"author_id": 1, "token_count": 5}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 6, "token_count": 113}, ]}, ]

Author Name	Tokens	Token Proportion
Xianglai Li	113	95.76%
Tianrui Zhao	5	4.24%
Total	118

kvm_mmu.h

139

-

1

580

Tianrui Zhao October 2023 var spanGroupData = [ {"timestamp": 1696143600, "group": [ {"author_id": 1, "token_count": 580}, ]}, ]

Author Name	Tokens	Token Proportion
Tianrui Zhao	580	100.00%
Total	580

kvm_para.h

187

-

2

610

Bibo MaoOthers May 2024July 2024August 2024September 2024January 2025 var spanGroupData = [ {"timestamp": 1714546800, "group": [ {"author_id": 4, "token_count": 554}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 4, "token_count": 32}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 60, "token_count": 1}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 4, "token_count": 15}, ]}, {"timestamp": 1735718400, "group": [ {"author_id": 4, "token_count": 8}, ]}, ]

Author Name	Tokens	Token Proportion
Bibo Mao	609	99.84%
Others	1	0.16%
Total	610

kvm_pch_pic.h

62

-

2

228

Xianglai LiTianrui Zhao October 2023November 2024 var spanGroupData = [ {"timestamp": 1696143600, "group": [ {"author_id": 1, "token_count": 10}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 6, "token_count": 218}, ]}, ]

Author Name	Tokens	Token Proportion
Xianglai Li	218	95.61%
Tianrui Zhao	10	4.39%
Total	228

kvm_types.h

11

-

2

15

Tianrui ZhaoOthers December 2006October 2023 var spanGroupData = [ {"timestamp": 1164960000, "group": [ {"author_id": 60, "token_count": 2}, ]}, {"timestamp": 1696143600, "group": [ {"author_id": 1, "token_count": 13}, ]}, ]

Author Name	Tokens	Token Proportion
Tianrui Zhao	13	86.67%
Others	2	13.33%
Total	15

kvm_vcpu.h

139

-

4

759

Tianrui ZhaoBibo MaoRandy DunlapHuacai Chen May 2022October 2023December 2023January 2024May 2024July 2024September 2024January 2025May 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1696143600, "group": [ {"author_id": 1, "token_count": 579}, ]}, {"timestamp": 1701417600, "group": [ {"author_id": 1, "token_count": 67}, ]}, {"timestamp": 1704096000, "group": [ {"author_id": 39, "token_count": 12}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 4, "token_count": 51}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 4, "token_count": 10}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 4, "token_count": 35}, ]}, {"timestamp": 1735718400, "group": [ {"author_id": 4, "token_count": 2}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 4, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Tianrui Zhao	646	85.11%
Bibo Mao	100	13.18%
Randy Dunlap	12	1.58%
Huacai Chen	1	0.13%
Total	759

lbt.h

113

-

4

440

Qi HuHuacai ChenTiezhu YangQing Zhang May 2022February 2023September 2023April 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 31}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 3, "token_count": 3}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 8, "token_count": 403}, ]}, {"timestamp": 1743490800, "group": [ {"author_id": 2, "token_count": 3}, ]}, ]

Author Name	Tokens	Token Proportion
Qi Hu	403	91.59%
Huacai Chen	31	7.05%
Tiezhu Yang	3	0.68%
Qing Zhang	3	0.68%
Total	440

linkage.h

44

-

3

89

Huacai ChenTiezhu YangSirio Balmelli May 2018May 2022October 2023 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 77}, ]}, {"timestamp": 1696143600, "group": [ {"author_id": 2, "token_count": 11}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	77	86.52%
Tiezhu Yang	11	12.36%
Sirio Balmelli	1	1.12%
Total	89

local.h

151

-

3

383

Huacai ChenUros BizjakMadhavan Srinivasan December 2017May 2022April 2023July 2023 var spanGroupData = [ {"timestamp": 1512115200, "group": [ {"author_id": 51, "token_count": 6}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 261}, ]}, {"timestamp": 1680332400, "group": [ {"author_id": 12, "token_count": 60}, ]}, {"timestamp": 1688194800, "group": [ {"author_id": 12, "token_count": 56}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	261	68.15%
Uros Bizjak	116	30.29%
Madhavan Srinivasan	6	1.57%
Total	383

