diff options
Diffstat (limited to 'arch/s390/Kconfig')
| -rw-r--r-- | arch/s390/Kconfig | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index d9425f59be91..0f293aa7b0fa 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig | |||
| @@ -376,6 +376,8 @@ config SHARED_KERNEL | |||
| 376 | Select this option, if you want to share the text segment of the | 376 | Select this option, if you want to share the text segment of the |
| 377 | Linux kernel between different VM guests. This reduces memory | 377 | Linux kernel between different VM guests. This reduces memory |
| 378 | usage with lots of guests but greatly increases kernel size. | 378 | usage with lots of guests but greatly increases kernel size. |
| 379 | Also if a kernel was IPL'ed from a shared segment the kexec system | ||
| 380 | call will not work. | ||
| 379 | You should only select this option if you know what you are | 381 | You should only select this option if you know what you are |
| 380 | doing and want to exploit this feature. | 382 | doing and want to exploit this feature. |
| 381 | 383 | ||