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runtime: unified the calculate for max objects per span

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the freemark is used for mark the status for one span's slots.
the size can be simplify by directly use the predefined constant
of gc.MaxObjsPerSpan

Change-Id: Ieb174655a829cceeb70b908d83b48c829cc08705
GitHub-Last-Rev: d36aa73175
GitHub-Pull-Request: golang/go#77841
Reviewed-on: https://go-review.googlesource.com/c/go/+/749760
Reviewed-by: Keith Randall <khr@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Keith Randall <khr@golang.org>
Reviewed-by: Tony Tang <jianfeng.tony@gmail.com>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: David Chase <drchase@google.com>
This commit is contained in:
Tony
2026-02-27 11:28:38 +00:00
committed by Gopher Robot
parent 93b78326c3
commit a48829de1e
1 changed files with 1 additions and 1 deletions
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2
src/runtime/heapdump.go
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@@ -480,7 +480,7 @@ func dumproots() {
// Bit vector of free marks.
// Needs to be as big as the largest number of objects per span.
var freemark [pageSize / 8]bool
var freemark [gc.MaxObjsPerSpan]bool
func dumpobjs() {
// To protect mheap_.allspans.