On Aug 8 02:57, Ankit Kumar wrote:
> Add missing entry for pif ("protection information format").
> Protection information size can be 8 or 16 bytes, Update the pil entry
> as per the NVM command set specification.
>
> Signed-off-by: Ankit Kumar <ankit.ku...@samsung.com>
> ---
> docs/system/devices/nvme.rst | 10 +++++++---
> 1 file changed, 7 insertions(+), 3 deletions(-)
>
> diff --git a/docs/system/devices/nvme.rst b/docs/system/devices/nvme.rst
> index 2a3af268f7..30d46d9338 100644
> --- a/docs/system/devices/nvme.rst
> +++ b/docs/system/devices/nvme.rst
> @@ -271,9 +271,13 @@ The virtual namespace device supports DIF- and DIX-based
> protection information
>
> ``pil=UINT8`` (default: ``0``)
> Controls the location of the protection information within the metadata.
> Set
> - to ``1`` to transfer protection information as the first eight bytes of
> - metadata. Otherwise, the protection information is transferred as the last
> - eight bytes.
> + to ``1`` to transfer protection information as the first bytes of metadata.
> + Otherwise, the protection information is transferred as the last bytes of
> + metadata.
> +
> +``pif=UINT8`` (default: ``0``)
> + By default, the namespace device uses 16 bit guard protection information
> + format. Set to ``2`` to enable 64 bit guard protection information format.
> I'll add a small note that pif=1 (32b guard) is not supported. Thanks, Reviewed-by: Klaus Jensen <k.jen...@samsung.com>
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