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io_uring: inline io_poll_task_handler() 

io_poll_task_handler() doesn't add clarity, inline it in its only user.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2020-10-18 10:17:42 +01:00 committed by Jens Axboe
parent 069b89384d
commit dd221f46f6
1 changed files with 14 additions and 21 deletions
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35
fs/io_uring.c
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@ -4925,32 +4925,25 @@ static void io_poll_complete(struct io_kiocb *req, __poll_t mask, int error)
io_commit_cqring(ctx);
}
static void io_poll_task_handler(struct io_kiocb *req, struct io_kiocb **nxt)
{
struct io_ring_ctx *ctx = req->ctx;
if (io_poll_rewait(req, &req->poll)) {
spin_unlock_irq(&ctx->completion_lock);
return;
}
hash_del(&req->hash_node);
io_poll_complete(req, req->result, 0);
spin_unlock_irq(&ctx->completion_lock);
*nxt = io_put_req_find_next(req);
io_cqring_ev_posted(ctx);
}
static void io_poll_task_func(struct callback_head *cb)
{
struct io_kiocb *req = container_of(cb, struct io_kiocb, task_work);
struct io_ring_ctx *ctx = req->ctx;
struct io_kiocb *nxt = NULL;
struct io_kiocb *nxt;
if (io_poll_rewait(req, &req->poll)) {
spin_unlock_irq(&ctx->completion_lock);
} else {
hash_del(&req->hash_node);
io_poll_complete(req, req->result, 0);
spin_unlock_irq(&ctx->completion_lock);
nxt = io_put_req_find_next(req);
io_cqring_ev_posted(ctx);
if (nxt)
__io_req_task_submit(nxt);
}
io_poll_task_handler(req, &nxt);
if (nxt)
__io_req_task_submit(nxt);
percpu_ref_put(&ctx->refs);
}