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io_uring: don't expose io_fill_cqe_aux()

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Deduplicate some code and add a helper for filling an aux CQE, locking
and notification.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/b7c6557c8f9dc5c4cfb01292116c682a0ff61081.1655455613.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov
2022-06-17 09:48:00 +01:00
committed by Jens Axboe
parent f09c8643f0
commit d245bca637
6 changed files with 35 additions and 53 deletions
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11
io_uring/msg_ring.c
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@@ -34,7 +34,6 @@ int io_msg_ring(struct io_kiocb *req, unsigned int issue_flags)
{
struct io_msg *msg = io_kiocb_to_cmd(req);
struct io_ring_ctx *target_ctx;
bool filled;
int ret;
ret = -EBADFD;
@@ -43,16 +42,8 @@ int io_msg_ring(struct io_kiocb *req, unsigned int issue_flags)
ret = -EOVERFLOW;
target_ctx = req->file->private_data;
spin_lock(&target_ctx->completion_lock);
filled = io_fill_cqe_aux(target_ctx, msg->user_data, msg->len, 0);
io_commit_cqring(target_ctx);
spin_unlock(&target_ctx->completion_lock);
if (filled) {
io_cqring_ev_posted(target_ctx);
if (io_post_aux_cqe(target_ctx, msg->user_data, msg->len, 0))
ret = 0;
}
done:
if (ret < 0)