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io_uring: set IMPORT_BUFFER in generic send setup 

Move REQ_F_IMPORT_BUFFER to the common send setup. Currently, the only
user is send zc, but we'll want for normal sends to support that in the
future.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/18b74edfc61d8a1b6c9fed3b78a9276fe80f8ced.1743437358.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2025-03-31 17:18:00 +01:00 committed by Jens Axboe
parent e9ff9ae103
commit e6f74fd67d
1 changed files with 3 additions and 3 deletions
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6
io_uring/net.c
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@ -359,8 +359,10 @@ static int io_send_setup(struct io_kiocb *req, const struct io_uring_sqe *sqe)
kmsg->msg.msg_name = &kmsg->addr;
kmsg->msg.msg_namelen = addr_len;
}
if (sr->flags & IORING_RECVSEND_FIXED_BUF)
if (sr->flags & IORING_RECVSEND_FIXED_BUF) {
req->flags |= REQ_F_IMPORT_BUFFER;
return 0;
}
if (req->flags & REQ_F_BUFFER_SELECT)
return 0;
return import_ubuf(ITER_SOURCE, sr->buf, sr->len, &kmsg->msg.msg_iter);
@ -1313,8 +1315,6 @@ int io_send_zc_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe)
return -ENOMEM;
if (req->opcode == IORING_OP_SEND_ZC) {
if (zc->flags & IORING_RECVSEND_FIXED_BUF)
req->flags |= REQ_F_IMPORT_BUFFER;
ret = io_send_setup(req, sqe);
} else {
if (unlikely(sqe->addr2 || sqe->file_index))