loongarch.h

1544

-

14

5546

Huacai ChenTiezhu YangWang XueruiTianrui ZhaoQing ZhangQi HuThomas HuthSong GaoJiaxun YangEnze LiXi RuoyaoPeter ZijlstraBibo MaoOthers May 2022October 2022February 2023April 2023May 2023June 2023September 2023October 2023December 2023July 2024August 2024September 2024October 2024January 2025May 2025June 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 4927}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 6}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 3, "token_count": 24}, ]}, {"timestamp": 1680332400, "group": [ {"author_id": 11, "token_count": 2}, {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1682924400, "group": [ {"author_id": 44, "token_count": 1}, {"author_id": 7, "token_count": 57}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 0, "token_count": 16}, {"author_id": 8, "token_count": 1}, {"author_id": 7, "token_count": 57}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 8, "token_count": 9}, ]}, {"timestamp": 1696143600, "group": [ {"author_id": 1, "token_count": 43}, ]}, {"timestamp": 1701417600, "group": [ {"author_id": 9, "token_count": 1}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 0, "token_count": 33}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 36}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 4, "token_count": 1}, {"author_id": 19, "token_count": 4}, {"author_id": 16, "token_count": 4}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 60, "token_count": 1}, ]}, {"timestamp": 1735718400, "group": [ {"author_id": 0, "token_count": 72}, {"author_id": 2, "token_count": 240}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 0, "token_count": 2}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 8}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	5093	91.83%
Tiezhu Yang	240	4.33%
Wang Xuerui	114	2.06%
Tianrui Zhao	43	0.78%
Qing Zhang	24	0.43%
Qi Hu	10	0.18%
Thomas Huth	8	0.14%
Song Gao	4	0.07%
Jiaxun Yang	4	0.07%
Enze Li	2	0.04%
Xi Ruoyao	1	0.02%
Peter Zijlstra	1	0.02%
Bibo Mao	1	0.02%
Others	1	0.02%
Total	5546

loongson.h

142

-

2

448

Huacai ChenWang Xuerui May 2022July 2022December 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 442}, ]}, {"timestamp": 1656658800, "group": [ {"author_id": 7, "token_count": 2}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 0, "token_count": 4}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	446	99.55%
Wang Xuerui	2	0.45%
Total	448

mmu.h

16

-

1

33

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 33}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	33	100.00%
Total	33

mmu_context.h

171

-

1

623

Huacai Chen May 2022September 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 558}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 0, "token_count": 65}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	623	100.00%
Total	623

module.h

115

-

5

513

Huacai ChenXi RuoyaoTiezhu YangQing ZhangRui Y Wang May 2022October 2022December 2022June 2023March 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 363}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 9, "token_count": 71}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 0, "token_count": 42}, {"author_id": 3, "token_count": 11}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 10, "token_count": 5}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 2, "token_count": 21}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	405	78.95%
Xi Ruoyao	71	13.84%
Tiezhu Yang	21	4.09%
Qing Zhang	11	2.14%
Rui Y Wang	5	0.97%
Total	513

module.lds.h

9

-

3

54

Huacai ChenQing ZhangXi Ruoyao May 2022October 2022December 2022April 2023 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 47}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 9, "token_count": 1}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 3, "token_count": 2}, ]}, {"timestamp": 1680332400, "group": [ {"author_id": 0, "token_count": 4}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	51	94.44%
Qing Zhang	2	3.70%
Xi Ruoyao	1	1.85%
Total	54

numa.h

54

-

3

185

Huacai ChenSirio BalmelliJiaxun Yang May 2018May 2022June 2024 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 183}, ]}, {"timestamp": 1717225200, "group": [ {"author_id": 19, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	183	98.92%
Sirio Balmelli	1	0.54%
Jiaxun Yang	1	0.54%
Total	185

orc_header.h

18

-

2

25

Tiezhu YangHuacai Chen May 2022March 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 5}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 2, "token_count": 20}, ]}, ]

Author Name	Tokens	Token Proportion
Tiezhu Yang	20	80.00%
Huacai Chen	5	20.00%
Total	25

orc_lookup.h

31

-

2

45

Tiezhu YangOthers June 2009March 2024 var spanGroupData = [ {"timestamp": 1243839600, "group": [ {"author_id": 60, "token_count": 2}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 2, "token_count": 43}, ]}, ]

