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| author | Austin Clements <austin@google.com> | 2019-04-25 14:10:29 -0400 |
|---|---|---|
| committer | Austin Clements <austin@google.com> | 2019-11-02 21:51:23 +0000 |
| commit | 7955ecebfc85851d43913f9358fa5f6a7bbb7c59 (patch) | |
| tree | 2e03ab5bcb7c94d53871ee776e9c7aea775142b6 /src/runtime/export_test.go | |
| parent | 177a36a5dc29854489825e8113ecb2cbb7070690 (diff) | |
| download | go-7955ecebfc85851d43913f9358fa5f6a7bbb7c59.tar.gz go-7955ecebfc85851d43913f9358fa5f6a7bbb7c59.zip | |
runtime: add a test for asynchronous safe points
This adds a test of preempting a loop containing no synchronous safe
points for STW and stack scanning.
We couldn't add this test earlier because it requires scheduler, STW,
and stack scanning preemption to all be working.
For #10958, #24543.
Change-Id: I73292db78ca3d14aab11bdafd26d03986920ef0a
Reviewed-on: https://go-review.googlesource.com/c/go/+/201777
Run-TryBot: Austin Clements <austin@google.com>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Diffstat (limited to 'src/runtime/export_test.go')
| -rw-r--r-- | src/runtime/export_test.go | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/runtime/export_test.go b/src/runtime/export_test.go index 831f3f13d4..3c1b4db750 100644 --- a/src/runtime/export_test.go +++ b/src/runtime/export_test.go @@ -42,6 +42,8 @@ var PhysHugePageSize = physHugePageSize var NetpollGenericInit = netpollGenericInit +const PreemptMSupported = preemptMSupported + type LFNode struct { Next uint64 Pushcnt uintptr |