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io_uring: combine poll tw handlers

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Merge apoll and regular poll tw handlers, it will help with inlining.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/482e59edb9fc81bd275fdbf486837330fb27120a.1669821213.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2022-11-30 15:21:55 +00:00 committed by Jens Axboe
parent c3bfb57ea7
commit 443e575506
1 changed files with 21 additions and 33 deletions
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54
io_uring/poll.c
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@ -321,50 +321,38 @@ static void io_poll_task_func(struct io_kiocb *req, bool *locked)
ret = io_poll_check_events(req, locked);
if (ret == IOU_POLL_NO_ACTION)
return;
if (ret == IOU_POLL_DONE) {
struct io_poll *poll = io_kiocb_to_cmd(req, struct io_poll);
req->cqe.res = mangle_poll(req->cqe.res & poll->events);
} else if (ret != IOU_POLL_REMOVE_POLL_USE_RES) {
req->cqe.res = ret;
req_set_fail(req);
}
io_poll_remove_entries(req);
io_poll_tw_hash_eject(req, locked);
io_req_set_res(req, req->cqe.res, 0);
io_req_task_complete(req, locked);
}
if (req->opcode == IORING_OP_POLL_ADD) {
if (ret == IOU_POLL_DONE) {
struct io_poll *poll;
static void io_apoll_task_func(struct io_kiocb *req, bool *locked)
{
int ret;
poll = io_kiocb_to_cmd(req, struct io_poll);
req->cqe.res = mangle_poll(req->cqe.res & poll->events);
} else if (ret != IOU_POLL_REMOVE_POLL_USE_RES) {
req->cqe.res = ret;
req_set_fail(req);
}
ret = io_poll_check_events(req, locked);
if (ret == IOU_POLL_NO_ACTION)
return;
io_tw_lock(req->ctx, locked);
io_poll_remove_entries(req);
io_poll_tw_hash_eject(req, locked);
if (ret == IOU_POLL_REMOVE_POLL_USE_RES)
io_req_set_res(req, req->cqe.res, 0);
io_req_task_complete(req, locked);
else if (ret == IOU_POLL_DONE)
io_req_task_submit(req, locked);
else
io_req_defer_failed(req, ret);
} else {
io_tw_lock(req->ctx, locked);
if (ret == IOU_POLL_REMOVE_POLL_USE_RES)
io_req_task_complete(req, locked);
else if (ret == IOU_POLL_DONE)
io_req_task_submit(req, locked);
else
io_req_defer_failed(req, ret);
}
}
static void __io_poll_execute(struct io_kiocb *req, int mask)
{
io_req_set_res(req, mask, 0);
if (req->opcode == IORING_OP_POLL_ADD)
req->io_task_work.func = io_poll_task_func;
else
req->io_task_work.func = io_apoll_task_func;
req->io_task_work.func = io_poll_task_func;
trace_io_uring_task_add(req, mask);
io_req_task_work_add(req);