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Amir Shetaia

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Amir Shetaia

Amir Shetaia enhanced the ROCm/rocm-systems repository by implementing Memory Allocation Properties Reporting, expanding observability for memory allocations in user-space tools. He extended the HSA pointer information structures in C++ to include allocation flags, enabling dynamic binary instrumentors to access detailed memory properties without requiring kernel or ioctl modifications. His work involved ABI-safe struct extensions and careful versioning to maintain interface stability, addressing correctness gaps in global flag mappings and updating documentation. Leveraging his expertise in C++, kernel development, and system programming, Amir delivered a robust feature that improves profiling and instrumentation capabilities while preserving compatibility across ROCm runtimes.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

1Total
Bugs
0
Commits
1
Features
1
Lines of code
106
Activity Months1

Your Network

2030 people

Work History

March 2026

1 Commits • 1 Features

Mar 1, 2026

March 2026 monthly summary for ROCm/rocm-systems focused on expanding memory allocation observability and instrumentation readiness. Delivered Memory Allocation Properties Reporting by extending the HSA pointer info with alloc_flags, enabling tools (including dynamic binary instrumentors) to determine executable and other allocation properties without kernel/ioctl changes. Implemented ABI-safe struct extension (hsa_amd_pointer_info_alloc_flag_t with 7 flags and alloc_flags in hsa_amd_pointer_info_t), and populated these fields in Runtime::PtrInfo() and Runtime::VMemoryPtrInfo() paths. Addressed correctness gaps by fixing ExtendedCoherent mapping for global_flags, correcting a struct comment typo, and bumping the interface version minor to 18. Closes ROCm/rocm-systems/issues/742. The commits associated include d9710963baf3697e6f9a008e23d6b804961608f0, which documents the exposure of KFD memory flags via hsa_amd_pointer_info. Resulting impact includes improved visibility for memory allocations, enabling more accurate profiling and instrumentation with no kernel changes required, and stronger ABI stability across ROCm runtimes.

Activity

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Quality Metrics

Correctness100.0%
Maintainability80.0%
Architecture100.0%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

C++

Technical Skills

C++kernel developmentsystem programming

Repositories Contributed To

1 repo

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ROCm/rocm-systems

Mar 2026 Mar 2026
1 Month active

Languages Used

C++

Technical Skills

C++kernel developmentsystem programming