Re: [Xen-devel] [PATCH 3/4] tools/xl: add a new xl configuration 'nvdimm'

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 29.12.15 at 12:31, <haozhong.zhang@xxxxxxxxx> wrote:
> --- a/docs/man/xl.cfg.pod.5
> +++ b/docs/man/xl.cfg.pod.5
> @@ -962,6 +962,25 @@ FIFO-based event channel ABI support up to 131,071 event 
> channels.
>  Other guests are limited to 4095 (64-bit x86 and ARM) or 1023 (32-bit
>  x86).
>  
> +=item B<nvdimm=[ "NVDIMM_SPEC_STRING", "NVDIMM_SPEC_STRING", ... ]>
> +
> +Specifies the NVDIMM devices which are provided to the guest.
> +
> +Each B<NVDIMM_SPEC_STRING> is a comma-separated list of C<KEY=VALUE>
> +settings, from the following list:
> +
> +=over 4
> +
> +=item C<file=PATH_TO_NVDIMM_DEVICE_FILE>
> +
> +Specifies the path to the file of the NVDIMM device, e.g. file=/dev/pmem0.
> +
> +=item C<size=MBYTES>
> +
> +Specifies the size in Mbytes of the NVDIMM device.

This looks odd: Either the entire file is meant to be passed (in
which case the size should be derivable) or you need an
(offset,size) pair here.

Jan


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