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From: Kanchan Joshi <joshiiitr@gmail.com>
To: Christoph Hellwig <hch@lst.de>
Cc: Kanchan Joshi <joshi.k@samsung.com>, Jens Axboe <axboe@kernel.dk>,
	Keith Busch <kbusch@kernel.org>,
	io-uring@vger.kernel.org, linux-nvme@lists.infradead.org,
	anuj20.g@samsung.com, Javier Gonzalez <javier.gonz@samsung.com>,
	hare@suse.de
Subject: Re: [RFC PATCH 5/6] io_uring: add support for uring_cmd with fixed-buffer
Date: Tue, 7 Sep 2021 21:59:53 +0530	[thread overview]
Message-ID: <CA+1E3rLpe7EoY1dbpH=rfVMFv9XXz1T47GO9xRFEujyZBthTow@mail.gmail.com> (raw)
In-Reply-To: <20210907074844.GD29874@lst.de>

On Tue, Sep 7, 2021 at 1:19 PM Christoph Hellwig <hch@lst.de> wrote:
>
> On Thu, Aug 05, 2021 at 06:25:38PM +0530, Kanchan Joshi wrote:
> > From: Anuj Gupta <anuj20.g@samsung.com>
> >
> > Add IORING_OP_URING_CMD_FIXED opcode that enables performing the
> > operation with previously registered buffers.
>
> We should also pass this information on into ->uring_cmd instead of
> needing two ioctl_cmd opcodes.

Indeed. We now (in internal version) switch between fixed/regular
ioctl by looking at io-uring opcode which will be different anyway.

-- 
Kanchan

  reply	other threads:[~2021-09-07 16:30 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20210805125910epcas5p1100e7093dd2b1ac5bbb751331e2ded23@epcas5p1.samsung.com>
2021-08-05 12:55 ` [RFC PATCH 0/6] Fixed-buffers io_uring passthrough over nvme-char Kanchan Joshi
     [not found]   ` <CGME20210805125917epcas5p4f75c9423a7b886dc79500901cc8f55ab@epcas5p4.samsung.com>
2021-08-05 12:55     ` [RFC PATCH 1/6] io_uring: add infra for uring_cmd completion in submitter-task Kanchan Joshi
     [not found]   ` <CGME20210805125923epcas5p10e6c1b95475440be68f58244d5a3cb9a@epcas5p1.samsung.com>
2021-08-05 12:55     ` [RFC PATCH 2/6] nvme: wire-up support for async-passthru on char-device Kanchan Joshi
2021-09-07  7:46       ` Christoph Hellwig
2021-09-07 16:20         ` Kanchan Joshi
2021-09-08  6:15           ` Christoph Hellwig
2021-09-22  7:19             ` Kanchan Joshi
     [not found]   ` <CGME20210805125927epcas5p28f3413fe3d0a2baed37a05453df0d482@epcas5p2.samsung.com>
2021-08-05 12:55     ` [RFC PATCH 3/6] io_uring: mark iopoll not supported for uring-cmd Kanchan Joshi
     [not found]   ` <CGME20210805125931epcas5p259fec172085ea34fdbf5a1c1f8da5e90@epcas5p2.samsung.com>
2021-08-05 12:55     ` [RFC PATCH 4/6] io_uring: add helper for fixed-buffer uring-cmd Kanchan Joshi
2021-09-07  7:47       ` Christoph Hellwig
     [not found]   ` <CGME20210805125934epcas5p4ff88e95d558ad9f65d77a888a4211b18@epcas5p4.samsung.com>
2021-08-05 12:55     ` [RFC PATCH 5/6] io_uring: add support for uring_cmd with fixed-buffer Kanchan Joshi
2021-09-07  7:48       ` Christoph Hellwig
2021-09-07 16:29         ` Kanchan Joshi [this message]
     [not found]   ` <CGME20210805125937epcas5p15667b460e28d87bd40400f69005aafe3@epcas5p1.samsung.com>
2021-08-05 12:55     ` [RFC PATCH 6/6] nvme: enable passthrough " Kanchan Joshi
2021-09-07  7:50       ` Christoph Hellwig
2021-09-07 16:47         ` Kanchan Joshi
2021-09-08  6:16           ` Christoph Hellwig
2021-09-07  7:10   ` [RFC PATCH 0/6] Fixed-buffers io_uring passthrough over nvme-char Christoph Hellwig
2021-09-07 12:38     ` Jens Axboe

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