runtime.mspan.speciallock (field)

11 uses

	runtime (current package)
		mgcmark.go#L376: 			lock(&s.speciallock)
		mgcmark.go#L397: 			unlock(&s.speciallock)
		mheap.go#L493: 	speciallock           mutex         // guards specials list and changes to pinnerBits
		mheap.go#L1687: 	span.speciallock.key = 0
		mheap.go#L1696: 	lockInit(&span.speciallock, lockRankMspanSpecial)
		mheap.go#L1853: 	lock(&span.speciallock)
		mheap.go#L1865: 	unlock(&span.speciallock)
		mheap.go#L1888: 	lock(&span.speciallock)
		mheap.go#L1899: 	unlock(&span.speciallock)
		pinner.go#L165: 	lock(&span.speciallock) // guard against concurrent calls of setPinned on same span
		pinner.go#L210: 	unlock(&span.speciallock)

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