Symbol: WM_NRXDESC_MASK
sys/dev/pci/if_wm.c
244
#define WM_NEXTRX(x) (((x) + 1) & WM_NRXDESC_MASK)
sys/dev/pci/if_wm.c
245
#define WM_PREVRX(x) (((x) - 1) & WM_NRXDESC_MASK)