DYNAMIC_DEBUG is quite useful for debugging kernels and should not cause noticeable performance regressions. It makes the kernel noticeably bigger (around 4%) but this difference should not impact typical developer and reference usage of this defconfig.
Sizes: zImage-old: 4641496 bytes zImage-new: 4811384 bytes text data bss dec hex filename 7031229 2570916 327016 9929161 9781c9 vmlinux-old 7205921 2800052 327016 10332989 9dab3d vmlinux-new Additionally, remove the EXT3_FS symbol because it is entirely replaced by EXT4_FS. Signed-off-by: Krzysztof Kozlowski <[email protected]> --- arch/arm/configs/exynos_defconfig | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm/configs/exynos_defconfig b/arch/arm/configs/exynos_defconfig index 12b8f69cbb52..746739027da6 100644 --- a/arch/arm/configs/exynos_defconfig +++ b/arch/arm/configs/exynos_defconfig @@ -240,7 +240,7 @@ CONFIG_PWM=y CONFIG_PWM_SAMSUNG=y CONFIG_PHY_EXYNOS5250_SATA=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y +CONFIG_EXT4_FS=y CONFIG_AUTOFS4_FS=y CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y @@ -255,6 +255,7 @@ CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_ASCII=y CONFIG_NLS_ISO8859_1=y CONFIG_PRINTK_TIME=y +CONFIG_DYNAMIC_DEBUG=y CONFIG_DEBUG_INFO=y CONFIG_DEBUG_FS=y CONFIG_MAGIC_SYSRQ=y -- 2.9.3
