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Date: Fri, 6 May 2022 08:32:16 -0600 From: Jens Axboe <axboe@...nel.dk> To: Hao Xu <haoxu.linux@...il.com>, io-uring@...r.kernel.org Cc: Pavel Begunkov <asml.silence@...il.com>, linux-kernel@...r.kernel.org Subject: Re: [PATCH 1/5] io_uring: add IORING_ACCEPT_MULTISHOT for accept On 5/6/22 1:00 AM, Hao Xu wrote: > From: Hao Xu <howeyxu@...cent.com> > > add an accept_flag IORING_ACCEPT_MULTISHOT for accept, which is to > support multishot. > > Signed-off-by: Hao Xu <howeyxu@...cent.com> > --- > include/uapi/linux/io_uring.h | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h > index fad63564678a..73bc7e54ac18 100644 > --- a/include/uapi/linux/io_uring.h > +++ b/include/uapi/linux/io_uring.h > @@ -213,6 +213,11 @@ enum { > #define IORING_ASYNC_CANCEL_FD (1U << 1) > #define IORING_ASYNC_CANCEL_ANY (1U << 2) > > +/* > + * accept flags stored in accept_flags > + */ > +#define IORING_ACCEPT_MULTISHOT (1U << 15) It isn't stored in accept_flags, is it? This is an io_uring private flag, and it's in ioprio. Which is honestly a good place for per-op private flags, since nobody really uses ioprio outside of read/write style requests. But the comment is wrong :-) -- Jens Axboe
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