On Fri, 19 Oct 2012, Glauber Costa wrote: > An unlikely branch is used to make sure this case does not affect > performance in the usual slab_free path. > > The slab allocator has a time based reaper that would eventually get rid > of the objects, but we can also call it explicitly, since dead caches > are not a likely event.
This is also something that could be done from slab_common since all allocators have kmem_cache_shrink and kmem_cache_shrink can be used to drain the caches and free up empty slab pages. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
