Re: [PATCH for-6.0 v2 3/8] hw/block/nvme: fix the nsid 'invalid' value

[Klaus Jensen]

On Apr  6 08:53, Philippe Mathieu-Daudé wrote:
> Hi Klaus,
> 
> On 4/5/21 7:54 PM, Klaus Jensen wrote:
> > From: Klaus Jensen <k.jensen@samsung.com>
> > 
> > The `nvme_nsid()` function returns '-1' (FFFFFFFFh) when the given
> > namespace is NULL. Since FFFFFFFFh is actually a valid namespace
> > identifier (the "broadcast" value), change this to be '0' since that
> > actually *is* the invalid value.
> > 
> > Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
> > Reviewed-by: Gollu Appalanaidu <anaidu.gollu@samsung.com>
> > ---
> >  hw/block/nvme-ns.h | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/hw/block/nvme-ns.h b/hw/block/nvme-ns.h
> > index 9ab7894fc83e..82340c4b2574 100644
> > --- a/hw/block/nvme-ns.h
> > +++ b/hw/block/nvme-ns.h
> > @@ -96,7 +96,7 @@ static inline uint32_t nvme_nsid(NvmeNamespace *ns)
> >          return ns->params.nsid;
> >      }
> >  
> > -    return -1;
> > +    return 0;
> 
> For 6.1 can you add a NVME_NSID_INVALID definition along
> NVME_NSID_BROADCAST and use it here?
> 

Good idea Philippe, I'll write that up, thanks!

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