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Gustavo A. R. Silva

PROFILE

Gustavo A. R. Silva

Gustavo A. R. Silva focused on enhancing kernel code quality and maintainability across repositories such as geerlingguy/linux, torvalds/linux, and linux-riscv/linux by addressing GCC-14 compiler warnings related to flexible array members and memory layout. He refactored C structures in device drivers and embedded systems, introducing macros like TRAILING_OVERLAP to ensure correct alignment and prevent data corruption. His work included removing unused fields, preserving architecture-dependent layouts, and clarifying memory management in subsystems like virtio_net and Btrfs. Through targeted bug fixes and feature development, Gustavo improved long-term compatibility, reduced build noise, and strengthened code safety in complex kernel environments.

Overall Statistics

Feature vs Bugs

33%Features

Repository Contributions

13Total
Bugs
4
Commits
13
Features
2
Lines of code
337
Activity Months5

Your Network

2372 people

Same Organization

@kernel.org
96
Andreas HindborgMember
Arnaldo Carvalho de MeloMember
Andreas KemnadeMember
Alejandro ColomarMember
Andrii NakryikoMember
Ard BiesheuvelMember
Alexei StarovoitovMember
Antoine TenartMember
Benjamin TissoiresMember

Work History

January 2026

1 Commits

Jan 1, 2026

January 2026 monthly summary for torvalds/linux focusing on contributed fixes to the Virtio network path. Implemented a misalignment fix for flexible array members in virtnet_info to prevent RSS key data corruption, and resolved related compiler warnings. The change tightens memory alignment for the RSS key path and reduces potential data integrity issues in virtualized networking.

October 2025

1 Commits

Oct 1, 2025

October 2025 – linux-riscv/linux: Implemented GCC-14 compatibility fix for Btrfs send by moving cur_inode_path to the end of the send_ctx struct to avoid -Wflex-array-member-not-at-end warnings and preserve data integrity. The change is committed as 8aec9dbf2db2e958de5bd20e23b8fbb8f2aa1fa6 and enhances forward compatibility with newer toolchains while maintaining Btrfs send behavior.

September 2025

7 Commits • 1 Features

Sep 1, 2025

September 2025 monthly summary for linux-riscv/linux focusing on core features and stability improvements related to flexible-array handling and GCC-14 compatibility.

August 2025

3 Commits

Aug 1, 2025

August 2025: Focused on GCC-14 warning mitigation and memory-layout stability across key subsystems. Implemented targeted fixes and refactors to preserve struct layouts, removed unused flexible-array members, and reduced -Wflex-array-member-not-at-end warnings in multiple drivers. Delivered changes with traceable commits and improved cross-subsystem compatibility.

July 2025

1 Commits • 1 Features

Jul 1, 2025

Concise monthly summary for 2025-07 focusing on compiler warning mitigation for IWL TX Command v6 within the geerlingguy/linux repository, emphasizing code quality improvements and readiness for stricter GCC checks.

Activity

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Quality Metrics

Correctness100.0%
Maintainability98.4%
Architecture100.0%
Performance93.8%
AI Usage20.0%

Skills & Technologies

Programming Languages

C

Technical Skills

C ProgrammingC programmingDevice DriversDriver DevelopmentEmbedded SystemsKernel DevelopmentMemory Managementembedded systemskernel developmentmacro developmentsystem programming

Repositories Contributed To

3 repos

Overview of all repositories you've contributed to across your timeline

linux-riscv/linux

Sep 2025 Oct 2025
2 Months active

Languages Used

C

Technical Skills

C programmingembedded systemskernel developmentmacro developmentsystem programmingC Programming

torvalds/linux

Aug 2025 Jan 2026
2 Months active

Languages Used

C

Technical Skills

C programmingkernel developmentsystem programmingDevice DriversKernel DevelopmentMemory Management

geerlingguy/linux

Jul 2025 Jul 2025
1 Month active

Languages Used

C

Technical Skills

C ProgrammingDriver DevelopmentEmbedded SystemsKernel Development