if c := p.mcache; c != nil {
c.tiny = nil
c.tinysize = 0
+
+ // disconnect cached list before dropping it on the floor,
+ // so that a dangling ref to one entry does not pin all of them.
+ var sg, sgnext *sudog
+ for sg = c.sudogcache; sg != nil; sg = sgnext {
+ sgnext = sg.next
+ sg.next = nil
+ }
c.sudogcache = nil
}
+
// clear defer pools
for i := range p.deferpool {
+ // disconnect cached list before dropping it on the floor,
+ // so that a dangling ref to one entry does not pin all of them.
+ var d, dlink *_defer
+ for d = p.deferpool[i]; d != nil; d = dlink {
+ dlink = d.link
+ d.link = nil
+ }
p.deferpool[i] = nil
}
}