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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2010-10-25 14:10:17 (GMT) |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2010-10-25 14:10:15 (GMT) |
| commit | f861e4057263033ad9134bfd6745f91b2165b351 (patch) | |
| tree | ea5778eed9c4a61c8b7571994d4d22c867741a17 /arch/s390/Kconfig | |
| parent | 7aca2eda5c2a45884ff0ce0bb1ebfa8f83c1e0f9 (diff) | |
| download | linux-f861e4057263033ad9134bfd6745f91b2165b351.tar.xz | |
[S390] Add config option for z196 code generation.
Add a kernel config option for the IBM zEnterprise 196. This will
produce faster code on newer compilers using the -march=z196 option.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/Kconfig')
| -rw-r--r-- | arch/s390/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 7afc173..21a7030 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -287,6 +287,14 @@ config MARCH_Z10 machines such as the z990, z890, z900, z800, z9-109, z9-ec and z9-bc. +config MARCH_Z196 + bool "IBM zEnterprise 196" + help + Select this to enable optimizations for IBM zEnterprise 196. + The kernel will be slightly faster but will not work on older + machines such as the z990, z890, z900, z800, z9-109, z9-ec, + z9-bc, z10-ec and z10-bc. + endchoice config PACK_STACK |