Extend the small_flash feature to disable swap, core dumps, and kernel debug info, and change the squashfs block size to 1024KiB.
Also change squashfs fragment cache to 2 for small_flash to ease memory usage. Signed-off-by: Alex Maclean <[email protected]> --- config/Config-images.in | 1 + config/Config-kernel.in | 11 ++++++++--- target/linux/generic/config-3.18 | 2 +- target/linux/generic/config-4.14 | 2 +- target/linux/generic/config-4.9 | 2 +- 5 files changed, 12 insertions(+), 6 deletions(-) diff --git a/config/Config-images.in b/config/Config-images.in index 90e873edb8..07ef619e70 100644 --- a/config/Config-images.in +++ b/config/Config-images.in @@ -149,6 +149,7 @@ menu "Target Images" int "Block size (in KiB)" depends on TARGET_ROOTFS_SQUASHFS default 64 if LOW_MEMORY_FOOTPRINT + default 1024 if (SMALL_FLASH && !LOW_MEMORY_FOOTPRINT) default 256 menuconfig TARGET_ROOTFS_UBIFS diff --git a/config/Config-kernel.in b/config/Config-kernel.in index d2d1909956..4edccebea3 100644 --- a/config/Config-kernel.in +++ b/config/Config-kernel.in @@ -31,7 +31,7 @@ config KERNEL_CRASHLOG config KERNEL_SWAP bool "Support for paging of anonymous memory (swap)" - default y + default y if !SMALL_FLASH config KERNEL_DEBUG_FS bool "Compile the kernel with debug filesystem enabled" @@ -133,7 +133,7 @@ config KERNEL_DEBUG_KERNEL config KERNEL_DEBUG_INFO bool "Compile the kernel with debug information" - default y + default y if !SMALL_FLASH select KERNEL_DEBUG_KERNEL help This will compile your kernel and modules with debug information. @@ -226,7 +226,7 @@ config KERNEL_COREDUMP config KERNEL_ELF_CORE bool "Enable process core dump support" select KERNEL_COREDUMP - default y + default y if !SMALL_FLASH config KERNEL_PROVE_LOCKING bool "Enable kernel lock checking" @@ -806,3 +806,8 @@ config KERNEL_DEVKMEM Say Y here if you want to support the /dev/kmem device. The /dev/kmem device is rarely used, but can be used for certain kind of kernel debugging operations. + +config KERNEL_SQUASHFS_FRAGMENT_CACHE_SIZE + int "Number of squashfs fragments cached" + default 2 if (SMALL_FLASH && !LOW_MEMORY_FOOTPRINT) + default 3 diff --git a/target/linux/generic/config-3.18 b/target/linux/generic/config-3.18 index 0f66960fdc..41f68cd582 100644 --- a/target/linux/generic/config-3.18 +++ b/target/linux/generic/config-3.18 @@ -3817,7 +3817,7 @@ CONFIG_SQUASHFS=y # CONFIG_SQUASHFS_DECOMP_MULTI is not set CONFIG_SQUASHFS_DECOMP_MULTI_PERCPU=y # CONFIG_SQUASHFS_DECOMP_SINGLE is not set -# CONFIG_SQUASHFS_EMBEDDED is not set +CONFIG_SQUASHFS_EMBEDDED=y # CONFIG_SQUASHFS_FILE_CACHE is not set CONFIG_SQUASHFS_FILE_DIRECT=y CONFIG_SQUASHFS_FRAGMENT_CACHE_SIZE=3 diff --git a/target/linux/generic/config-4.14 b/target/linux/generic/config-4.14 index 3ed2fed7a6..6843ef3a56 100644 --- a/target/linux/generic/config-4.14 +++ b/target/linux/generic/config-4.14 @@ -4685,7 +4685,7 @@ CONFIG_SQUASHFS=y # CONFIG_SQUASHFS_DECOMP_MULTI is not set CONFIG_SQUASHFS_DECOMP_MULTI_PERCPU=y # CONFIG_SQUASHFS_DECOMP_SINGLE is not set -# CONFIG_SQUASHFS_EMBEDDED is not set +CONFIG_SQUASHFS_EMBEDDED=y # CONFIG_SQUASHFS_FILE_CACHE is not set CONFIG_SQUASHFS_FILE_DIRECT=y CONFIG_SQUASHFS_FRAGMENT_CACHE_SIZE=3 diff --git a/target/linux/generic/config-4.9 b/target/linux/generic/config-4.9 index 83abfdc8ff..e7cf5e4361 100644 --- a/target/linux/generic/config-4.9 +++ b/target/linux/generic/config-4.9 @@ -4403,7 +4403,7 @@ CONFIG_SQUASHFS=y # CONFIG_SQUASHFS_DECOMP_MULTI is not set CONFIG_SQUASHFS_DECOMP_MULTI_PERCPU=y # CONFIG_SQUASHFS_DECOMP_SINGLE is not set -# CONFIG_SQUASHFS_EMBEDDED is not set +CONFIG_SQUASHFS_EMBEDDED=y # CONFIG_SQUASHFS_FILE_CACHE is not set CONFIG_SQUASHFS_FILE_DIRECT=y CONFIG_SQUASHFS_FRAGMENT_CACHE_SIZE=3 -- 2.18.0 _______________________________________________ openwrt-devel mailing list [email protected] https://lists.openwrt.org/mailman/listinfo/openwrt-devel
