summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/configs/pseries_defconfig
diff options
context:
space:
mode:
authorAnton Blanchard <anton@samba.org>2015-01-20 00:24:22 +0100
committerMichael Ellerman <mpe@ellerman.id.au>2015-01-21 05:10:24 +0100
commit36c7bfc4d0f046887d6d73eba430ac6551383849 (patch)
treec41c5d0cf38251d4b0f81acbe2385a84736921ab /arch/powerpc/configs/pseries_defconfig
parentpowerpc: Enable CONFIG_SATA_AHCI on pseries and ppc64 defconfigs (diff)
downloadlinux-36c7bfc4d0f046887d6d73eba430ac6551383849.tar.xz
linux-36c7bfc4d0f046887d6d73eba430ac6551383849.zip
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>
Diffstat (limited to 'arch/powerpc/configs/pseries_defconfig')
-rw-r--r--arch/powerpc/configs/pseries_defconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig
index ffd4bbd483f9..7677850e2b07 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