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| author | Austin Clements <austin@google.com> | 2018-08-26 21:33:26 -0400 |
|---|---|---|
| committer | Austin Clements <austin@google.com> | 2018-10-02 20:35:38 +0000 |
| commit | 0906d648aa173f65aaafd6296d43247b426f05f3 (patch) | |
| tree | cbc017b0b1353a79059c4cc00a4881c557c2c901 /src/runtime/mgcmark.go | |
| parent | 550dfc8ae1651eb954274045e31f8ef2e95f6c6c (diff) | |
| download | go-0906d648aa173f65aaafd6296d43247b426f05f3.tar.gz go-0906d648aa173f65aaafd6296d43247b426f05f3.zip | |
runtime: eliminate gchelper mechanism
Now that we do no mark work during mark termination, we no longer need
the gchelper mechanism.
Updates #26903.
Updates #17503.
Change-Id: Ie94e5c0f918cfa047e88cae1028fece106955c1b
Reviewed-on: https://go-review.googlesource.com/c/134785
Run-TryBot: Austin Clements <austin@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rick Hudson <rlh@golang.org>
Diffstat (limited to 'src/runtime/mgcmark.go')
| -rw-r--r-- | src/runtime/mgcmark.go | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/src/runtime/mgcmark.go b/src/runtime/mgcmark.go index 0f220dd1b9..34e9776d27 100644 --- a/src/runtime/mgcmark.go +++ b/src/runtime/mgcmark.go @@ -685,10 +685,6 @@ func scanstack(gp *g, gcw *gcWork) { if gp == getg() { throw("can't scan our own stack") } - mp := gp.m - if mp != nil && mp.helpgc != 0 { - throw("can't scan gchelper stack") - } // Shrink the stack if not much of it is being used. shrinkstack(gp) |