Symbol: SWP_USED
mm/swapfile.c
3353
if (!(swap_info[type]->flags & SWP_USED))
mm/swapfile.c
3381
p->flags = SWP_USED;
mm/swapfile.c
3832
if ((si->flags & SWP_USED) && !(si->flags & SWP_WRITEOK))