Author Name	Tokens	Token Proportion
Tiezhu Yang	43	95.56%
Others	2	4.44%
Total	45

orc_types.h

58

-

2

105

Tiezhu YangThomas Huth March 2024June 2025 var spanGroupData = [ {"timestamp": 1709280000, "group": [ {"author_id": 2, "token_count": 103}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Tiezhu Yang	103	98.10%
Thomas Huth	2	1.90%
Total	105

page.h

115

-

6

373

Huacai ChenEnze LiTiezhu YangThomas HuthOthers May 2022July 2022June 2023September 2023April 2024October 2024November 2024June 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 289}, ]}, {"timestamp": 1656658800, "group": [ {"author_id": 0, "token_count": 3}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 2, "token_count": 7}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 11, "token_count": 22}, ]}, {"timestamp": 1711954800, "group": [ {"author_id": 0, "token_count": 46}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 60, "token_count": 3}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 60, "token_count": 1}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	338	90.62%
Enze Li	22	5.90%
Tiezhu Yang	7	1.88%
Thomas Huth	2	0.54%
Others	4	1.07%
Total	373

paravirt.h

42

-

2

123

Bibo MaoHuacai Chen May 2022May 2024July 2024September 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 4, "token_count": 108}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 4, "token_count": 7}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 4, "token_count": 7}, ]}, ]

Author Name	Tokens	Token Proportion
Bibo Mao	122	99.19%
Huacai Chen	1	0.81%
Total	123

paravirt_api_clock.h

1

-

1

3

Bibo Mao May 2024 var spanGroupData = [ {"timestamp": 1714546800, "group": [ {"author_id": 4, "token_count": 3}, ]}, ]

Author Name	Tokens	Token Proportion
Bibo Mao	3	100.00%
Total	3

pci.h

25

-

1

55

Huacai Chen May 2022August 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 6}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 0, "token_count": 49}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	55	100.00%
Total	55

percpu.h

186

-

5

561

Huacai ChenUros BizjakXi RuoyaoWang XueruiOthers May 2022June 2022August 2022October 2022June 2023November 2023March 2024September 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 429}, ]}, {"timestamp": 1654066800, "group": [ {"author_id": 0, "token_count": 3}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 0, "token_count": 33}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 9, "token_count": 18}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 7, "token_count": 13}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 0, "token_count": 1}, {"author_id": 60, "token_count": 1}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 0, "token_count": 2}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 12, "token_count": 61}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	468	83.42%
Uros Bizjak	61	10.87%
Xi Ruoyao	18	3.21%
Wang Xuerui	13	2.32%
Others	1	0.18%
Total	561

perf_event.h

19

-

2

30

Huacai ChenSirio Balmelli May 2018May 2022October 2022April 2024May 2024 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 10}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 7}, ]}, {"timestamp": 1711954800, "group": [ {"author_id": 0, "token_count": 11}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 0, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	29	96.67%
Sirio Balmelli	1	3.33%
Total	30

pgalloc.h

107

-

6

428

Huacai ChenBibo MaoVishal Moola (Oracle)Baolin WangOthers May 2022August 2023September 2023October 2024February 2025April 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 342}, ]}, {"timestamp": 1690873200, "group": [ {"author_id": 25, "token_count": 37}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 56, "token_count": 5}, {"author_id": 4, "token_count": 11}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 4, "token_count": 30}, ]}, {"timestamp": 1738396800, "group": [ {"author_id": 60, "token_count": 1}, ]}, {"timestamp": 1743490800, "group": [ {"author_id": 60, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	342	79.91%
Bibo Mao	41	9.58%
Vishal Moola (Oracle)	37	8.64%
Baolin Wang	5	1.17%
Others	3	0.70%
Total	428

pgtable-bits.h

132

-

6

392

Huacai ChenIcenowy ZhengDavid HildenbrandHongchen ZhangThomas HuthMatthew Wilcox May 2022October 2022January 2023June 2023August 2023October 2023July 2024January 2025June 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 327}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 4}, ]}, {"timestamp": 1672560000, "group": [ {"author_id": 15, "token_count": 9}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 26, "token_count": 8}, ]}, {"timestamp": 1690873200, "group": [ {"author_id": 21, "token_count": 2}, ]}, {"timestamp": 1696143600, "group": [ {"author_id": 46, "token_count": 10}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 0, "token_count": 10}, ]}, {"timestamp": 1735718400, "group": [ {"author_id": 0, "token_count": 20}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	361	92.09%
Icenowy Zheng	10	2.55%
David Hildenbrand	9	2.30%
Hongchen Zhang	8	2.04%
Thomas Huth	2	0.51%
Matthew Wilcox	2	0.51%
Total	392

