From 212aa332267641fa9fc9a16d39159decec95b4a1 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Tue, 9 Oct 2018 13:22:46 +0200 Subject: [PATCH] kernel: enable memory compaction Compaction is the only memory management component to form high order (larger physically contiguous) memory blocks reliably. The page allocator relies on compaction heavily and the lack of the feature can lead to unexpected OOM killer invocations for high order memory requests. You shouldn't disable this option unless there really is a strong reason for it. Signed-off-by: Felix Fietkau Signed-off-by: Michal Hrusecky --- target/linux/armvirt/config-4.14 | 1 + target/linux/at91/config-4.9 | 1 - target/linux/generic/config-3.18 | 2 +- target/linux/generic/config-4.14 | 2 +- target/linux/generic/config-4.9 | 2 +- target/linux/layerscape/armv7/config-4.9 | 1 - target/linux/layerscape/armv8_32b/config-4.9 | 1 - target/linux/layerscape/armv8_64b/config-4.9 | 1 - target/linux/mediatek/mt7623/config-4.14 | 1 - target/linux/octeontx/config-4.14 | 1 - target/linux/oxnas/config-4.14 | 1 - target/linux/samsung/s5pv210/config-4.14 | 1 - target/linux/sunxi/config-4.14 | 1 - target/linux/x86/64/config-default | 1 + target/linux/x86/generic/config-default | 1 + 15 files changed, 6 insertions(+), 12 deletions(-) diff --git a/target/linux/armvirt/config-4.14 b/target/linux/armvirt/config-4.14 index 64444d72fd9..a2d8bb4f20b 100644 --- a/target/linux/armvirt/config-4.14 +++ b/target/linux/armvirt/config-4.14 @@ -18,6 +18,7 @@ CONFIG_ARM_GIC_V2M=y CONFIG_ARM_GIC_V3=y CONFIG_ARM_PSCI_FW=y # CONFIG_ARM_SP805_WATCHDOG is not set +CONFIG_BALLOON_COMPACTION=y CONFIG_BLK_MQ_PCI=y CONFIG_CLKDEV_LOOKUP=y CONFIG_CLKSRC_OF=y diff --git a/target/linux/at91/config-4.9 b/target/linux/at91/config-4.9 index a44d3ac522c..926681fb3c2 100644 --- a/target/linux/at91/config-4.9 +++ b/target/linux/at91/config-4.9 @@ -69,7 +69,6 @@ CONFIG_CMA_AREAS=7 CONFIG_CMDLINE="console=ttyS0,115200 initrd=0x21100000,25165824 root=/dev/ram0 rw" CONFIG_COMMON_CLK=y CONFIG_COMMON_CLK_AT91=y -CONFIG_COMPACTION=y CONFIG_COMPAT_BRK=y CONFIG_CONFIGFS_FS=y CONFIG_CONSOLE_TRANSLATIONS=y diff --git a/target/linux/generic/config-3.18 b/target/linux/generic/config-3.18 index 4a449527275..ee4fe40e14b 100644 --- a/target/linux/generic/config-3.18 +++ b/target/linux/generic/config-3.18 @@ -654,7 +654,7 @@ CONFIG_CMDLINE="" # CONFIG_COMMON_CLK_QCOM is not set # CONFIG_COMMON_CLK_SI5351 is not set # CONFIG_COMMON_CLK_SI570 is not set -# CONFIG_COMPACTION is not set +CONFIG_COMPACTION=y # CONFIG_COMPAL_LAPTOP is not set # CONFIG_COMPAT_BRK is not set # CONFIG_COMPILE_TEST is not set diff --git a/target/linux/generic/config-4.14 b/target/linux/generic/config-4.14 index