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runtime: cleanup pagetrace

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pagetrace functionality was removed with CL 583379.

Change-Id: I8e8718e6cf5415e326ec127fb294588866ee4e6a
Reviewed-on: https://go-review.googlesource.com/c/go/+/713260
Reviewed-by: Michael Knyszek <mknyszek@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: David Chase <drchase@google.com>
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Florian Lehner 2025-10-20 20:09:21 +02:00 • committed by t hepudds
parent 02728a2846
commit d94a8c56ad
1 changed files with 0 additions and 7 deletions
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7
src/runtime/extern.go
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@ -171,13 +171,6 @@ It is a comma-separated list of name=val pairs setting these named variables:
silently default to 1024. Future versions of Go may remove this limitation
and extend profstackdepth to apply to the CPU profiler and execution tracer.
pagetrace: setting pagetrace=/path/to/file will write out a trace of page events
that can be viewed, analyzed, and visualized using the x/debug/cmd/pagetrace tool.
Build your program with GOEXPERIMENT=pagetrace to enable this functionality. Do not
enable this functionality if your program is a setuid binary as it introduces a security
risk in that scenario. Currently not supported on Windows, plan9 or js/wasm. Setting this
option for some applications can produce large traces, so use with care.
panicnil: setting panicnil=1 disables the runtime error when calling panic with nil
interface value or an untyped nil.