examples/proxy: drop (now) unused list code

We do deferred non-sendmsg sends smarter now, get rid of this now
unused stuff.

Signed-off-by: Jens Axboe <axboe@kernel.dk>

2 files changed, 0 insertions, 71 deletions

diff --git a/examples/list.h b/examples/list.h
deleted file mode 100644
index 5642235f..00000000
--- a/examples/list.h
+++ /dev/null
@@ -1,61 +0,0 @@
-#ifndef LIBURING_EX_LIST_H
-#define LIBURING_EX_LIST_H
-
-struct list_head {
-	struct list_head *prev, *next;
-};
-
-#ifndef offsetof
-#define offsetof(TYPE, FIELD) ((size_t) &((TYPE *)0)->FIELD)
-#endif
-
-#ifndef container_of
-#define container_of(PTR, TYPE, FIELD) ({			\
-	__typeof__(((TYPE *)0)->FIELD) *__FIELD_PTR = (PTR);	\
-	(TYPE *)((char *) __FIELD_PTR - offsetof(TYPE, FIELD));	\
-})
-#endif
-
-static inline void init_list_head(struct list_head *list)
-{
-	list->next = list;
-	list->prev = list;
-}
-
-static inline void __list_add(struct list_head *new, struct list_head *prev,
-			      struct list_head *next)
-{
-	next->prev = new;
-	new->next = next;
-	new->prev = prev;
-	prev->next = new;
-}
-
-static inline void list_add_tail(struct list_head *new, struct list_head *head)
-{
-	__list_add(new, head->prev, head);
-}
-
-static inline void __list_del(struct list_head *prev, struct list_head *next)
-{
-	next->prev = prev;
-	prev->next = next;
-}
-
-static inline void list_del(struct list_head *entry)
-{
-	__list_del(entry->prev, entry->next);
-}
-
-static inline bool list_empty(struct list_head *list)
-{
-	return list->next == list;
-}
-
-#define list_entry(ptr, type, member)		\
-	container_of(ptr, type, member)
-
-#define list_first_entry(ptr, type, member)	\
-	list_entry((ptr)->next, type, member)
-
-#endif
diff --git a/examples/proxy.c b/examples/proxy.c
index 37ca812f..df9c156b 100644
--- a/examples/proxy.c
+++ b/examples/proxy.c
@@ -47,7 +47,6 @@
 #include <liburing.h>
 
 #include "proxy.h"
-#include "list.h"
 #include "helpers.h"
 
 /*
@@ -97,13 +96,6 @@ static int br_mask;
 
 static int ring_size = 128;
 
-struct pending_send {
-	struct list_head list;
-
-	int fd, bid, len;
-	void *data;
-};
-
 /*
  * For sendmsg/recvmsg. recvmsg just has a single vec, sendmsg will have
  * two vecs - one that is currently submitted and being sent, and one that
@@ -140,7 +132,6 @@ struct conn_dir {
 	int pending_shutdown;
 	int pending_send;
 	int pending_recv;
-	struct list_head send_list;
 
 	int out_buffers;
 
@@ -826,7 +817,6 @@ static int handle_accept(struct io_uring *ring, struct io_uring_cqe *cqe)
 		struct conn_dir *cd = &c->cd[i];
 
 		cd->index = i;
-		init_list_head(&cd->send_list);
 		cd->snd_next_bid = -1;
 		cd->rcv_next_bid = -1;
 		init_msgs(cd);