diff options
| author | NeilBrown <neilb@suse.de> | 2021-11-29 15:51:25 +1100 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2021-12-13 13:42:57 -0500 |
| commit | cf0e124e0a489944d08fcc3c694d2b234d2cc658 (patch) | |
| tree | 724c35da04f72883ceaa7256e0343df2ad4bae55 /net/sunrpc | |
| parent | ecd3ad68d2c6d3ae178a63a2d9a02c392904fd36 (diff) | |
SUNRPC: move the pool_map definitions (back) into svc.c
These definitions are not used outside of svc.c, and there is no
evidence that they ever have been. So move them into svc.c
and make the declarations 'static'.
Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'net/sunrpc')
| -rw-r--r-- | net/sunrpc/svc.c | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c index 5513f8c9a8d6..f0dd9ef7e0cd 100644 --- a/net/sunrpc/svc.c +++ b/net/sunrpc/svc.c @@ -42,13 +42,34 @@ static void svc_unregister(const struct svc_serv *serv, struct net *net); #define SVC_POOL_DEFAULT SVC_POOL_GLOBAL /* + * Mode for mapping cpus to pools. + */ +enum { + SVC_POOL_AUTO = -1, /* choose one of the others */ + SVC_POOL_GLOBAL, /* no mapping, just a single global pool + * (legacy & UP mode) */ + SVC_POOL_PERCPU, /* one pool per cpu */ + SVC_POOL_PERNODE /* one pool per numa node */ +}; + +/* * Structure for mapping cpus to pools and vice versa. * Setup once during sunrpc initialisation. */ -struct svc_pool_map svc_pool_map = { + +struct svc_pool_map { + int count; /* How many svc_servs use us */ + int mode; /* Note: int not enum to avoid + * warnings about "enumeration value + * not handled in switch" */ + unsigned int npools; + unsigned int *pool_to; /* maps pool id to cpu or node */ + unsigned int *to_pool; /* maps cpu or node to pool id */ +}; + +static struct svc_pool_map svc_pool_map = { .mode = SVC_POOL_DEFAULT }; -EXPORT_SYMBOL_GPL(svc_pool_map); static DEFINE_MUTEX(svc_pool_map_mutex);/* protects svc_pool_map.count only */ @@ -222,7 +243,7 @@ svc_pool_map_init_pernode(struct svc_pool_map *m) * vice versa). Initialise the map if we're the first user. * Returns the number of pools. */ -unsigned int +static unsigned int svc_pool_map_get(void) { struct svc_pool_map *m = &svc_pool_map; @@ -257,7 +278,6 @@ svc_pool_map_get(void) mutex_unlock(&svc_pool_map_mutex); return m->npools; } -EXPORT_SYMBOL_GPL(svc_pool_map_get); /* * Drop a reference to the global map of cpus to pools. @@ -266,7 +286,7 @@ EXPORT_SYMBOL_GPL(svc_pool_map_get); * mode using the pool_mode module option without * rebooting or re-loading sunrpc.ko. */ -void +static void svc_pool_map_put(void) { struct svc_pool_map *m = &svc_pool_map; @@ -283,7 +303,6 @@ svc_pool_map_put(void) mutex_unlock(&svc_pool_map_mutex); } -EXPORT_SYMBOL_GPL(svc_pool_map_put); static int svc_pool_map_get_node(unsigned int pidx) { |