Re: [RFC PATCH 5/6] io_uring: add support for uring_cmd with fixed-buffer

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On Tue, Sep 7, 2021 at 1:19 PM Christoph Hellwig <hch@xxxxxx> wrote:
>
> On Thu, Aug 05, 2021 at 06:25:38PM +0530, Kanchan Joshi wrote:
> > From: Anuj Gupta <anuj20.g@xxxxxxxxxxx>
> >
> > 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



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