loongarch/kernel/ptrace.c

56 	/* Begin with data registers set to all 1s... */
77 		   struct membuf to)
82 	r = membuf_write(&to, &regs->regs, sizeof(u64) * GPR_NUM);
83 	r = membuf_write(&to, &regs->orig_a0, sizeof(u64));
84 	r = membuf_write(&to, &regs->csr_era, sizeof(u64));
85 	r = membuf_write(&to, &regs->csr_badvaddr, sizeof(u64));
121 static int gfpr_get(struct task_struct *target, struct membuf *to)
123 	return membuf_write(to, &target->thread.fpu.fpr,
127 static int gfpr_get_simd(struct task_struct *target, struct membuf *to)
135 		r = membuf_write(to, &fpr_val, sizeof(elf_fpreg_t));
147 		   struct membuf to)
154 		r = gfpr_get(target, &to);
156 		r = gfpr_get_simd(target, &to);
158 	r = membuf_write(&to, &target->thread.fpu.fcc, sizeof(target->thread.fpu.fcc));
159 	r = membuf_write(&to, &target->thread.fpu.fcsr, sizeof(target->thread.fpu.fcsr));
231 		   struct membuf to)
237 	while (to.left > 0) {
239 		r = membuf_write(&to, &cfg_val, sizeof(u32));
260 			 struct membuf *to, unsigned int live_sz)
271 		membuf_write(to, &target->thread.fpu.fpr[i], cp_sz);
273 			membuf_store(to, fill);
280 		    struct membuf to)
288 		copy_pad_fprs(target, regset, &to, 0);
291 		copy_pad_fprs(target, regset, &to, 8);
295 		copy_pad_fprs(target, regset, &to, 16);
299 		membuf_write(&to, &target->thread.fpu.fpr, wr_size);
302 		copy_pad_fprs(target, regset, &to, sizeof(target->thread.fpu.fpr[0]));
345 		   struct membuf to)
349 	r = membuf_write(&to, &target->thread.lbt.scr0, sizeof(target->thread.lbt.scr0));
350 	r = membuf_write(&to, &target->thread.lbt.scr1, sizeof(target->thread.lbt.scr1));
351 	r = membuf_write(&to, &target->thread.lbt.scr2, sizeof(target->thread.lbt.scr2));
352 	r = membuf_write(&to, &target->thread.lbt.scr3, sizeof(target->thread.lbt.scr3));
353 	r = membuf_write(&to, &target->thread.lbt.eflags, sizeof(u32));
354 	r = membuf_write(&to, &target->thread.fpu.ftop, sizeof(u32));
474 	 * Initialise fields to sane defaults
663 			struct membuf to)
676 	membuf_write(&to, &info, sizeof(info));
679 	while (to.left) {
692 		membuf_store(&to, addr);
693 		membuf_store(&to, mask);
694 		membuf_store(&to, ctrl);
695 		membuf_zero(&to, sizeof(u32));