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From: Stefan Metzmacher <metze@samba.org>
To: Pavel Begunkov <asml.silence@gmail.com>,
	io-uring <io-uring@vger.kernel.org>, Jens Axboe <axboe@kernel.dk>
Cc: Dylan Yudaken <dylany@fb.com>
Subject: Re: IORING_SEND_NOTIF_USER_DATA (was Re: IORING_CQE_F_COPIED)
Date: Fri, 21 Oct 2022 12:15:42 +0200	[thread overview]
Message-ID: <7b82ab4e-8612-02dc-865d-b5333e7ad534@samba.org> (raw)
In-Reply-To: <fc3967d3-ef72-7940-2436-3d8aa329151e@gmail.com>

Hi Pavel, and others...

>> As far as I can see io_send_zc_prep has this:
>>
>>          if (unlikely(READ_ONCE(sqe->__pad2[0]) || READ_ONCE(sqe->addr3)))
>>                  return -EINVAL;
>>
>> both are u64...
> 
> Hah, true, completely forgot about that one

BTW: any comment on my "[RFC PATCH 0/8] cleanup struct io_uring_sqe layout"
thread, that would make it much easier to figure out which fields are used..., see
https://lore.kernel.org/io-uring/cover.1660291547.git.metze@samba.org/#r

metze


  parent reply	other threads:[~2022-10-21 10:15 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-14 11:06 IORING_CQE_F_COPIED Stefan Metzmacher
2022-10-17 16:46 ` IORING_CQE_F_COPIED Pavel Begunkov
2022-10-18  8:43   ` IORING_CQE_F_COPIED Stefan Metzmacher
2022-10-19 15:06     ` IORING_CQE_F_COPIED Pavel Begunkov
2022-10-19 16:12       ` IORING_CQE_F_COPIED Stefan Metzmacher
2022-10-20  2:24         ` IORING_CQE_F_COPIED Pavel Begunkov
2022-10-20 10:04           ` IORING_SEND_NOTIF_REPORT_USAGE (was Re: IORING_CQE_F_COPIED) Stefan Metzmacher
2022-10-20 13:46             ` Pavel Begunkov
2022-10-20 14:51               ` Stefan Metzmacher
2022-10-20 15:31                 ` Pavel Begunkov
2022-10-21  9:36                   ` Stefan Metzmacher
2022-10-21 11:09                     ` Pavel Begunkov
2022-10-21 14:03                       ` Stefan Metzmacher
2022-10-27  8:47                         ` Stefan Metzmacher
2022-10-27 10:51                         ` Pavel Begunkov
2022-10-20 10:10           ` IORING_SEND_NOTIF_USER_DATA " Stefan Metzmacher
2022-10-20 15:37             ` Pavel Begunkov
2022-10-21  8:32               ` Stefan Metzmacher
2022-10-21  9:27                 ` Pavel Begunkov
2022-10-21  9:45                   ` Stefan Metzmacher
2022-10-21 11:20                     ` Pavel Begunkov
2022-10-21 12:10                       ` Stefan Metzmacher
2022-10-21 10:15                   ` Stefan Metzmacher [this message]
2022-10-21 11:26                     ` Pavel Begunkov
2022-10-21 12:38                       ` Stefan Metzmacher

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