Levi Morrison

Extract equals() into Equatable interface

2

This is related to php-ds/extension#92. The interface description is a bit odd; was trying to keep the existing general structure and language.

I have some multi-threaded code which uses channels to send data back and forth. It's also possible that the program this runs in does a `fork`. 1. I need to...

### Description Deadlocks are prevented by the following technique: - Prior to the fork, all profiling threads will wait on the same barrier. - After the fork in the parent...

### Description Reworks the widgets section of the WordPress integration: - Drops `WP_Widget::display_callback` and instead trace overrides of the `WP_Widget::widget` method, and use the `WP_Widget::$name` as the resource. - Drops...

miri: checked_pow: overflowing shift by 64 in `unchecked_shl`

9

### Code I tried this code: ```rust fn main() { match 2u64.checked_pow(64) { Some(n) => println!("2^64: {n}"), None => {} }; } ``` I expected that a `checked_*` operation would...

Passing ARGS which begin with `--`?

2

I'm trying to run a command like this: ```sh cargo instruments --all-features --bench $bench -t time --profile-time 5 ``` Where `--profile-time 5` is supposed to be an argument to the...

perf: fix encode_varint{32,64}

2

The previous code was full of jumps that aren't easily predictable. This version is less code, generates less code, and should perform better (well, on x86_64 anyway, I am not...

perf(profiling): use an arena-based string table

2

### Description This updates libdatadog to use a branch which has an arena-based string table. See Datadog/libdatadog#306. The arena capacity probably needs some tweaking, and should probably be set to...

perf(profiling): use faster, persistent caching strategy

1

### Description This adds `DD_PROFILING_WALLTIME_ENABLED` which doesn't currently disable wall-time profiles completely, it only cancels the timer. You can still trigger them manually, which is partly the purpose: we want...

feat(profiling): add arg0 to WordPress's do_action frame

1

### Description Example: `do_action(hook_name: 'rest_api_init')`. When looking at WordPress profiles, it's helpful to know what action is attached to the frame. For example, if I browse to the profile from...