io_uring: remove unused local list heads in NAPI functions

Olivier Langlois · axboe · commit c3fca4fb83f7 · 2024-07-30T06:20:20.000-06:00
These lists are unused, remove them. Signed-off-by: Olivier Langlois <olivier@trillion01.com> Reviewed-by: Pavel Begunkov <asml.silence@gmail.com> Link: https://lore.kernel.org/r/0a0ae3e955aed0f3e3d29882fb3d3cb575e0009b.1722294947.git.olivier@trillion01.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/io_uring/napi.c b/io_uring/napi.c
@@ -205,7 +205,6 @@ void io_napi_init(struct io_ring_ctx *ctx)
 void io_napi_free(struct io_ring_ctx *ctx)
 {
 	struct io_napi_entry *e;
-	LIST_HEAD(napi_list);
 	unsigned int i;
 
 	spin_lock(&ctx->napi_lock);
@@ -315,7 +314,6 @@ void __io_napi_busy_loop(struct io_ring_ctx *ctx, struct io_wait_queue *iowq)
  */
 int io_napi_sqpoll_busy_poll(struct io_ring_ctx *ctx)
 {
-	LIST_HEAD(napi_list);
 	bool is_stale = false;
 
 	if (!READ_ONCE(ctx->napi_busy_poll_dt))

Original file line number	Diff line number	Diff line change
`@@ -205,7 +205,6 @@ void io_napi_init(struct io_ring_ctx *ctx)`
`205`	`205`	`void io_napi_free(struct io_ring_ctx *ctx)`
`206`	`206`	`{`
`207`	`207`	`struct io_napi_entry *e;`
`208`		`- LIST_HEAD(napi_list);`
`209`	`208`	`unsigned int i;`
`210`	`209`
`211`	`210`	`spin_lock(&ctx->napi_lock);`
`@@ -315,7 +314,6 @@ void __io_napi_busy_loop(struct io_ring_ctx ctx, struct io_wait_queue iowq)`
`315`	`314`	`*/`
`316`	`315`	`int io_napi_sqpoll_busy_poll(struct io_ring_ctx *ctx)`
`317`	`316`	`{`
`318`		`- LIST_HEAD(napi_list);`
`319`	`317`	`bool is_stale = false;`
`320`	`318`
`321`	`319`	`if (!READ_ONCE(ctx->napi_busy_poll_dt))`