On Mon, 2011-08-08 at 17:03 +1000, Dave Chinner wrote:> + /* s_dentry_lru_lock protects s_dentry_lru, s_nr_dentry_unused */> + spinlock_t s_dentry_lru_lock ____cacheline_aligned_in_smp;> struct list_head s_dentry_lru; /* unused dentry lru */ Wouldn't it make sense to have both those on the same cacheline?