Re: [PATCH -mm 0/6] rcu: introduce kfree_rcu V2
From: Pekka Enberg
Date: Wed Mar 04 2009 - 07:01:24 EST
On Wed, Mar 4, 2009 at 1:45 PM, Ingo Molnar <mingo@xxxxxxx> wrote:
>> This is one of patches I test kfree_rcu().
>> And it could be an example conversions of this facility.
>>
>> ---
>> arch/ia64/sn/kernel/irq.c | 14 +-----------
>> block/genhd.c | 10 --------
>> ipc/sem.c | 10 +-------
>> kernel/audit_tree.c | 8 ------
>> kernel/cgroup.c | 9 -------
>> kernel/smp.c | 11 ---------
>> mm/vmalloc.c | 18 +--------------
>> net/can/af_can.c | 14 +-----------
>> net/core/gen_estimator.c | 9 -------
>> net/core/net_namespace.c | 10 --------
>> net/ipv4/fib_trie.c | 7 ------
>> net/ipv6/addrconf.c | 10 --------
>> net/netfilter/nf_conntrack_extend.c | 8 ------
>> net/netlabel/netlabel_unlabeled.c | 42 +-----------------------------------
>> security/device_cgroup.c | 10 --------
>> security/keys/keyring.c | 15 ------------
>> security/keys/user_defined.c | 18 +--------------
>> security/selinux/netif.c | 18 ---------------
>> security/selinux/netnode.c | 20 +----------------
>> security/selinux/netport.c | 20 +----------------
>> 20 files changed, 28 insertions(+), 253 deletions(-)
>
> Looks convincing to me but Nick does not like the extra SLAB
> field it uses :-/
FWIW, I'm fine with the patch series. One option for SLQB is to just
remove slab coloring as I've suggested in the past (the performance
benefit with current cpu caches is questionable).
Pekka
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