diff options
| author | Anton Blanchard <anton@samba.org> | 2015-01-20 10:24:22 +1100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2015-01-21 15:10:24 +1100 |
| commit | 36c7bfc4d0f046887d6d73eba430ac6551383849 (patch) | |
| tree | c41c5d0cf38251d4b0f81acbe2385a84736921ab | |
| parent | afda939f0ae63723250734e1365e4ead97f8a2b1 (diff) | |
powerpc: Enable KSM on pseries and ppc64 defconfigs
KSM will only be used on areas marked for merging via madvise, and it
is showing nice improvements on KVM workloads, so enable it by
default.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
| -rw-r--r-- | arch/powerpc/configs/ppc64_defconfig | 1 | ||||
| -rw-r--r-- | arch/powerpc/configs/pseries_defconfig | 1 | ||||
| -rw-r--r-- | arch/powerpc/configs/pseries_le_defconfig | 1 |
3 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig index 0fd22dfe00d..897869ce22a 100644 --- a/arch/powerpc/configs/ppc64_defconfig +++ b/arch/powerpc/configs/ppc64_defconfig @@ -49,6 +49,7 @@ CONFIG_KEXEC=y CONFIG_CRASH_DUMP=y CONFIG_IRQ_ALL_CPUS=y CONFIG_MEMORY_HOTREMOVE=y +CONFIG_KSM=y CONFIG_SCHED_SMT=y CONFIG_PCCARD=y CONFIG_ELECTRA_CF=y diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig index ffd4bbd483f..7677850e2b0 100644 --- a/arch/powerpc/configs/pseries_defconfig +++ b/arch/powerpc/configs/pseries_defconfig @@ -46,6 +46,7 @@ CONFIG_KEXEC=y CONFIG_IRQ_ALL_CPUS=y CONFIG_MEMORY_HOTPLUG=y CONFIG_MEMORY_HOTREMOVE=y +CONFIG_KSM=y CONFIG_TRANSPARENT_HUGEPAGE=y CONFIG_PPC_64K_PAGES=y CONFIG_PPC_SUBPAGE_PROT=y diff --git a/arch/powerpc/configs/pseries_le_defconfig b/arch/powerpc/configs/pseries_le_defconfig index 66db64ad95f..acb611a2683 100644 --- a/arch/powerpc/configs/pseries_le_defconfig +++ b/arch/powerpc/configs/pseries_le_defconfig @@ -47,6 +47,7 @@ CONFIG_KEXEC=y CONFIG_IRQ_ALL_CPUS=y CONFIG_MEMORY_HOTPLUG=y CONFIG_MEMORY_HOTREMOVE=y +CONFIG_KSM=y CONFIG_TRANSPARENT_HUGEPAGE=y CONFIG_PPC_64K_PAGES=y CONFIG_PPC_SUBPAGE_PROT=y |