pgtable.h

623

-

16

2462

Huacai ChenDavid HildenbrandMatthew WilcoxBibo MaoHongchen ZhangEnze LiFeiyang ChenBang LiQing ZhangMike RapoportKinsey HoThomas HuthOthers January 1995May 2022June 2022July 2022August 2022October 2022November 2022January 2023June 2023August 2023September 2023December 2023May 2024July 2024August 2024September 2024October 2024November 2024February 2025June 2025 var spanGroupData = [ {"timestamp": 788947200, "group": [ {"author_id": 60, "token_count": 3}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 1958}, ]}, {"timestamp": 1654066800, "group": [ {"author_id": 0, "token_count": 2}, ]}, {"timestamp": 1656658800, "group": [ {"author_id": 30, "token_count": 11}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 0, "token_count": 3}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 17, "token_count": 23}, ]}, {"timestamp": 1667286000, "group": [ {"author_id": 0, "token_count": 56}, {"author_id": 60, "token_count": 4}, ]}, {"timestamp": 1672560000, "group": [ {"author_id": 15, "token_count": 64}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 26, "token_count": 10}, {"author_id": 0, "token_count": 8}, {"author_id": 60, "token_count": 2}, ]}, {"timestamp": 1690873200, "group": [ {"author_id": 21, "token_count": 49}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 4, "token_count": 4}, {"author_id": 11, "token_count": 24}, {"author_id": 26, "token_count": 14}, {"author_id": 3, "token_count": 13}, ]}, {"timestamp": 1701417600, "group": [ {"author_id": 58, "token_count": 4}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 40, "token_count": 14}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 0, "token_count": 68}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 90}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 0, "token_count": 7}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 4, "token_count": 16}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 4, "token_count": 12}, ]}, {"timestamp": 1738396800, "group": [ {"author_id": 60, "token_count": 1}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	2192	89.03%
David Hildenbrand	64	2.60%
Matthew Wilcox	49	1.99%
Bibo Mao	32	1.30%
Hongchen Zhang	24	0.97%
Enze Li	24	0.97%
Feiyang Chen	23	0.93%
Bang Li	14	0.57%
Qing Zhang	13	0.53%
Mike Rapoport	11	0.45%
Kinsey Ho	4	0.16%
Thomas Huth	2	0.08%
Others	10	0.41%
Total	2462

prefetch.h

29

-

3

66

Huacai ChenThomas HuthSirio Balmelli May 2018May 2022June 2025 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 64}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	64	96.97%
Thomas Huth	1	1.52%
Sirio Balmelli	1	1.52%
Total	66

processor.h

221

-

4

498

Huacai ChenQing ZhangQi HuJinyang He May 2022August 2022October 2022February 2023September 2023 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 430}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 3, "token_count": 24}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 13, "token_count": 1}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 3, "token_count": 26}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 8, "token_count": 17}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	430	86.35%
Qing Zhang	50	10.04%
Qi Hu	17	3.41%
Jinyang He	1	0.20%
Total	498

ptrace.h

196

-

5

645

Huacai ChenQing ZhangTiezhu YangJinyang HeOthers May 2022October 2022February 2023May 2023August 2023April 2025May 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 457}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 13, "token_count": 1}, {"author_id": 60, "token_count": 1}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 3, "token_count": 154}, {"author_id": 2, "token_count": 3}, ]}, {"timestamp": 1682924400, "group": [ {"author_id": 2, "token_count": 12}, ]}, {"timestamp": 1690873200, "group": [ {"author_id": 2, "token_count": 9}, ]}, {"timestamp": 1743490800, "group": [ {"author_id": 2, "token_count": 7}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 0, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	458	71.01%
Qing Zhang	154	23.88%
Tiezhu Yang	31	4.81%
Jinyang He	1	0.16%
Others	1	0.16%
Total	645

qspinlock.h

41

-

2

100

Bibo MaoHuacai Chen May 2022May 2024July 2024September 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 4, "token_count": 10}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 4, "token_count": 2}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 4, "token_count": 87}, ]}, ]

