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Route intercepted tags by id instead of by name - #12817

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dougqh wants to merge 21 commits into

masterfrom

dougqh/id-tag-interceptor

Commits on Oct 9, 2026
- Set known tags by id on TagMap and spans
  dougqh
  committed
  3ab5862
- Ignore unknown ids when clearing a tag by id; fix a comment wrap
  
  dougqh
  and
  claude
  committed
  4bf02bb
- Precheck and reuse the box in long-valued setters
  
  dougqh
  and
  claude
  committed
  a2829d1
- Keep peer.port off the id path
  
  dougqh
  and
  claude
  committed
  2d87cde
- Merge set-by-id (#12715) onto master
  dougqh
  committed
  7a017a5
- Mark intercepted tags with an id bit, via a tracer overlay
  
  dougqh
  and
  claude
  committed
  0401a43
- Dispatch TagInterceptor on tag ids
  
  dougqh
  and
  claude
  committed
  8949a57
- Set tags on spans by id first
  
  dougqh
  and
  claude
  committed
  cfe2368
- Look up tag names by serial in an array, not a switch
  
  dougqh
  and
  claude
  committed
  38c9947
- Point stale comments at the tracer overlay and the intercepted bit
  
  dougqh
  and
  claude
  committed
  3545c15
- Index the split-by-tags table by serial, sized to every known tag
  
  dougqh
  and
  claude
  committed
  1642cc9
- Check for a known tag id with a range check, not a name lookup
  
  dougqh
  and
  claude
  committed
  b9dd573
- Pin interceptTag(long) above C2's inlining size
  
  dougqh
  and
  claude
  committed
  75d3fbc
- Tighten comments on the id-keyed interceptor
  
  dougqh
  and
  claude
  committed
  ecb4f73
- Treat overlay tags as intercepted; tidy from review
  
  dougqh
  and
  claude
  committed
  3f65031
- Reject shared-name tag ids on the id-keyed TagMap and span paths
  
  dougqh
  and
  claude
  committed
  69d7849
- Test rejection of shared-name tag ids
  
  dougqh
  and
  claude
  committed
  46c3b47
Commits on Oct 10, 2026
- Build custom tags by name and known tags by id
  
  dougqh
  and
  claude
  committed
  ad2fa97
- Merge master into id-tag-interceptor (#12817)
  dougqh
  committed
  628da33
- Give the tracer core a restricted, trusted path into TagMap
  
  dougqh
  and
  claude
  committed
  dac7060
- Mark TagMap.Internals @NoEscape
  
  dougqh
  and
  claude
  committed
  fbab551

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Route intercepted tags by id instead of by name - #12817

Route intercepted tags by id instead of by name#12817
dougqh wants to merge 21 commits into
masterfrom
dougqh/id-tag-interceptor

Commits on Oct 9, 2026

Set known tags by id on TagMap and spans

Ignore unknown ids when clearing a tag by id; fix a comment wrap

Precheck and reuse the box in long-valued setters

Keep peer.port off the id path

Merge set-by-id (#12715) onto master

Mark intercepted tags with an id bit, via a tracer overlay

Dispatch TagInterceptor on tag ids

Set tags on spans by id first

Look up tag names by serial in an array, not a switch

Point stale comments at the tracer overlay and the intercepted bit

Index the split-by-tags table by serial, sized to every known tag

Check for a known tag id with a range check, not a name lookup

Pin interceptTag(long) above C2's inlining size

Tighten comments on the id-keyed interceptor

Treat overlay tags as intercepted; tidy from review

Reject shared-name tag ids on the id-keyed TagMap and span paths

Test rejection of shared-name tag ids

Commits on Oct 10, 2026

Build custom tags by name and known tags by id

Merge master into id-tag-interceptor (#12817)

Give the tracer core a restricted, trusted path into TagMap

Mark TagMap.Internals @NoEscape