}
}
-static struct io_async_msghdr *io_recvmsg_alloc_async(struct io_kiocb *req,
- unsigned int issue_flags)
+static struct io_async_msghdr *io_msg_alloc_async(struct io_kiocb *req,
+ unsigned int issue_flags)
{
struct io_ring_ctx *ctx = req->ctx;
struct io_cache_entry *entry;
return NULL;
}
+static inline struct io_async_msghdr *io_msg_alloc_async_prep(struct io_kiocb *req)
+{
+ /* ->prep_async is always called from the submission context */
+ return io_msg_alloc_async(req, 0);
+}
+
static int io_setup_async_msg(struct io_kiocb *req,
struct io_async_msghdr *kmsg,
unsigned int issue_flags)
if (req_has_async_data(req))
return -EAGAIN;
- async_msg = io_recvmsg_alloc_async(req, issue_flags);
+ async_msg = io_msg_alloc_async(req, issue_flags);
if (!async_msg) {
kfree(kmsg->free_iov);
return -ENOMEM;
{
int ret;
+ if (!io_msg_alloc_async_prep(req))
+ return -ENOMEM;
ret = io_sendmsg_copy_hdr(req, req->async_data);
if (!ret)
req->flags |= REQ_F_NEED_CLEANUP;
{
int ret;
+ if (!io_msg_alloc_async_prep(req))
+ return -ENOMEM;
ret = io_recvmsg_copy_hdr(req, req->async_data);
if (!ret)
req->flags |= REQ_F_NEED_CLEANUP;
.unbound_nonreg_file = 1,
.pollout = 1,
.ioprio = 1,
+ .manual_alloc = 1,
.name = "SENDMSG",
#if defined(CONFIG_NET)
.async_size = sizeof(struct io_async_msghdr),
.pollin = 1,
.buffer_select = 1,
.ioprio = 1,
+ .manual_alloc = 1,
.name = "RECVMSG",
#if defined(CONFIG_NET)
.async_size = sizeof(struct io_async_msghdr),