std: use the address of `errno` to identify threads in `unique_thread_exit` #139206

joboet · 2025-04-01T11:36:13Z

Getting the address of errno should be just as cheap as pthread_self() and avoids having to use the expensive Mutex logic because it always results in a pointer.

…_exit` Getting the address of `errno` should be just as cheap as `pthread_self()` and avoids having to use the expensive `Mutex` logic because it always results in a pointer.

rustbot · 2025-04-01T11:36:18Z

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std: use the address of errno to identify threads in `unique_thread…

ff37c7d

…_exit` Getting the address of `errno` should be just as cheap as `pthread_self()` and avoids having to use the expensive `Mutex` logic because it always results in a pointer.

rustbot assigned ibraheemdev Apr 1, 2025

rustbot added O-unix Operating system: Unix-like S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-libs Relevant to the library team, which will review and decide on the PR/issue. labels Apr 1, 2025

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std: use the address of `errno` to identify threads in `unique_thread_exit` #139206

std: use the address of `errno` to identify threads in `unique_thread_exit` #139206

joboet commented Apr 1, 2025

rustbot commented Apr 1, 2025

std: use the address of errno to identify threads in unique_thread_exit #139206

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std: use the address of errno to identify threads in unique_thread_exit #139206

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joboet commented Apr 1, 2025

rustbot commented Apr 1, 2025

std: use the address of `errno` to identify threads in `unique_thread_exit` #139206

std: use the address of `errno` to identify threads in `unique_thread_exit` #139206