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(parent: 5c802c1) | patch
runtime: add a lock partial order edge (assistQueue -> mspanSpecial)
authorDan Scales <danscales@google.com>
Tue, 12 May 2020 22:44:47 +0000 (15:44 -0700)
committerDan Scales <danscales@google.com>
Thu, 14 May 2020 18:58:17 +0000 (18:58 +0000)
commitf474e9e549b248653875c340b3c6d7ab495decfe
treed1094db6003816573808704dee16df993426a331tree
parent5c802c13e88b700b9acaf390d495a92101214e2bcommit | diff
runtime: add a lock partial order edge (assistQueue -> mspanSpecial)

From interesting stack trace from GC assist through memory profiling to
addspecial().

Fixes #39022

Change-Id: Ia0506b820fe29ae91490b61c4e9c2fffcad9f7d6
Reviewed-on: https://go-review.googlesource.com/c/go/+/233599
Run-TryBot: Dan Scales <danscales@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Austin Clements <austin@google.com>
src/runtime/lockrank.go diff | blob | history
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