Re: [Patch v4 0/3] Introduce a driver to support host accelerated access to Microsoft Azure Blob
From: Christoph Hellwig <hch@infradead.org>
Date: 2021-07-20 06:02:18
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On Mon, Jul 19, 2021 at 09:37:56PM -0700, Bart Van Assche wrote:
such that this object storage driver can be implemented as a user-space library instead of as a kernel driver? As you may know vfio users can either use eventfds for completion notifications or polling. An interface like io_uring can be built easily on top of vfio.
Yes. Similar to say the NVMe K/V command set this does not look like a candidate for a kernel driver.