as a spinlock for SMP safety. Sparc32 lacked a "compare and swap"
type instruction. However, 32-bit Sparc has since been moved over
to a "hash table of spinlocks" scheme, that allows the full 32-bit
as a spinlock for SMP safety. Sparc32 lacked a "compare and swap"
type instruction. However, 32-bit Sparc has since been moved over
to a "hash table of spinlocks" scheme, that allows the full 32-bit