Add a new function svc_create_kthread that spawns svc threads using the
kthread API.
Signed-off-by: Jeff Layton <[email protected]>
---
include/linux/sunrpc/svc.h | 2 ++
net/sunrpc/sunrpc_syms.c | 1 +
net/sunrpc/svc.c | 19 +++++++++++++++++++
3 files changed, 22 insertions(+), 0 deletions(-)
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 19483fe..5296b52 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -385,6 +385,8 @@ struct svc_serv * svc_create(struct svc_program *, unsigned int,
struct svc_rqst * svc_prepare_thread(struct svc_serv *serv,
struct svc_pool *pool);
int svc_create_thread(svc_thread_fn, struct svc_serv *);
+int svc_create_kthread(svc_thread_fn func,
+ struct svc_rqst *rqstp);
void svc_exit_thread(struct svc_rqst *);
struct svc_serv * svc_create_pooled(struct svc_program *, unsigned int,
void (*shutdown)(struct svc_serv*),
diff --git a/net/sunrpc/sunrpc_syms.c b/net/sunrpc/sunrpc_syms.c
index 27bb185..757e730 100644
--- a/net/sunrpc/sunrpc_syms.c
+++ b/net/sunrpc/sunrpc_syms.c
@@ -65,6 +65,7 @@ EXPORT_SYMBOL(put_rpccred);
EXPORT_SYMBOL(svc_create);
EXPORT_SYMBOL(svc_prepare_thread);
EXPORT_SYMBOL(svc_create_thread);
+EXPORT_SYMBOL(svc_create_kthread);
EXPORT_SYMBOL(svc_create_pooled);
EXPORT_SYMBOL(svc_set_num_threads);
EXPORT_SYMBOL(svc_exit_thread);
diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
index 854e8ec..0c8c327 100644
--- a/net/sunrpc/svc.c
+++ b/net/sunrpc/svc.c
@@ -18,6 +18,7 @@
#include <linux/mm.h>
#include <linux/interrupt.h>
#include <linux/module.h>
+#include <linux/kthread.h>
#include <linux/sunrpc/types.h>
#include <linux/sunrpc/xdr.h>
@@ -619,6 +620,24 @@ svc_create_thread(svc_thread_fn func, struct svc_serv *serv)
return __svc_create_thread(func, serv, &serv->sv_pools[0]);
}
+int
+svc_create_kthread(svc_thread_fn func, struct svc_rqst *rqstp)
+{
+ struct svc_serv *serv = rqstp->rq_server;
+ struct task_struct *task;
+
+ task = kthread_create((int (*)(void *)) func, rqstp, serv->sv_name);
+ if (IS_ERR(task))
+ return PTR_ERR(task);
+
+ if (serv->sv_nrpools > 1)
+ svc_pool_map_set_cpumask(task, rqstp->rq_pool->sp_id, NULL);
+
+ svc_sock_update_bufs(serv);
+ wake_up_process(task);
+ return 0;
+}
+
/*
* Choose a pool in which to create a new thread, for svc_set_num_threads
*/
--
1.5.3.3
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