RE: [PATCH RFC v2 2/2] nvmet-rdma: support 16K inline data

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> 
> On Thu, May 17, 2018 at 09:24:57AM -0500, Steve Wise wrote:
> > >> +	ret = kstrtouint((const char *)page, 0, &size);
> > > This cast looks bogus.
> > >
> > > Also inline_data_size shoul be and u32 as that is closest to what
> > > is on the wire, and you thus should use kstrtou32 and pass the
> > > inline_data_size straight to kstrtou32 instead of bouncing it through
> > > a local variable.
> >
> > I made it an int so it could be initialized to -1 indicating it is not
> > set by the config.  This allows the rdma transport to use its default
> > value if the config does not specify any value.  I did this so the admin
> > could totally disable inline by specifying 0.   So I needed a value that
> > indicates "unspecified".
> 
> Ok, make sense.  So lets keep that behavior, and let every negative
> value mean default so that we don't need another error check here.
> Rest of the comments above still stands.

Agreed.  

Looking at nvmet_rdma_alloc_cmd(), I think I'll also need to fix rdma.c to
support no inline data usage.

Thanks!

Steve.

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