提交 f44bc1f1 编写于 作者: S Stefan Bühler 提交者: Shile Zhang

req->error only used for iopoll

commit 5dcf877fb13f3c6a8ba0777ef766c4af32df725d upstream.

No need to set it in io_poll_add; io_poll_complete doesn't use it to set
the result in the CQE.
Signed-off-by: NStefan Bühler <source@stbuehler.de>
Signed-off-by: NJens Axboe <axboe@kernel.dk>
Signed-off-by: NJoseph Qi <joseph.qi@linux.alibaba.com>
Reviewed-by: NXiaoguang Wang <xiaoguang.wang@linux.alibaba.com>
上级 3707251b
......@@ -333,7 +333,7 @@ struct io_kiocb {
#define REQ_F_IO_DRAIN 32 /* drain existing IO first */
#define REQ_F_IO_DRAINED 64 /* drain done */
u64 user_data;
u32 error;
u32 error; /* iopoll result from callback */
u32 sequence;
struct work_struct work;
......@@ -1520,7 +1520,6 @@ static int io_poll_add(struct io_kiocb *req, const struct io_uring_sqe *sqe)
spin_unlock(&poll->head->lock);
}
if (mask) { /* no async, we'd stolen it */
req->error = mangle_poll(mask);
ipt.error = 0;
io_poll_complete(ctx, req, mask);
}
......
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