[PATCH v5 06/10] io_uring/rw: add support to send metadata along with read/write

[Christoph Hellwig]

On Thu, Nov 07, 2024 at 05:30:36PM +0000, Pavel Begunkov wrote:
> It makes sense to implement write hints as a meta/attribute type,
> but depends on whether it's supposed to be widely supported by
> different file types vs it being a block specific feature, and if
> SQEs have space for it.

It make sense everywhere.  Implementing it for direct I/O on regular
files is mostly trivial and I'll do it once this series lands.