Cross Reference: /illumos-gate/usr/src/uts/intel/ia32/syscall/getcontext.c

Lines Matching defs:lwp
57 	klwp_t *lwp = ttolwp(curthread);
58 	struct regs *rp = lwptoregs(lwp);
69 	ucp->uc_link = (struct ucontext *)lwp->lwp_oldcontext;
77 	if (lwp->lwp_ustack == NULL ||
78 	    copyin((void *)lwp->lwp_ustack, &ucp->uc_stack,
82 		if (lwp->lwp_sigaltstack.ss_flags == SS_ONSTACK) {
83 			ucp->uc_stack = lwp->lwp_sigaltstack;
95 	if ((rp->r_ps & PS_T) || (lwp->lwp_pcb.pcb_flags & REQUEST_STEP)) {
102 		if (!(lwp->lwp_pcb.pcb_flags & REQUEST_NOSTEP)) {
103 			lwp->lwp_pcb.pcb_flags |= DEBUG_PENDING;
108 			 * honoured. (for eg: the lwp is stopped by
122 	getgregs(lwp, ucp->uc_mcontext.gregs);
123 	if (lwp->lwp_pcb.pcb_fpu.fpu_flags & FPU_EN)
124 		getfpregs(lwp, &ucp->uc_mcontext.fpregs);
138 	klwp_t *lwp = ttolwp(t);
140 	lwp->lwp_oldcontext = (uintptr_t)ucp->uc_link;
144 			lwp->lwp_sigaltstack = ucp->uc_stack;
146 			lwp->lwp_sigaltstack.ss_flags &= ~SS_ONSTACK;
151 		 * If the trace flag is set, mark the lwp to take a
156 		if (lwptoregs(lwp)->r_ps & PS_T)
157 			lwp->lwp_pcb.pcb_flags |= DEBUG_PENDING;
158 		setgregs(lwp, ucp->uc_mcontext.gregs);
159 		lwp->lwp_eosys = JUSTRETURN;
165 		setfpregs(lwp, &ucp->uc_mcontext.fpregs);
185 	klwp_t *lwp = ttolwp(curthread);
233 		if ((uc.uc_flags & UC_STACK) && (lwp->lwp_ustack != 0))
234 			(void) copyout(&uc.uc_stack, (stack_t *)lwp->lwp_ustack,
239 		if (copyout(&lwp->lwp_ustack, arg, sizeof (caddr_t)))
246 		lwp->lwp_ustack = (uintptr_t)arg;
260 	klwp_t *lwp = ttolwp(curthread);
261 	struct regs *rp = lwptoregs(lwp);
267 	ucp->uc_link = (caddr32_t)lwp->lwp_oldcontext;
269 	if (lwp->lwp_ustack == NULL ||
270 	    copyin((void *)lwp->lwp_ustack, &ucp->uc_stack,
274 		if (lwp->lwp_sigaltstack.ss_flags == SS_ONSTACK) {
276 			    (caddr32_t)(uintptr_t)lwp->lwp_sigaltstack.ss_sp;
278 			    (size32_t)lwp->lwp_sigaltstack.ss_size;
292 	if ((rp->r_ps & PS_T) || (lwp->lwp_pcb.pcb_flags & REQUEST_STEP)) {
299 		if (!(lwp->lwp_pcb.pcb_flags & REQUEST_NOSTEP)) {
300 			lwp->lwp_pcb.pcb_flags |= DEBUG_PENDING;
308 	getgregs32(lwp, ucp->uc_mcontext.gregs);
309 	if (lwp->lwp_pcb.pcb_fpu.fpu_flags & FPU_EN)
310 		getfpregs32(lwp, &ucp->uc_mcontext.fpregs);
323 	klwp_t *lwp = ttolwp(curthread);
360 		if ((uc.uc_flags & UC_STACK) && (lwp->lwp_ustack != 0))
362 			    (stack32_t *)lwp->lwp_ustack, sizeof (uc.uc_stack));
366 		ustack32 = (caddr32_t)lwp->lwp_ustack;
374 		lwp->lwp_ustack = (uintptr_t)arg;