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authorJeff Layton <jlayton@primarydata.com>2015-06-08 12:05:56 -0700
committerJ. Bruce Fields <bfields@redhat.com>2015-08-10 16:05:41 -0400
commit758f62fff9ad630f05866a1dd6ae9453a7730c2e (patch)
tree07bf53619da925bc2b74e6365b9fff5ce0cd906d
parentc369014f1776367269c8fbb5ea8932826d89ce2f (diff)
nfsd/sunrpc: move sv_module parm into sv_ops
...not technically an operation, but it's more convenient and cleaner to pass the module pointer in this struct. Signed-off-by: Shirley Ma <shirley.ma@oracle.com> Acked-by: Jeff Layton <jlayton@primarydata.com> Tested-by: Shirley Ma <shirley.ma@oracle.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
-rw-r--r--fs/nfsd/nfssvc.c3
-rw-r--r--include/linux/sunrpc/svc.h9
-rw-r--r--net/sunrpc/svc.c8
3 files changed, 11 insertions, 9 deletions
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index bd03968363ff..17ceaad5f80a 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -394,6 +394,7 @@ static int nfsd_get_default_max_blksize(void)
static struct svc_serv_ops nfsd_sv_ops = {
.svo_shutdown = nfsd_last_thread,
.svo_function = nfsd,
+ .svo_module = THIS_MODULE,
};
int nfsd_create_serv(struct net *net)
@@ -410,7 +411,7 @@ int nfsd_create_serv(struct net *net)
nfsd_max_blksize = nfsd_get_default_max_blksize();
nfsd_reset_versions();
nn->nfsd_serv = svc_create_pooled(&nfsd_program, nfsd_max_blksize,
- &nfsd_sv_ops, THIS_MODULE);
+ &nfsd_sv_ops);
if (nn->nfsd_serv == NULL)
return -ENOMEM;
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 7c51b21ce9d6..0150003d584b 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -54,7 +54,12 @@ struct svc_serv;
struct svc_serv_ops {
/* Callback to use when last thread exits. */
void (*svo_shutdown)(struct svc_serv *, struct net *);
+
+ /* function for service threads to run */
int (*svo_function)(void *);
+
+ /* optional module to count when adding threads (pooled svcs only) */
+ struct module *svo_module;
};
/*
@@ -89,8 +94,6 @@ struct svc_serv {
unsigned int sv_nrpools; /* number of thread pools */
struct svc_pool * sv_pools; /* array of thread pools */
struct svc_serv_ops *sv_ops; /* server operations */
- struct module * sv_module; /* optional module to count when
- * adding threads */
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
struct list_head sv_cb_list; /* queue for callback requests
* that arrive over the same
@@ -430,7 +433,7 @@ struct svc_rqst *svc_prepare_thread(struct svc_serv *serv,
struct svc_pool *pool, int node);
void svc_exit_thread(struct svc_rqst *);
struct svc_serv * svc_create_pooled(struct svc_program *, unsigned int,
- struct svc_serv_ops *, struct module *);
+ struct svc_serv_ops *);
int svc_set_num_threads(struct svc_serv *, struct svc_pool *, int);
int svc_pool_stats_open(struct svc_serv *serv, struct file *file);
void svc_destroy(struct svc_serv *);
diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
index 5b8726030c24..5a6be22a7904 100644
--- a/net/sunrpc/svc.c
+++ b/net/sunrpc/svc.c
@@ -494,7 +494,7 @@ EXPORT_SYMBOL_GPL(svc_create);
struct svc_serv *
svc_create_pooled(struct svc_program *prog, unsigned int bufsize,
- struct svc_serv_ops *ops, struct module *mod)
+ struct svc_serv_ops *ops)
{
struct svc_serv *serv;
unsigned int npools = svc_pool_map_get();
@@ -502,8 +502,6 @@ svc_create_pooled(struct svc_program *prog, unsigned int bufsize,
serv = __svc_create(prog, bufsize, npools, ops);
if (!serv)
goto out_err;
-
- serv->sv_module = mod;
return serv;
out_err:
svc_pool_map_put();
@@ -737,12 +735,12 @@ svc_set_num_threads(struct svc_serv *serv, struct svc_pool *pool, int nrservs)
break;
}
- __module_get(serv->sv_module);
+ __module_get(serv->sv_ops->svo_module);
task = kthread_create_on_node(serv->sv_ops->svo_function, rqstp,
node, "%s", serv->sv_name);
if (IS_ERR(task)) {
error = PTR_ERR(task);
- module_put(serv->sv_module);
+ module_put(serv->sv_ops->svo_module);
svc_exit_thread(rqstp);
break;
}