runtime.mspan.speciallock (field)

10 uses

	runtime (current package)
		mgcmark.go#L379: 			lock(&s.speciallock)
		mgcmark.go#L398: 			unlock(&s.speciallock)
		mheap.go#L460: 	speciallock mutex         // guards specials list
		mheap.go#L1564: 	span.speciallock.key = 0
		mheap.go#L1571: 	lockInit(&span.speciallock, lockRankMspanSpecial)
		mheap.go#L1725: 	lock(&span.speciallock)
		mheap.go#L1735: 			unlock(&span.speciallock)
		mheap.go#L1750: 	unlock(&span.speciallock)
		mheap.go#L1774: 	lock(&span.speciallock)
		mheap.go#L1793: 	unlock(&span.speciallock)