[PATCH] rxrpc_find_service_conn_rcu: use read_seqbegin() rather than read_seqbegin_or_lock()
Oleg Nesterov
oleg at redhat.com
Thu Nov 16 07:06:50 PST 2023
On 11/16, David Howells wrote:
>
> Oleg Nesterov <oleg at redhat.com> wrote:
>
> > > > - the usage of read_seqbegin_or_lock/need_seqretry in
> > > > this code makes no sense because read_seqlock_excl()
> > > > is not possible
> > >
> > > Not exactly. I think it should take a lock on the second pass.
> >
> > OK, then how about the patch below?
>
> That seems to work.
OK, I'll send V2 tomorrow.
Should I change fs/afs the same way?
Oleg.
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