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io_uring/net: move recv/recvmsg flags out of retry loop

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The flags don't change, just intialize them once rather than every loop
for multishot.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2024-02-25 12:59:05 -07:00
parent c3f9109dbc
commit eb18c29dd2
1 changed files with 8 additions and 7 deletions
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15
io_uring/net.c
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@ -855,6 +855,10 @@ int io_recvmsg(struct io_kiocb *req, unsigned int issue_flags)
if (!io_check_multishot(req, issue_flags))
return io_setup_async_msg(req, kmsg, issue_flags);
flags = sr->msg_flags;
if (force_nonblock)
flags |= MSG_DONTWAIT;
retry_multishot:
if (io_do_buffer_select(req)) {
void __user *buf;
@ -875,10 +879,6 @@ retry_multishot:
iov_iter_ubuf(&kmsg->msg.msg_iter, ITER_DEST, buf, len);
}
flags = sr->msg_flags;
if (force_nonblock)
flags |= MSG_DONTWAIT;
kmsg->msg.msg_get_inq = 1;
kmsg->msg.msg_inq = -1;
if (req->flags & REQ_F_APOLL_MULTISHOT) {
@ -964,6 +964,10 @@ int io_recv(struct io_kiocb *req, unsigned int issue_flags)
msg.msg_iocb = NULL;
msg.msg_ubuf = NULL;
flags = sr->msg_flags;
if (force_nonblock)
flags |= MSG_DONTWAIT;
retry_multishot:
if (io_do_buffer_select(req)) {
void __user *buf;
@ -982,9 +986,6 @@ retry_multishot:
msg.msg_inq = -1;
msg.msg_flags = 0;
flags = sr->msg_flags;
if (force_nonblock)
flags |= MSG_DONTWAIT;
if (flags & MSG_WAITALL)
min_ret = iov_iter_count(&msg.msg_iter);