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| author | Richard Musiol <mail@richard-musiol.de> | 2019-10-10 22:38:26 +0200 |
|---|---|---|
| committer | Richard Musiol <neelance@gmail.com> | 2019-10-11 18:09:33 +0000 |
| commit | 2686e7494845dae877e0efb4ff786c672b2cd2ef (patch) | |
| tree | e425983c821567c7c12332293f3664e04b9d6cb1 /src/runtime/traceback.go | |
| parent | 426bfbe9a375aebf5df2fbc5eb340fccc0466382 (diff) | |
| download | go-2686e7494845dae877e0efb4ff786c672b2cd2ef.tar.gz go-2686e7494845dae877e0efb4ff786c672b2cd2ef.zip | |
runtime: make goroutine for wasm async events short-lived
An extra goroutine is necessary to handle asynchronous events on wasm.
However, we do not want this goroutine to exist all the time.
This change makes it short-lived, so it ends after the asynchronous
event was handled.
Fixes #34768
Change-Id: I24626ff0af9d803a01ebe33fbb584d04d2059a44
Reviewed-on: https://go-review.googlesource.com/c/go/+/200497
Run-TryBot: Richard Musiol <neelance@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Diffstat (limited to 'src/runtime/traceback.go')
| -rw-r--r-- | src/runtime/traceback.go | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/runtime/traceback.go b/src/runtime/traceback.go index 96fb33c04b..0e4b75a7e6 100644 --- a/src/runtime/traceback.go +++ b/src/runtime/traceback.go @@ -998,7 +998,7 @@ func topofstack(f funcInfo, g0 bool) bool { // isSystemGoroutine reports whether the goroutine g must be omitted // in stack dumps and deadlock detector. This is any goroutine that // starts at a runtime.* entry point, except for runtime.main, -// runtime.handleAsyncEvents (wasm only) and sometimes runtime.runfinq. +// runtime.handleAsyncEvent (wasm only) and sometimes runtime.runfinq. // // If fixed is true, any goroutine that can vary between user and // system (that is, the finalizer goroutine) is considered a user @@ -1009,7 +1009,7 @@ func isSystemGoroutine(gp *g, fixed bool) bool { if !f.valid() { return false } - if f.funcID == funcID_runtime_main || f.funcID == funcID_handleAsyncEvents { + if f.funcID == funcID_runtime_main || f.funcID == funcID_handleAsyncEvent { return false } if f.funcID == funcID_runfinq { |