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Rhys Hiltner 3f4be127bc Revert "runtime: use semaphore structure for futex locks"
This reverts commit dfb7073bb8 (CL 585636).

Reason for revert: This is part of a patch series that changed the
handling of contended lock2/unlock2 calls, reducing the maximum
throughput of contended runtime.mutex values, and causing a performance
regression on applications where that is (or became) the bottleneck.

Updates #66999
Updates #67585

Change-Id: I3483bf0b85ba0b77204032a68b7cbe93f142703e
Reviewed-on: https://go-review.googlesource.com/c/go/+/589098
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Than McIntosh <thanm@google.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
Auto-Submit: Rhys Hiltner <rhys.hiltner@gmail.com>
2024-05-30 17:57:34 +00:00
.github .github/ISSUE_TEMPLATE/03-gopls.yml: use textarea for gopls version 2024-05-24 17:09:04 +00:00
api crypto/tls: add ech client support 2024-05-23 03:10:12 +00:00
doc Revert "runtime: remove GODEBUG=runtimecontentionstacks" 2024-05-30 17:52:17 +00:00
lib/time lib/time: use consistent directory in mkzip usage message 2024-03-04 17:32:07 +00:00
misc misc/wasm: drop wasmtime < 14 support 2024-04-11 17:09:10 +00:00
src Revert "runtime: use semaphore structure for futex locks" 2024-05-30 17:57:34 +00:00
test test/codegen: add Mul test for riscv64 2024-05-23 18:51:17 +00:00
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