RE: [PATCH net-next 10/12] nfp: fix print format for ring pointers in ring dumps

[David Laight]

From: Jakub Kicinski
> Sent: 28 May 2017 01:34
> Ring pointers are unsigned.  Fix the print formats to avoid
> showing users negative values.
...
> 
> -     seq_printf(file, "RX[%02d,%02d]: cnt=%d dma=%pad host=%p   H_RD=%d 
> H_WR=%d FL_RD=%d FL_WR=%d\n",
> +     seq_printf(file, "RX[%02d,%02d]: cnt=%u dma=%pad host=%p   H_RD=%u 
> H_WR=%u FL_RD=%u FL_WR=%u\n",

I can't help feeling that %x might be better here.
The wrap points and ring full conditions will be rather more obvious.

        David