taglinefilesource code
pa_mask124drivers/net/loopback.cdev->pa_mask    = in_aton("255.0.0.0");
pa_mask121drivers/net/net_init.cdev->pa_mask    = 0;
pa_mask160drivers/net/net_init.cdev->pa_mask  = 0;
pa_mask1172drivers/net/slip.cdev->pa_mask    = 0;
pa_mask111include/linux/netdevice.hunsigned long      pa_mask;  /* protocol netmask    */
pa_mask299net/inet/dev.cdev->pa_mask = 0;
pa_mask1056net/inet/dev.cdev->pa_mask = ip_get_mask(dev->pa_addr);
pa_mask1057net/inet/dev.cdev->pa_brdaddr = dev->pa_addr | ~dev->pa_mask;
pa_mask1097net/inet/dev.c&ifr.ifr_netmask).sin_addr.s_addr = dev->pa_mask;
pa_mask1116net/inet/dev.cdev->pa_mask = mask;
pa_mask110net/inet/dev.hunsigned long      pa_mask;  /* protocol netmask    */
pa_mask170net/inet/devinet.cif (((addr ^ dev->pa_addr) & dev->pa_mask) == 0) 
pa_mask172net/inet/devinet.cif ((addr & ~dev->pa_mask) == 0)
pa_mask174net/inet/devinet.cif ((addr & ~dev->pa_mask) == ~dev->pa_mask)
pa_mask243net/inet/devinet.cif (dev->pa_mask & (addr ^ dev->pa_addr))
pa_mask590net/inet/icmp.cmemcpy((char *) (icmphr + 1), (char *) &dev->pa_mask, sizeof(dev->pa_mask));
pa_mask182net/inet/route.creturn dev->pa_mask;
pa_mask240net/inet/route.cif (!((dst ^ dev->pa_addr) & dev->pa_mask)) 
pa_mask242net/inet/route.cmask = dev->pa_mask;
pa_mask1940net/inet/tcp.cif ((saddr ^ daddr) & dev->pa_mask)
pa_mask3145net/inet/tcp.cif ((sk->saddr ^ sk->daddr) & dev->pa_mask)