c9705d1a9f7..02a8fa623c7 100644 --- a/target/linux/generic/config-4.14 +++ b/target/linux/generic/config-4.14 @@ -811,7 +811,7 @@ CONFIG_CMDLINE="" # CONFIG_COMMON_CLK_VERSATILE is not set # CONFIG_COMMON_CLK_XGENE is not set # CONFIG_COMMON_CLK_XLNX_CLKWZRD is not set -# CONFIG_COMPACTION is not set +CONFIG_COMPACTION=y # CONFIG_COMPAL_LAPTOP is not set # CONFIG_COMPAT_BRK is not set # CONFIG_COMPILE_TEST is not set diff --git a/target/linux/generic/config-4.9 b/target/linux/generic/config-4.9 index 5153ef67555..979028f04a2 100644 --- a/target/linux/generic/config-4.9 +++ b/target/linux/generic/config-4.9 @@ -764,7 +764,7 @@ CONFIG_CMDLINE="" # CONFIG_COMMON_CLK_SI5351 is not set # CONFIG_COMMON_CLK_SI570 is not set # CONFIG_COMMON_CLK_XLNX_CLKWZRD is not set -# CONFIG_COMPACTION is not set +CONFIG_COMPACTION=y # CONFIG_COMPAL_LAPTOP is not set # CONFIG_COMPAT_BRK is not set # CONFIG_COMPILE_TEST is not set diff --git a/target/linux/layerscape/armv7/config-4.9 b/target/linux/layerscape/armv7/config-4.9 index 9c9ab93f0a9..370400030d2 100644 --- a/target/linux/layerscape/armv7/config-4.9 +++ b/target/linux/layerscape/armv7/config-4.9 @@ -146,7 +146,6 @@ CONFIG_COMMON_CLK_MAX77686=y # CONFIG_COMMON_CLK_PALMAS is not set # CONFIG_COMMON_CLK_RK808 is not set # CONFIG_COMMON_CLK_S2MPS11 is not set -CONFIG_COMPACTION=y CONFIG_COMPAT_BRK=y CONFIG_CONFIGFS_FS=y CONFIG_CONSOLE_TRANSLATIONS=y diff --git a/target/linux/layerscape/armv8_32b/config-4.9 b/target/linux/layerscape/armv8_32b/config-4.9 index ff8949d4a4b..d83a732f905 100644 --- a/target/linux/layerscape/armv8_32b/config-4.9 +++ b/target/linux/layerscape/armv8_32b/config-4.9 @@ -185,7 +185,6 @@ CONFIG_COMMON_CLK_MAX77686=y # CONFIG_COMMON_CLK_PALMAS is not set # CONFIG_COMMON_CLK_RK808 is not set # CONFIG_COMMON_CLK_S2MPS11 is not set -CONFIG_COMPACTION=y CONFIG_COMPAT_BRK=y CONFIG_CONFIGFS_FS=y CONFIG_CONSOLE_TRANSLATIONS=y diff --git a/target/linux/layerscape/armv8_64b/config-4.9 b/target/linux/layerscape/armv8_64b/config-4.9 index c59cf6199e2..34e6a01ec2d 100644 --- a/target/linux/layerscape/armv8_64b/config-4.9 +++ b/target/linux/layerscape/armv8_64b/config-4.9 @@ -205,7 +205,6 @@ CONFIG_COMMON_CLK_RK808=y CONFIG_COMMON_CLK_S2MPS11=y CONFIG_COMMON_CLK_VERSATILE=y CONFIG_COMMON_CLK_XGENE=y -CONFIG_COMPACTION=y CONFIG_COMPAT=y CONFIG_COMPAT_BINFMT_ELF=y CONFIG_COMPAT_NETLINK_MESSAGES=y diff --git a/target/linux/mediatek/mt7623/config-4.14 b/target/linux/mediatek/mt7623/config-4.14 index 0437740467b..5207e185e71 100644 --- a/target/linux/mediatek/mt7623/config-4.14 +++ b/target/linux/mediatek/mt7623/config-4.14 @@ -76,7 +76,6 @@ CONFIG_COMMON_CLK_MT2701_VDECSYS=y # CONFIG_COMMON_CLK_MT7622 is not set # CONFIG_COMMON_CLK_MT8135 is not set # CONFIG_COMMON_CLK_MT8173 is not set -CONFIG_COMPACTION=y CONFIG_COREDUMP=y # CONFIG_CPUFREQ_DT is not set CONFIG_CPU_32v6K=y diff --git a/target/linux/octeontx/config-4.14 b/target/linux/octeontx/config-4.14 index fd627d6a261..09d22d517fe 100644 --- a/target/linux/octeontx/config-4.14 +++ b/target/linux/octeontx/config-4.14 @@ -120,7 +120,6 @@ CONFIG_COMMON_CLK=y CONFIG_COMMON_CLK_CS2000_CP=y # CONFIG_COMMON_CLK_VERSATILE is not set CONFIG_COMMON_CLK_XGENE=y -CONFIG_COMPACTION=y CONFIG_COMPAT=y CONFIG_COMPAT_BINFMT_ELF=y CONFIG_COMPAT_NETLINK_MESSAGES=y diff --git a/target/linux/oxnas/config-4.14 b/target/linux/oxnas/config-4.14 index 1bf7d0c072f..d0870d16b69 100644 --- a/target/linux/oxnas/config-4.14 +++ b/target/linux/oxnas/config-4.14 @@ -70,7 +70,6 @@ CONFIG_CMA_SIZE_SEL_MBYTES=y CONFIG_CMDLINE_PARTITION=y CONFIG_COMMON_CLK=y CONFIG_COMMON_CLK_OXNAS=y -CONFIG_COMPACTION=y CONFIG_COMPAT_BRK=y CONFIG_CONSOLE_TRANSLATIONS=y CONFIG_CONTEXT_SWITCH_TRACER=y diff --git a/target/linux/samsung/s5pv210/config-4.14 b/target/linux/samsung/s5pv210/config-4.14 index 06eefd9fb57..7682e71243f 100644 --- a/target/linux/samsung/s5pv210/config-4.14 +++ b/target/linux/samsung/s5pv210/config-4.14 @@ -59,7 +59,6 @@ CONFIG_CLKSRC_SAMSUNG_PWM=y CONFIG_CLONE_BACKWARDS=y CONFIG_COMMON_CLK=y CONFIG_COMMON_CLK_SAMSUNG=y -CONFIG_COMPACTION=y CONFIG_COMPAT_BRK=y CONFIG_CONSOLE_TRANSLATIONS=y CONFIG_COREDUMP=y diff --git a/target/linux/sunxi/config-4.14 b/target/linux/sunxi/config-4.14 index eb4f7d2bc4c..cd48b36d026 100644 --- a/target/linux/sunxi/config-4.14 +++ b/target/linux/sunxi/config-4.14 @@ -76,7 +76,6 @@ CONFIG_CLKDEV_LOOKUP=y CONFIG_CLKSRC_MMIO=y CONFIG_CLONE_BACKWARDS=y CONFIG_COMMON_CLK=y -CONFIG_COMPACTION=y CONFIG_CONFIGFS_FS=y CONFIG_CONNECTOR=y CONFIG_CONSOLE_TRANSLATIONS=y diff --git a/target/linux/x86/64/config-default b/target/linux/x86/64/config-default index e854cf259ad..ee14a365731 100644 --- a/target/linux/x86/64/config-default +++ b/target/linux/x86/64/config-default @@ -49,6 +49,7 @@ CONFIG_AUDIT_ARCH=y CONFIG_BACKLIGHT_CLASS_DEVICE=y CONFIG_BACKLIGHT_GENERIC=y CONFIG_BACKLIGHT_LCD_SUPPORT=y +CONFIG_BALLOON_COMPACTION=y CONFIG_BLK_DEV_INTEGRITY=y CONFIG_BLK_MQ_VIRTIO=y # CONFIG_BOOTPARAM_HOTPLUG_CPU0 is not set diff --git a/target/linux/x86/generic/config-default b/target/linux/x86/generic/config-default index 327e7c647de..1e7cea801f3 100644 --- a/target/linux/x86/generic/config-default +++ b/target/linux/x86/generic/config-default @@ -47,6 +47,7 @@ CONFIG_ARCH_MIGHT_HAVE_ACPI_PDC=y CONFIG_BACKLIGHT_CLASS_DEVICE=y CONFIG_BACKLIGHT_GENERIC=y CONFIG_BACKLIGHT_LCD_SUPPORT=y +CONFIG_BALLOON_COMPACTION=y CONFIG_BLK_DEV_SR=y # CONFIG_BLK_DEV_SR_VENDOR is not set CONFIG_BLK_MQ_VIRTIO=y