ssptr
asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr,
struct sigstack32 __user *ssptr =
if (ssptr) {
if (get_user(ss_sp, &ssptr->the_stack))
asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr,
if (ssptr) {
if (get_user(ss_sp, &ssptr->the_stack))
if (is_valid_ss(*ssptr(ctx))) {
if (hw_ss != *ssptr(ctx)) {
*ssptr(ctx) = sig_ss;
requested_regs[REG_CX] = *ssptr(ctx); /* The asm code does this. */
ss, *ssptr(ctx), (unsigned long long)asm_ss);
*ssptr(ctx) = 0;
*ssptr(ctx) = 0;