Messages in this thread | | | Date | Thu, 14 Dec 2023 15:46:13 +0000 | Subject | Re: [PATCH v2 00/16] block atomic writes | From | John Garry <> |
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On 14/12/2023 14:37, Christoph Hellwig wrote: > On Wed, Dec 13, 2023 at 04:27:35PM +0000, John Garry wrote: >>>> Are there any patches yet for the change to always use SGLs for transfers >>>> larger than a single PRP? >>> No. > Here is the WIP version. With that you'd need to make atomic writes > conditional on !ctrl->need_virt_boundary.
Cheers, I gave it a quick spin and on the surface looks ok.
# more /sys/block/nvme0n1/queue/atomic_write_unit_max_bytes 262144 # more /sys/block/nvme0n1/queue/virt_boundary_mask 0
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