err |= __put_user(from->si_lower, &to->si_lower);
err |= __put_user(from->si_upper, &to->si_upper);
}
+#endif
+#ifdef SEGV_PKUERR
+ if (from->si_signo == SIGSEGV && from->si_code == SEGV_PKUERR)
+ err |= __put_user(from->si_pkey, &to->si_pkey);
#endif
break;
case __SI_CHLD:
void __init signals_init(void)
{
+ /* If this check fails, the __ARCH_SI_PREAMBLE_SIZE value is wrong! */
+ BUILD_BUG_ON(__ARCH_SI_PREAMBLE_SIZE
+ != offsetof(struct siginfo, _sifields._pad));
+
sigqueue_cachep = KMEM_CACHE(sigqueue, SLAB_PANIC);
}