diff options
Diffstat (limited to 'io_uring/net.c')
| -rw-r--r-- | io_uring/net.c | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/io_uring/net.c b/io_uring/net.c index 070dea9a4eda..0a48596429d9 100644 --- a/io_uring/net.c +++ b/io_uring/net.c @@ -1528,9 +1528,12 @@ int io_accept(struct io_kiocb *req, unsigned int issue_flags) { struct io_accept *accept = io_kiocb_to_cmd(req, struct io_accept); bool force_nonblock = issue_flags & IO_URING_F_NONBLOCK; - unsigned int file_flags = force_nonblock ? O_NONBLOCK : 0; bool fixed = !!accept->file_slot; + struct proto_accept_arg arg = { + .flags = force_nonblock ? O_NONBLOCK : 0, + }; struct file *file; + unsigned cflags; int ret, fd; if (!(req->flags & REQ_F_POLLED) && @@ -1543,7 +1546,9 @@ retry: if (unlikely(fd < 0)) return fd; } - file = do_accept(req->file, file_flags, accept->addr, accept->addr_len, + arg.err = 0; + arg.is_empty = -1; + file = do_accept(req->file, &arg, accept->addr, accept->addr_len, accept->flags); if (IS_ERR(file)) { if (!fixed) @@ -1571,17 +1576,26 @@ retry: accept->file_slot); } + cflags = 0; + if (!arg.is_empty) + cflags |= IORING_CQE_F_SOCK_NONEMPTY; + if (!(req->flags & REQ_F_APOLL_MULTISHOT)) { - io_req_set_res(req, ret, 0); + io_req_set_res(req, ret, cflags); return IOU_OK; } if (ret < 0) return ret; - if (io_req_post_cqe(req, ret, IORING_CQE_F_MORE)) - goto retry; + if (io_req_post_cqe(req, ret, cflags | IORING_CQE_F_MORE)) { + if (cflags & IORING_CQE_F_SOCK_NONEMPTY || arg.is_empty == -1) + goto retry; + if (issue_flags & IO_URING_F_MULTISHOT) + return IOU_ISSUE_SKIP_COMPLETE; + return -EAGAIN; + } - io_req_set_res(req, ret, 0); + io_req_set_res(req, ret, cflags); return IOU_STOP_MULTISHOT; } |