| Message ID | 1421709865-6368-4-git-send-email-anton@samba.org (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | 36c7bfc4d0f046887d6d73eba430ac6551383849 |
| Delegated to: | Michael Ellerman |
| Headers | show |
diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig index 4ef6b8ca..8a5509e 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 ffd4bbd..7677850 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 66db64a..acb611a 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
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> --- arch/powerpc/configs/ppc64_defconfig | 1 + arch/powerpc/configs/pseries_defconfig | 1 + arch/powerpc/configs/pseries_le_defconfig | 1 + 3 files changed, 3 insertions(+)