Rhys Hiltner

The scoping bug causes incorrect interpretation of perf.data files that include more than one kind of sample, through every entry in File.idToAttr pointing to a single shared value.

net/http: Transport wastes TLS handshake progress

9

### What version of Go are you using (`go version`)? $ go1.16 version go version go1.16.13 darwin/arm64 $ go1.17 version go version go1.17.6 darwin/arm64 $ go1.18 version go version devel...

internal/runtime/atomic: add Xchg8 to all GOOS=linux platforms

5

Pending acceptance of [CL 601597](https://go.dev/cl/601597) (for #68578), we'll want an atomic.Xchg8 implementation for all GOARCH values that support it — at least those that overlap with GOOS=linux. This issue tracks...

runtime: improve scaling of lock2

15

Part of my experience with runtime.mutex values is that process-wide demand for a single mutex can slow the program to a crawl. I don't think that alone will come as...