diff options
Diffstat (limited to 'arch/s390/Kconfig')
| -rw-r--r-- | arch/s390/Kconfig | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index f5beccbe74d8..84767046daff 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -539,22 +539,6 @@ config ARCH_RANDOM If unsure, say Y. -config ALTERNATIVES - def_bool y - prompt "Patch optimized instructions for running CPU type" - help - When enabled the kernel code is compiled with additional - alternative instructions blocks optimized for newer CPU types. - These alternative instructions blocks are patched at kernel boot - time when running CPU supports them. This mechanism is used to - optimize some critical code paths (i.e. spinlocks) for newer CPUs - even if kernel is build to support older machine generations. - - This mechanism could be disabled by appending "noaltinstr" - option to the kernel command line. - - If unsure, say Y. - endmenu menu "Memory setup" |