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authorEric Dumazet <edumazet@google.com>2019-05-24 19:03:30 +0300
committerDavid S. Miller <davem@davemloft.net>2019-05-27 00:08:04 +0300
commit6ce3b4dcee4f96a5000d3f790403eb6997e3d553 (patch)
tree8247968b50fc5a8b54c647b67a3136d03a8fc0e7 /include/net/inet_frag.h
parentddf6ddb057f22445837df4d01bd966995d4426f7 (diff)
downloadlinux-6ce3b4dcee4f96a5000d3f790403eb6997e3d553.tar.xz
inet: rename netns_frags to fqdir
1) struct netns_frags is renamed to struct fqdir This structure is really holding many frag queues in a hash table. 2) (struct inet_frag_queue)->net field is renamed to fqdir since net is generally associated to a 'struct net' pointer in networking stack. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/inet_frag.h')
-rw-r--r--include/net/inet_frag.h29
1 files changed, 15 insertions, 14 deletions
diff --git a/include/net/inet_frag.h b/include/net/inet_frag.h
index 378904ee9129..b19b1ba44ac5 100644
--- a/include/net/inet_frag.h
+++ b/include/net/inet_frag.h
@@ -4,7 +4,8 @@
#include <linux/rhashtable-types.h>
-struct netns_frags {
+/* Per netns frag queues directory */
+struct fqdir {
/* sysctls */
long high_thresh;
long low_thresh;
@@ -64,7 +65,7 @@ struct frag_v6_compare_key {
* @meat: length of received fragments so far
* @flags: fragment queue flags
* @max_size: maximum received fragment size
- * @net: namespace that this frag belongs to
+ * @fqdir: pointer to struct fqdir
* @rcu: rcu head for freeing deferall
*/
struct inet_frag_queue {
@@ -84,7 +85,7 @@ struct inet_frag_queue {
int meat;
__u8 flags;
u16 max_size;
- struct netns_frags *net;
+ struct fqdir *fqdir;
struct rcu_head rcu;
};
@@ -103,16 +104,16 @@ struct inet_frags {
int inet_frags_init(struct inet_frags *);
void inet_frags_fini(struct inet_frags *);
-static inline int inet_frags_init_net(struct netns_frags *nf)
+static inline int inet_frags_init_net(struct fqdir *fqdir)
{
- atomic_long_set(&nf->mem, 0);
- return rhashtable_init(&nf->rhashtable, &nf->f->rhash_params);
+ atomic_long_set(&fqdir->mem, 0);
+ return rhashtable_init(&fqdir->rhashtable, &fqdir->f->rhash_params);
}
-void inet_frags_exit_net(struct netns_frags *nf);
+void inet_frags_exit_net(struct fqdir *fqdir);
void inet_frag_kill(struct inet_frag_queue *q);
void inet_frag_destroy(struct inet_frag_queue *q);
-struct inet_frag_queue *inet_frag_find(struct netns_frags *nf, void *key);
+struct inet_frag_queue *inet_frag_find(struct fqdir *fqdir, void *key);
/* Free all skbs in the queue; return the sum of their truesizes. */
unsigned int inet_frag_rbtree_purge(struct rb_root *root);
@@ -125,19 +126,19 @@ static inline void inet_frag_put(struct inet_frag_queue *q)
/* Memory Tracking Functions. */
-static inline long frag_mem_limit(const struct netns_frags *nf)
+static inline long frag_mem_limit(const struct fqdir *fqdir)
{
- return atomic_long_read(&nf->mem);
+ return atomic_long_read(&fqdir->mem);
}
-static inline void sub_frag_mem_limit(struct netns_frags *nf, long val)
+static inline void sub_frag_mem_limit(struct fqdir *fqdir, long val)
{
- atomic_long_sub(val, &nf->mem);
+ atomic_long_sub(val, &fqdir->mem);
}
-static inline void add_frag_mem_limit(struct netns_frags *nf, long val)
+static inline void add_frag_mem_limit(struct fqdir *fqdir, long val)
{
- atomic_long_add(val, &nf->mem);
+ atomic_long_add(val, &fqdir->mem);
}
/* RFC 3168 support :