Author Name	Tokens	Token Proportion
Bibo Mao	99	99.00%
Huacai Chen	1	1.00%
Total	100

regdef.h

41

-

1

146

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 146}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	146	100.00%
Total	146

seccomp.h

20

-

1

47

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 47}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	47	100.00%
Total	47

serial.h

11

-

2

19

Huacai ChenSirio Balmelli May 2018May 2022 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 18}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	18	94.74%
Sirio Balmelli	1	5.26%
Total	19

set_memory.h

22

-

4

98

Huacai ChenMike RapoportIngo MolnarOthers June 2002January 2008September 2024October 2024 var spanGroupData = [ {"timestamp": 1022914800, "group": [ {"author_id": 60, "token_count": 1}, ]}, {"timestamp": 1199174400, "group": [ {"author_id": 55, "token_count": 5}, ]}, {"timestamp": 1725174000, "group": [ {"author_id": 0, "token_count": 83}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 30, "token_count": 9}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	83	84.69%
Mike Rapoport	9	9.18%
Ingo Molnar	5	5.10%
Others	1	1.02%
Total	98

setup.h

51

-

7

179

Huacai ChenYouling TangFeiyang ChenXi RuoyaoBinbin ZhouQing ZhangRui Y Wang May 2022December 2022February 2023September 2023November 2023July 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 99}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 42, "token_count": 7}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 5, "token_count": 37}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 17, "token_count": 23}, {"author_id": 3, "token_count": 2}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 10, "token_count": 1}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 9, "token_count": 10}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	99	55.31%
Youling Tang	37	20.67%
Feiyang Chen	23	12.85%
Xi Ruoyao	10	5.59%
Binbin Zhou	7	3.91%
Qing Zhang	2	1.12%
Rui Y Wang	1	0.56%
Total	179

smp.h

125

-

8

448

Huacai ChenBibo MaoTiezhu YangThomas GleixnerTianyang ZhangYouling TangSirio BalmelliOthers February 2016May 2018May 2022October 2022November 2022September 2023May 2024July 2024August 2024May 2025June 2025 var spanGroupData = [ {"timestamp": 1454313600, "group": [ {"author_id": 38, "token_count": 7}, ]}, {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 350}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 5, "token_count": 3}, ]}, {"timestamp": 1667286000, "group": [ {"author_id": 0, "token_count": 10}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 4, "token_count": 5}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 4, "token_count": 43}, {"author_id": 2, "token_count": 7}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 0, "token_count": 8}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 0, "token_count": 8}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 28, "token_count": 5}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 60, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	376	83.93%
Bibo Mao	48	10.71%
Tiezhu Yang	7	1.56%
Thomas Gleixner	7	1.56%
Tianyang Zhang	5	1.12%
Youling Tang	3	0.67%
Sirio Balmelli	1	0.22%
Others	1	0.22%
Total	448

sparsemem.h

26

-

2

49

Huacai ChenFeiyang Chen May 2022October 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 30}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 17, "token_count": 19}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	30	61.22%
Feiyang Chen	19	38.78%
Total	49

spinlock.h

12

-

1

20

Huacai Chen October 2022 var spanGroupData = [ {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 20}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	20	100.00%
Total	20

spinlock_types.h

11

-

1

16

Huacai Chen October 2022 var spanGroupData = [ {"timestamp": 1664607600, "group": [ {"author_id": 0, "token_count": 16}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	16	100.00%
Total	16

stackframe.h

252

-

6

1112

Huacai ChenYouling TangQing ZhangJiaxun YangTiezhu YangXi Ruoyao May 2022February 2023September 2023March 2024June 2024July 2024May 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 945}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 9, "token_count": 1}, {"author_id": 5, "token_count": 36}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 3, "token_count": 17}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 2, "token_count": 5}, ]}, {"timestamp": 1717225200, "group": [ {"author_id": 19, "token_count": 11}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 0, "token_count": 85}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 5, "token_count": 12}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	1030	92.63%
Youling Tang	48	4.32%
Qing Zhang	17	1.53%
Jiaxun Yang	11	0.99%
Tiezhu Yang	5	0.45%
Xi Ruoyao	1	0.09%
Total	1112

