trap_pfault
static int trap_pfault(struct trapframe *, bool, int *, int *);
pf = trap_pfault(frame, true, &signo, &ucode);
(void)trap_pfault(frame, false, NULL, NULL);
static int trap_pfault(struct trapframe *, bool, vm_offset_t, int *, int *);
pf = trap_pfault(frame, true, eva, &signo, &ucode);
(void)trap_pfault(frame, false, eva, NULL, NULL);
if (trap_pfault(frame, true, &sig, &ucode))
if (trap_pfault(frame, false, NULL, NULL))
static bool trap_pfault(struct trapframe *frame, bool user, int *signo,