Commit 046fcc83 authored by Dylan Yudaken's avatar Dylan Yudaken Committed by Jens Axboe
Browse files

io_uring: remove unneeded io_send_zc accounting 



zc->len and zc->buf are not actually used once you get to the retry
stage. The buffer remains in kmsg->msg.msg_iter, which is setup in
io_send_setup.
Note: it still seems needed in io_send due to io_send_select_buffer
needing it (for the len parameter).

Signed-off-by: default avatarDylan Yudaken <dyudaken@gmail.com>
Reviewed-by: default avatarPavel Begunkov <asml.silence@gmail.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 600b665b

io_uring/net.c

+0 −2
Original line number Diff line number Diff line
@@ -1493,8 +1493,6 @@ int io_send_zc(struct io_kiocb *req, unsigned int issue_flags) 
			return -EAGAIN;



		if (ret > 0 && io_net_retry(sock, kmsg->msg.msg_flags)) {

			zc->len -= ret;

			zc->buf += ret;

			zc->done_io += ret;

			return -EAGAIN;

		}