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build(deps): upgrade x86_64 to 0.16#2165

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log-page-tables
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build(deps): upgrade x86_64 to 0.16#2165
mkroening wants to merge 3 commits into
mainfrom
log-page-tables

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@mkroening

@mkroening mkroening commented Jan 7, 2026

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Depends on rust-osdev/x86_64#574.

@mkroening mkroening self-assigned this Jan 7, 2026
@mkroening mkroening changed the title refactor(x86_64/paging): migrate to upstream MappedPageTable::display build(deps): upgrade x86_64 to 0.16 Jan 16, 2026

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Benchmark Results

Details
Benchmark Current: c61ea3c Previous: 38bff4c Performance Ratio
startup_benchmark Build Time 108.39 s 106.91 s 1.01
startup_benchmark File Size 0.73 MB 0.75 MB 0.96
Startup Time - 1 core 0.95 s (±0.04 s) 0.96 s (±0.05 s) 0.99
Startup Time - 2 cores 0.98 s (±0.05 s) 0.98 s (±0.04 s) 1.00
Startup Time - 4 cores 0.96 s (±0.09 s) 0.96 s (±0.04 s) 1.00
multithreaded_benchmark Build Time 112.07 s 100.63 s 1.11
multithreaded_benchmark File Size 0.86 MB 0.87 MB 0.99
Multithreaded Pi Efficiency - 2 Threads 90.58 % (±16.18 %) 88.88 % (±14.39 %) 1.02
Multithreaded Pi Efficiency - 4 Threads 44.57 % (±7.46 %) 44.52 % (±7.40 %) 1.00
Multithreaded Pi Efficiency - 8 Threads 25.47 % (±4.69 %) 24.95 % (±4.40 %) 1.02
micro_benchmarks Build Time 90.70 s 87.05 s 1.04
micro_benchmarks File Size 0.86 MB 0.87 MB 0.99
Scheduling time - 1 thread 68.28 ticks (±3.85 ticks) 69.83 ticks (±4.37 ticks) 0.98
Scheduling time - 2 threads 39.42 ticks (±5.64 ticks) 39.03 ticks (±4.32 ticks) 1.01
Micro - Time for syscall (getpid) 2.94 ticks (±0.23 ticks) 3.65 ticks (±0.29 ticks) 0.80
Memcpy speed - (built_in) block size 4096 76725.05 MByte/s (±53143.68 MByte/s) 80951.63 MByte/s (±55932.26 MByte/s) 0.95
Memcpy speed - (built_in) block size 1048576 29889.61 MByte/s (±24295.48 MByte/s) 29914.69 MByte/s (±24424.69 MByte/s) 1.00
Memcpy speed - (built_in) block size 16777216 27293.57 MByte/s (±22521.57 MByte/s) 29185.48 MByte/s (±24132.57 MByte/s) 0.94
Memset speed - (built_in) block size 4096 77097.15 MByte/s (±53412.05 MByte/s) 81034.64 MByte/s (±55985.25 MByte/s) 0.95
Memset speed - (built_in) block size 1048576 30659.60 MByte/s (±24733.14 MByte/s) 30671.21 MByte/s (±24854.39 MByte/s) 1.00
Memset speed - (built_in) block size 16777216 28049.06 MByte/s (±22977.04 MByte/s) 29943.47 MByte/s (±24557.90 MByte/s) 0.94
Memcpy speed - (rust) block size 4096 70117.02 MByte/s (±48899.39 MByte/s) 69025.57 MByte/s (±48134.56 MByte/s) 1.02
Memcpy speed - (rust) block size 1048576 29920.51 MByte/s (±24352.26 MByte/s) 29924.55 MByte/s (±24426.06 MByte/s) 1.00
Memcpy speed - (rust) block size 16777216 27553.75 MByte/s (±22750.29 MByte/s) 29254.63 MByte/s (±24200.19 MByte/s) 0.94
Memset speed - (rust) block size 4096 70862.26 MByte/s (±49415.13 MByte/s) 69253.34 MByte/s (±48263.82 MByte/s) 1.02
Memset speed - (rust) block size 1048576 30646.86 MByte/s (±24770.17 MByte/s) 30685.09 MByte/s (±24866.55 MByte/s) 1.00
Memset speed - (rust) block size 16777216 28316.73 MByte/s (±23210.96 MByte/s) 30022.48 MByte/s (±24633.65 MByte/s) 0.94
alloc_benchmarks Build Time 84.24 s 85.04 s 0.99
alloc_benchmarks File Size 0.81 MB 0.83 MB 0.97
Allocations - Allocation success 100.00 % 100.00 % 1
Allocations - Deallocation success 100.00 % 100.00 % 1
Allocations - Pre-fail Allocations 100.00 % 100.00 % 1
Allocations - Average Allocation time 4118.78 Ticks (±59.55 Ticks) 4106.78 Ticks (±345.40 Ticks) 1.00
Allocations - Average Allocation time (no fail) 4118.78 Ticks (±59.55 Ticks) 4106.78 Ticks (±345.40 Ticks) 1.00
Allocations - Average Deallocation time 662.46 Ticks (±59.90 Ticks) 795.57 Ticks (±209.08 Ticks) 0.83
mutex_benchmark Build Time 85.53 s 86.02 s 0.99
mutex_benchmark File Size 0.86 MB 0.87 MB 0.99
Mutex Stress Test Average Time per Iteration - 1 Threads 13.10 ns (±0.85 ns) 13.16 ns (±0.97 ns) 1.00
Mutex Stress Test Average Time per Iteration - 2 Threads 15.66 ns (±9.66 ns) 17.36 ns (±8.84 ns) 0.90

This comment was automatically generated by workflow using github-action-benchmark.

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