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lvs-devel
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| To: | Eric Dumazet <eric.dumazet@xxxxxxxxx> |
|---|---|
| Subject: | Re: [PATCH ipvs-next] ipvs: Remove rcu_read_unlock();rcu_read_lock(); |
| Cc: | Simon Horman <horms@xxxxxxxxxxxx>, Hans Schillstrom <hans@xxxxxxxxxxxxxxx>, Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>, lvs-devel@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, netfilter-devel@xxxxxxxxxxxxxxx, Wensong Zhang <wensong@xxxxxxxxxxxx> |
| From: | Julian Anastasov <ja@xxxxxx> |
| Date: | Thu, 25 Apr 2013 22:46:55 +0300 (EEST) |
Hello,
On Thu, 25 Apr 2013, Eric Dumazet wrote:
> On Thu, 2013-04-25 at 22:36 +0900, Simon Horman wrote:
>
> > Ok, leaving it seems reasonable.
> > Pablo, do you have any objections?
>
> I have objections.
>
> I would _add_ a cond_resched() there to explicitly do what we want
>
> Maybe a macro/inline doing this already exists.
>
> static void inline cond_resched_rcu_lock(void)
> {
> if (need_resched()) {
> rcu_read_unlock();
> cond_resched();
> rcu_read_lock();
> }
> }
Thanks, looks like a good idea to me, I guess
its place is include/linux/sched.h. Simon, can you prepare
2 patches instead, one for cond_resched_rcu_lock and second
for ipvs?
Regards
--
Julian Anastasov <ja@xxxxxx>
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