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From: Christoph Hellwig <hch@lst.de>
To: Jens Axboe <axboe@kernel.dk>
Cc: Christoph Hellwig <hch@lst.de>,
	linux-fsdevel@vger.kernel.org, linux-aio@kvack.org,
	linux-block@vger.kernel.org, jmoyer@redhat.com, avi@scylladb.com
Subject: Re: [PATCH 07/18] io_uring: support for IO polling
Date: Tue, 29 Jan 2019 07:27:42 +0100	[thread overview]
Message-ID: <20190129062742.GA2996@lst.de> (raw)
In-Reply-To: <faca4aec-bf73-bece-6509-46137c7b7b44@kernel.dk>

On Mon, Jan 28, 2019 at 09:46:17AM -0700, Jens Axboe wrote:
> I think that can go both ways. If we create it early, it'll just be a
> pointless helper. Don't really care too much about this particular case.

Without the no-op locking fix we don't really need the current
__io_cqring_add_event anymore, so we'd still have two somewhat
reasonably defined helpers.

  reply	other threads:[~2019-01-29  6:27 UTC|newest]

Thread overview: 109+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-23 15:35 [PATCHSET v7] io_uring IO interface Jens Axboe
2019-01-23 15:35 ` [PATCH 01/18] fs: add an iopoll method to struct file_operations Jens Axboe
2019-01-28 14:25   ` Christoph Hellwig
2019-01-28 16:13     ` Jens Axboe
2019-01-23 15:35 ` [PATCH 02/18] block: wire up block device iopoll method Jens Axboe
2019-01-23 15:35 ` [PATCH 03/18] block: add bio_set_polled() helper Jens Axboe
2019-01-28 14:26   ` Christoph Hellwig
2019-01-23 15:35 ` [PATCH 04/18] iomap: wire up the iopoll method Jens Axboe
2019-01-23 15:35 ` [PATCH 05/18] Add io_uring IO interface Jens Axboe
2019-01-28 14:57   ` Christoph Hellwig
2019-01-28 14:57     ` Christoph Hellwig
2019-01-28 16:26     ` Jens Axboe
2019-01-28 16:26       ` Jens Axboe
2019-01-28 16:34       ` Christoph Hellwig
2019-01-28 16:34         ` Christoph Hellwig
2019-01-28 19:32         ` Jens Axboe
2019-01-28 19:32           ` Jens Axboe
2019-01-28 18:25     ` Jens Axboe
2019-01-28 18:25       ` Jens Axboe
2019-01-29  6:30       ` Christoph Hellwig
2019-01-29  6:30         ` Christoph Hellwig
2019-01-29 11:58         ` Arnd Bergmann
2019-01-29 11:58           ` Arnd Bergmann
2019-01-29 15:20           ` Jens Axboe
2019-01-29 15:20             ` Jens Axboe
2019-01-29 16:18             ` Arnd Bergmann
2019-01-29 16:18               ` Arnd Bergmann
2019-01-29 16:19               ` Jens Axboe
2019-01-29 16:19                 ` Jens Axboe
2019-01-29 16:26                 ` Arnd Bergmann
2019-01-29 16:26                   ` Arnd Bergmann
2019-01-29 16:28                   ` Jens Axboe
2019-01-29 16:28                     ` Jens Axboe
2019-01-29 16:46                     ` Arnd Bergmann
2019-01-29 16:46                       ` Arnd Bergmann
2019-01-29  0:47     ` Andy Lutomirski
2019-01-29  0:47       ` Andy Lutomirski
2019-01-29  1:20       ` Jens Axboe
2019-01-29  1:20         ` Jens Axboe
2019-01-29  6:45         ` Christoph Hellwig
2019-01-29  6:45           ` Christoph Hellwig
2019-01-29 12:05           ` Arnd Bergmann
2019-01-29 12:05             ` Arnd Bergmann
2019-01-31  5:11         ` Andy Lutomirski
2019-01-31  5:11           ` Andy Lutomirski
2019-01-31 16:37           ` Jens Axboe
2019-01-31 16:37             ` Jens Axboe
2019-01-23 15:35 ` [PATCH 06/18] io_uring: add fsync support Jens Axboe
2019-01-23 15:35 ` [PATCH 07/13] io_uring: add support for pre-mapped user IO buffers Jens Axboe
2019-01-23 15:35 ` [PATCH 07/18] io_uring: support for IO polling Jens Axboe
2019-01-28 15:02   ` Christoph Hellwig
2019-01-28 16:46     ` Jens Axboe
2019-01-29  6:27       ` Christoph Hellwig [this message]
