Re: [PATCH 07/16] hw/block/nvme: add request mapping helper

[Klaus Jensen <its@irrelevant.dk>]

On Jul 29 21:31, Maxim Levitsky wrote:
> On Thu, 2020-07-30 at 00:52 +0900, Minwoo Im wrote:
> > Klaus,
> > 
> > On 20-07-20 13:37:39, Klaus Jensen wrote:
> > > From: Klaus Jensen <k.jensen@samsung.com>
> > > 
> > > Introduce the nvme_map helper to remove some noise in the main nvme_rw
> > > function.
> > > 
> > > Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
> > > Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
> > > ---
> > >  hw/block/nvme.c | 13 ++++++++++---
> > >  1 file changed, 10 insertions(+), 3 deletions(-)
> > > 
> > > diff --git a/hw/block/nvme.c b/hw/block/nvme.c
> > > index f1e04608804b..68c33a11c144 100644
> > > --- a/hw/block/nvme.c
> > > +++ b/hw/block/nvme.c
> > > @@ -413,6 +413,15 @@ static uint16_t nvme_dma_prp(NvmeCtrl *n, uint8_t *ptr, uint32_t len,
> > >      return status;
> > >  }
> > >  
> > > +static uint16_t nvme_map(NvmeCtrl *n, NvmeCmd *cmd, size_t len,
> > > +                         NvmeRequest *req)
> > 
> > Can we specify what is going to be mapped in this function? like
> > nvme_map_dptr?
> I also once complained about the name, and I do like this idea!
> 

Hehe. I will change it ;)

Note that when I post support for metadata, it will have to change
again! Because then the function will be mapping both DPTR and MPTR.
But lets discuss naming when we get to that ;)