[Patch v9 10/10] nvme: Atomic write support

Keith Busch kbusch at kernel.org
Thu Jun 20 13:36:33 PDT 2024


On Thu, Jun 20, 2024 at 12:53:59PM +0000, John Garry wrote:
> From: Alan Adamson <alan.adamson at oracle.com>
> 
> Add support to set block layer request_queue atomic write limits. The
> limits will be derived from either the namespace or controller atomic
> parameters.
> 
> NVMe atomic-related parameters are grouped into "normal" and "power-fail"
> (or PF) class of parameter. For atomic write support, only PF parameters
> are of interest. The "normal" parameters are concerned with racing reads
> and writes (which also applies to PF). See NVM Command Set Specification
> Revision 1.0d section 2.1.4 for reference.

Looks good.

Reviewed-by: Keith Busch <kbusch at kernel.org>



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