2019-01-29 13:20         ` Jens Axboe
2019-01-23 15:35 ` [PATCH 08/18] fs: add fget_many() and fput_many() Jens Axboe
2019-01-28 14:29   ` Christoph Hellwig
2019-01-28 16:48     ` Jens Axboe
2019-01-23 15:35 ` [PATCH 08/13] io_uring: add file set registration Jens Axboe
2019-01-23 15:35 ` [PATCH 09/13] io_uring: add submission polling Jens Axboe
2019-01-28 15:09   ` Christoph Hellwig
2019-01-28 17:05     ` Jens Axboe
2019-01-29  6:29       ` Christoph Hellwig
2019-01-29 13:21         ` Jens Axboe
2019-01-28 21:13   ` Jeff Moyer
2019-01-28 21:28     ` Jens Axboe
2019-01-23 15:35 ` [PATCH 09/18] io_uring: use fget/fput_many() for file references Jens Axboe
2019-01-23 15:35 ` [PATCH 10/13] io_uring: add io_kiocb ref count Jens Axboe
2019-01-23 15:35 ` [PATCH 10/18] io_uring: batch io_kiocb allocation Jens Axboe
2019-01-23 15:35 ` [PATCH 11/18] block: implement bio helper to add iter bvec pages to bio Jens Axboe
2019-01-28 14:31   ` Christoph Hellwig
2019-01-28 16:54     ` Jens Axboe
2019-01-23 15:35 ` [PATCH 11/13] io_uring: add support for IORING_OP_POLL Jens Axboe
2019-01-23 15:35 ` [PATCH 12/18] io_uring: add support for pre-mapped user IO buffers Jens Axboe
2019-01-23 15:35 ` [PATCH 12/13] io_uring: allow workqueue item to handle multiple buffered requests Jens Axboe
2019-01-23 15:35 ` [PATCH 13/18] io_uring: add file set registration Jens Axboe
2019-01-23 15:35 ` [PATCH 13/13] io_uring: add io_uring_event cache hit information Jens Axboe
2019-01-23 15:35 ` [PATCH 14/18] io_uring: add submission polling Jens Axboe
2019-01-23 15:35 ` [PATCH 15/18] io_uring: add io_kiocb ref count Jens Axboe
2019-01-23 15:35 ` [PATCH 16/18] io_uring: add support for IORING_OP_POLL Jens Axboe
2019-01-23 15:35 ` [PATCH 17/18] io_uring: allow workqueue item to handle multiple buffered requests Jens Axboe
2019-01-23 15:35 ` [PATCH 18/18] io_uring: add io_uring_event cache hit information Jens Axboe
  -- strict thread matches above, loose matches on Subject: below --
2019-01-28 21:35 [PATCHSET v8] io_uring IO interface Jens Axboe
2019-01-28 21:35 ` [PATCH 07/18] io_uring: support for IO polling Jens Axboe
2019-01-28 21:35   ` Jens Axboe
2019-01-29 17:24   ` Christoph Hellwig
2019-01-29 17:24     ` Christoph Hellwig
2019-01-29 18:31     ` Jens Axboe
2019-01-29 18:31       ` Jens Axboe
2019-01-29 19:10       ` Jens Axboe
2019-01-29 19:10         ` Jens Axboe
2019-01-29 20:35         ` Jeff Moyer
2019-01-29 20:35           ` Jeff Moyer
2019-01-29 20:37           ` Jens Axboe
2019-01-29 20:37             ` Jens Axboe
2019-01-29 19:26 [PATCHSET v9] io_uring IO interface Jens Axboe
2019-01-29 19:26 ` [PATCH 07/18] io_uring: support for IO polling Jens Axboe
2019-01-29 19:26   ` Jens Axboe
2019-01-29 20:47   ` Jann Horn
2019-01-29 20:47     ` Jann Horn
2019-01-29 20:56     ` Jens Axboe
2019-01-29 20:56       ` Jens Axboe
2019-01-29 21:10       ` Jann Horn
2019-01-29 21:10         ` Jann Horn
2019-01-29 21:33         ` Jens Axboe
2019-01-29 21:33           ` Jens Axboe
2019-01-30 21:55 [PATCHSET v10] io_uring IO interface Jens Axboe
2019-01-30 21:55 ` [PATCH 07/18] io_uring: support for IO polling Jens Axboe
2019-01-30 21:55   ` Jens Axboe
2019-02-01 15:23 [PATCHSET v11] io_uring IO interface Jens Axboe
2019-02-01 15:24 ` [PATCH 07/18] io_uring: support for IO polling Jens Axboe
2019-02-01 15:24   ` Jens Axboe
2019-02-07 19:55 [PATCHSET v12] io_uring IO interface Jens Axboe
2019-02-07 19:55 ` [PATCH 07/18] io_uring: support for IO polling Jens Axboe
2019-02-07 19:55   ` Jens Axboe

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