stackprotector.h

38

-

1

64

Huacai Chen May 2022December 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 9}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 0, "token_count": 55}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	64	100.00%
Total	64

stacktrace.h

102

-

5

216

Huacai ChenQing ZhangJosh PoimboeufWang XueruiYouling Tang May 2022July 2022August 2022March 2025May 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 126}, ]}, {"timestamp": 1656658800, "group": [ {"author_id": 7, "token_count": 4}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 3, "token_count": 80}, ]}, {"timestamp": 1740816000, "group": [ {"author_id": 37, "token_count": 5}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 5, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	126	58.33%
Qing Zhang	80	37.04%
Josh Poimboeuf	5	2.31%
Wang Xuerui	4	1.85%
Youling Tang	1	0.46%
Total	216

string.h

37

-

2

181

Huacai ChenQing Zhang May 2022December 2022September 2023 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 89}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 0, "token_count": 9}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 3, "token_count": 83}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	98	54.14%
Qing Zhang	83	45.86%
Total	181

suspend.h

10

-

2

33

Huacai Chenyinbo.zhu May 2022June 2023 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 17}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 32, "token_count": 16}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	17	51.52%
yinbo.zhu	16	48.48%
Total	33

switch_to.h

44

-

3

48

Huacai ChenQing ZhangQi Hu May 2022August 2022September 2023 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 39}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 3, "token_count": 5}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 8, "token_count": 4}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	39	81.25%
Qing Zhang	5	10.42%
Qi Hu	4	8.33%
Total	48

syscall.h

89

-

3

365

Huacai ChenDmitry V. LevinMax Filippov November 2018May 2022March 2025 var spanGroupData = [ {"timestamp": 1541055600, "group": [ {"author_id": 50, "token_count": 7}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 319}, ]}, {"timestamp": 1740816000, "group": [ {"author_id": 24, "token_count": 39}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	319	87.40%
Dmitry V. Levin	39	10.68%
Max Filippov	7	1.92%
Total	365

thread_info.h

114

-

5

318

Huacai ChenQi HuJinyang HeWang XueruiThomas Huth May 2022July 2022December 2022September 2023March 2024November 2024June 2025 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 274}, ]}, {"timestamp": 1656658800, "group": [ {"author_id": 7, "token_count": 2}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 8, "token_count": 18}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 13, "token_count": 9}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 0, "token_count": 12}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	287	90.25%
Qi Hu	18	5.66%
Jinyang He	9	2.83%
Wang Xuerui	2	0.63%
Thomas Huth	2	0.63%
Total	318

time.h

51

-

2

178

Huacai ChenSirio Balmelli May 2018May 2022December 2022 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 174}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 0, "token_count": 3}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	177	99.44%
Sirio Balmelli	1	0.56%
Total	178

timex.h

26

-

2

48

Huacai ChenSirio Balmelli May 2018May 2022 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 47}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	47	97.92%
Sirio Balmelli	1	2.08%
Total	48

tlb.h

166

-

3

475

Huacai ChenWang XueruiSuren Baghdasaryan May 2022January 2023June 2023 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 401}, ]}, {"timestamp": 1672560000, "group": [ {"author_id": 53, "token_count": 5}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 0, "token_count": 9}, {"author_id": 7, "token_count": 60}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	410	86.32%
Wang Xuerui	60	12.63%
Suren Baghdasaryan	5	1.05%
Total	475

tlbflush.h

48

-

2

221

Huacai ChenThomas Gleixner February 2016May 2022 var spanGroupData = [ {"timestamp": 1454313600, "group": [ {"author_id": 38, "token_count": 3}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 218}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	218	98.64%
Thomas Gleixner	3	1.36%
Total	221

topology.h

47

-

5

151

Huacai ChenTianyang ZhangThomas GleixnerSirio BalmelliOthers March 2014February 2016May 2018May 2022May 2025 var spanGroupData = [ {"timestamp": 1393660800, "group": [ {"author_id": 60, "token_count": 3}, ]}, {"timestamp": 1454313600, "group": [ {"author_id": 38, "token_count": 3}, ]}, {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 120}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 0, "token_count": 3}, {"author_id": 28, "token_count": 21}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	123	81.46%
Tianyang Zhang	21	13.91%
Thomas Gleixner	3	1.99%
Sirio Balmelli	1	0.66%
Others	3	1.99%
Total	151

