>
> Signed-off-by: Jeff Layton <jlayton@redhat.com>
> ---
> include/linux/sunrpc/svc.h | 2 +
> net/sunrpc/svc.c | 59 +++++++++++++++++++++++++++++++------------
> 2 files changed, 44 insertions(+), 17 deletions(-)
>
> diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
> index 8531a70..5f07300 100644
> --- a/include/linux/sunrpc/svc.h
> +++ b/include/linux/sunrpc/svc.h
> @@ -382,6 +382,8 @@ struct svc_procedure {
> */
> struct svc_serv * svc_create(struct svc_program *, unsigned int,
> void (*shutdown)(struct svc_serv*));
> +struct svc_rqst *svc_prepare_thread(struct svc_serv *serv,
> + struct svc_pool *pool);
> int svc_create_thread(svc_thread_fn, struct svc_serv *);
> void svc_exit_thread(struct svc_rqst *);
> struct svc_serv * svc_create_pooled(struct svc_program *, unsigned int,
> diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
> index fca17d0..f9636bf 100644
> --- a/net/sunrpc/svc.c
> +++ b/net/sunrpc/svc.c
> @@ -538,31 +538,17 @@ svc_release_buffer(struct svc_rqst *rqstp)
> put_page(rqstp->rq_pages[i]);
> }
>
> -/*
> - * Create a thread in the given pool. Caller must hold BKL.
> - * On a NUMA or SMP machine, with a multi-pool serv, the thread
> - * will be restricted to run on the cpus belonging to the pool.
> - */
> -static int
> -__svc_create_thread(svc_thread_fn func, struct svc_serv *serv,
> - struct svc_pool *pool)
> +struct svc_rqst *
> +svc_prepare_thread(struct svc_serv *serv, struct svc_pool *pool)
> {
> struct svc_rqst *rqstp;
> - int error = -ENOMEM;
> - int have_oldmask = 0;
> - cpumask_t oldmask;
>
> rqstp = kzalloc(sizeof(*rqstp), GFP_KERNEL);
> if (!rqstp)
> - goto out;
> + goto out_enomem;
>
> init_waitqueue_head(&rqstp->rq_wait);
>
> - if (!(rqstp->rq_argp = kmalloc(serv->sv_xdrsize, GFP_KERNEL))
> - || !(rqstp->rq_resp = kmalloc(serv->sv_xdrsize, GFP_KERNEL))
> - || !svc_init_buffer(rqstp, serv->sv_max_mesg))
> - goto out_thread;
> -
> serv->sv_nrthreads++;
> spin_lock_bh(&pool->sp_lock);
> pool->sp_nrthreads++;
> @@ -571,6 +557,45 @@ __svc_create_thread(svc_thread_fn func, struct svc_serv *serv,
> rqstp->rq_server = serv;
> rqstp->rq_pool = pool;
>
> + rqstp->rq_argp = kmalloc(serv->sv_xdrsize, GFP_KERNEL);
> + if (!rqstp->rq_argp)
> + goto out_thread;
> +
> + rqstp->rq_resp = kmalloc(serv->sv_xdrsize, GFP_KERNEL);
> + if (!rqstp->rq_resp)
> + goto out_thread;
> +
> + if (!svc_init_buffer(rqstp, serv->sv_max_mesg))
> + goto out_thread;
> +
> + return rqstp;
> +out_thread:
> + svc_exit_thread(rqstp);
> +out_enomem:
> + return ERR_PTR(-ENOMEM);
> +}
> +EXPORT_SYMBOL(svc_prepare_thread);
> +
> +/*
> + * Create a thread in the given pool. Caller must hold BKL.
> + * On a NUMA or SMP machine, with a multi-pool serv, the thread
> + * will be restricted to run on the cpus belonging to the pool.
> + */
> +static int
> +__svc_create_thread(svc_thread_fn func, struct svc_serv *serv,
> + struct svc_pool *pool)
> +{
> + struct svc_rqst *rqstp;
> + int error = -ENOMEM;
> + int have_oldmask = 0;
> + cpumask_t oldmask;
> +
> + rqstp = svc_prepare_thread(serv, pool);
> + if (IS_ERR(rqstp)) {
> + error = PTR_ERR(rqstp);
> + goto out;
> + }
> +
> if (serv->sv_nrpools > 1)
> have_oldmask = svc_pool_map_set_cpumask(pool->sp_id, &oldmask);
>
> --
> 1.5.3.7
>
> -
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