@@ -701,7 +701,7 @@ static void __init setup_memory(void)
/*
* Setup hardware capabilities.
*/
-static void __init setup_hwcaps(void)
+static int __init setup_hwcaps(void)
{
static const int stfl_bits[6] = { 0, 2, 7, 17, 19, 21 };
struct cpuid cpu_id;
@@ -768,9 +768,11 @@ static void __init setup_hwcaps(void)
elf_hwcap |= HWCAP_S390_TE;
/*
- * Vector extension HWCAP_S390_VXRS is bit 11.
+ * Vector extension HWCAP_S390_VXRS is bit 11. The Vector extension
+ * can be disabled with the "novx" parameter. Use MACHINE_HAS_VX
+ * instead of facility bit 129.
*/
- if (test_facility(129))
+ if (MACHINE_HAS_VX)
elf_hwcap |= HWCAP_S390_VXRS;
#endif
@@ -811,7 +813,9 @@ static void __init setup_hwcaps(void)
strcpy(elf_platform, "zEC12");
break;
}
+ return 0;
}
+arch_initcall(setup_hwcaps);
/*
* Add system information as device randomness
@@ -909,11 +913,6 @@ void __init setup_arch(char **cmdline_p)
s390_init_cpu_topology();
/*
- * Setup capabilities (ELF_HWCAP & ELF_PLATFORM).
- */
- setup_hwcaps();
-
- /*
* Create kernel page tables and switch to virtual addressing.
*/
paging_init();