types.h

19

-

3

38

Huacai ChenThomas HuthSirio Balmelli May 2018May 2022June 2025 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 36}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	36	94.74%
Thomas Huth	1	2.63%
Sirio Balmelli	1	2.63%
Total	38

uaccess.h

256

-

3

357

Huacai ChenQing ZhangYouling Tang May 2022August 2022December 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 340}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 3, "token_count": 11}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 5, "token_count": 6}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	340	95.24%
Qing Zhang	11	3.08%
Youling Tang	6	1.68%
Total	357

unistd.h

14

-

1

15

Huacai Chen May 2022July 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 12}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 0, "token_count": 3}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	15	100.00%
Total	15

unwind.h

98

-

4

517

Qing ZhangJinyang HeTiezhu YangHuacai Chen May 2022August 2022December 2022January 2023March 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 36}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 3, "token_count": 231}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 3, "token_count": 23}, ]}, {"timestamp": 1672560000, "group": [ {"author_id": 13, "token_count": 132}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 2, "token_count": 95}, ]}, ]

Author Name	Tokens	Token Proportion
Qing Zhang	254	49.13%
Jinyang He	132	25.53%
Tiezhu Yang	95	18.38%
Huacai Chen	36	6.96%
Total	517

unwind_hints.h

36

-

5

77

Tiezhu YangJosh PoimboeufThomas HuthLinus TorvaldsOthers February 2002November 2017March 2024March 2025June 2025 var spanGroupData = [ {"timestamp": 1012550400, "group": [ {"author_id": 35, "token_count": 2}, ]}, {"timestamp": 1509519600, "group": [ {"author_id": 60, "token_count": 1}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 2, "token_count": 59}, ]}, {"timestamp": 1740816000, "group": [ {"author_id": 37, "token_count": 12}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 18, "token_count": 3}, ]}, ]

Author Name	Tokens	Token Proportion
Tiezhu Yang	59	76.62%
Josh Poimboeuf	12	15.58%
Thomas Huth	3	3.90%
Linus Torvalds	2	2.60%
Others	1	1.30%
Total	77

uprobes.h

35

-

4

123

Tiezhu YangHuacai ChenWang XueruiOleg Nesterov May 2022May 2023June 2023July 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 13}, ]}, {"timestamp": 1682924400, "group": [ {"author_id": 7, "token_count": 3}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 2, "token_count": 105}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 45, "token_count": 2}, ]}, ]

Author Name	Tokens	Token Proportion
Tiezhu Yang	105	85.37%
Huacai Chen	13	10.57%
Wang Xuerui	3	2.44%
Oleg Nesterov	2	1.63%
Total	123

vdso.h

38

-

1

50

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 50}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	50	100.00%
Total	50

vermagic.h

19

-

1

37

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 37}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	37	100.00%
Total	37

video.h

31

-

2

135

Thomas ZimmermannHuacai Chen May 2022May 2023March 2024 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 10}, ]}, {"timestamp": 1682924400, "group": [ {"author_id": 14, "token_count": 121}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 14, "token_count": 4}, ]}, ]

Author Name	Tokens	Token Proportion
Thomas Zimmermann	125	92.59%
Huacai Chen	10	7.41%
Total	135

vmalloc.h

4

-

1

9

Huacai Chen May 2022 var spanGroupData = [ {"timestamp": 1651388400, "group": [ {"author_id": 0, "token_count": 9}, ]}, ]

Author Name	Tokens	Token Proportion
Huacai Chen	9	100.00%
Total	9

xor.h

68

-

1

131

Wang Xuerui September 2023 var spanGroupData = [ {"timestamp": 1693551600, "group": [ {"author_id": 7, "token_count": 131}, ]}, ]

Author Name	Tokens	Token Proportion
Wang Xuerui	131	100.00%
Total	131

xor_simd.h

34

-

1

275

Wang Xuerui September 2023 var spanGroupData = [ {"timestamp": 1693551600, "group": [ {"author_id": 7, "token_count": 275}, ]}, ]

Author Name	Tokens	Token Proportion
Wang Xuerui	275	100.00%
Total	275