Re: SLAB_TYPESAFE_BY_RCU without constructors (was Re: [PATCH v4 13/17] khwasan: add hooks implementation)
From: Eric Dumazet <edumazet@google.com>
Date: 2018-07-31 17:42:09
Also in:
dri-devel, intel-gfx, linux-ext4, linux-mm, lkml, netfilter-devel
On Tue, Jul 31, 2018 at 10:36 AM Christopher Lameter [off-list ref] wrote:
If there is refcounting going on then why use SLAB_TYPESAFE_BY_RCU?
To allow fast reuse of objects, without going through call_rcu() and reducing cache efficiency. I believe this is mentioned in Documentation/RCU/rculist_nulls.txt