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| author | Tao Qingyun <qingyunha@gmail.com> | 2021-06-22 00:24:05 +0000 |
|---|---|---|
| committer | Alexander Rakoczy <alex@golang.org> | 2021-06-25 17:31:39 +0000 |
| commit | d01bc571f7e55c7376f34e86be4e5660887bd30c (patch) | |
| tree | 2c8a7170ee2a2cab388b65f735ca9fa3df63cbfc /src/runtime/debug.go | |
| parent | 37f9a8f69d6299783eac8848d87e27eb563500ac (diff) | |
| download | go-d01bc571f7e55c7376f34e86be4e5660887bd30c.tar.xz | |
runtime: make ncgocall a global counter
ncgocall was stored per M, runtime.NumCgoCall lost the counter when a M die.
Fixes #46789
Change-Id: I85831fbb2713f4c30d1800d07e1f47aa0031970e
GitHub-Last-Rev: cbc15fa870de776d3fbf3b62fc9a5e01792e6a26
GitHub-Pull-Request: golang/go#46842
Reviewed-on: https://go-review.googlesource.com/c/go/+/329729
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Trust: Alexander Rakoczy <alex@golang.org>
Diffstat (limited to 'src/runtime/debug.go')
| -rw-r--r-- | src/runtime/debug.go | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/runtime/debug.go b/src/runtime/debug.go index f411b22676..82deefa200 100644 --- a/src/runtime/debug.go +++ b/src/runtime/debug.go @@ -45,7 +45,7 @@ func NumCPU() int { // NumCgoCall returns the number of cgo calls made by the current process. func NumCgoCall() int64 { - var n int64 + var n = int64(atomic.Load64(&ncgocall)) for mp := (*m)(atomic.Loadp(unsafe.Pointer(&allm))); mp != nil; mp = mp.alllink { n += int64(mp.ncgocall) } |