config KERNEL_CRASHLOG
bool "Crash logging"
- depends on !(arm || powerpc || sparc || TARGET_uml)
+ depends on !(arm || powerpc || sparc || TARGET_uml || i386 || x86_64)
default y
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"
write to these files. Many common debugging facilities, such as
ftrace, require the existence of debugfs.
+config KERNEL_MIPS_FPU_EMULATOR
+ bool "Compile the kernel with MIPS FPU Emulator"
+ default y if TARGET_pistachio
+ depends on (mips || mipsel || mips64 || mips64el)
+
config KERNEL_ARM_PMU
bool
default n
- depends on (arm || arm64)
+ depends on (arm || aarch64)
config KERNEL_PERF_EVENTS
- bool
+ bool "Compile the kernel with performance events and counters"
default n
- select KERNEL_ARM_PMU if (arm || arm64)
+ select KERNEL_ARM_PMU if (arm || aarch64)
config KERNEL_PROFILING
bool "Compile the kernel with profiling enabled"
Enable the extended profiling support mechanisms used by profilers such
as OProfile.
+config KERNEL_TASKSTATS
+ bool "Compile the kernel with task resource/io statistics and accounting"
+ default n
+ help
+ Enable the collection and publishing of task/io statistics and
+ accounting. Enable this option to enable i/o monitoring in system
+ monitors.
+
+if KERNEL_TASKSTATS
+
+ config KERNEL_TASK_DELAY_ACCT
+ def_bool y
+
+ config KERNEL_TASK_IO_ACCOUNTING
+ def_bool y
+
+ config KERNEL_TASK_XACCT
+ def_bool y
+
+endif
+
config KERNEL_KALLSYMS
bool "Compile the kernel with symbol table information"
- default y
+ default y if !SMALL_FLASH
help
This will give you more information in stack traces from kernel oopses.
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.
bool "Compile the kernel with asynchronous IO support"
default n
-config KERNEL_DIRECT_IO
- bool "Compile the kernel with direct IO support"
- default n
-
config KERNEL_FHANDLE
bool "Compile the kernel with support for fhandle syscalls"
default n
bool "Compile the kernel with SysRq support"
default y
+config KERNEL_DEBUG_PINCTRL
+ bool "Compile the kernel with pinctrl debugging"
+ select KERNEL_DEBUG_KERNEL
+
+config KERNEL_DEBUG_GPIO
+ bool "Compile the kernel with gpio debugging"
+ select KERNEL_DEBUG_KERNEL
+
config KERNEL_COREDUMP
bool
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"
config KERNEL_KEXEC
bool "Enable kexec support"
+config KERNEL_PROC_VMCORE
+ bool
+
+config KERNEL_CRASH_DUMP
+ depends on i386 || x86_64 || arm || armeb
+ select KERNEL_KEXEC
+ select KERNEL_PROC_VMCORE
+ bool "Enable support for kexec crashdump"
+ default y
+
config USE_RFKILL
bool "Enable rfkill support"
default RFKILL_SUPPORT
default n
help
devtmpfs is a simple, kernel-managed /dev filesystem. The kernel creates
- devices nodes for all registered devices ti simplify boot, but leaves more
+ devices nodes for all registered devices to simplify boot, but leaves more
complex tasks to userspace (e.g. udev).
if KERNEL_DEVTMPFS
endif
+config KERNEL_KEYS
+ bool "Enable kernel access key retention support"
+ default n
+
+config KERNEL_PERSISTENT_KEYRINGS
+ bool "Enable kernel persistent keyrings"
+ depends on KERNEL_KEYS
+ default n
+
+config KERNEL_BIG_KEYS
+ bool "Enable large payload keys on kernel keyrings"
+ depends on KERNEL_KEYS
+ default n
+
+config KERNEL_ENCRYPTED_KEYS
+ tristate "Enable keys with encrypted payloads on kernel keyrings"
+ depends on KERNEL_KEYS
+ default n
+
#
# CGROUP support symbols
#
help
Build kernel with support for seccomp.
+#
+# IPv4 configuration
+#
+
+config KERNEL_IP_MROUTE
+ bool "Enable IPv4 multicast routing"
+ default y
+ help
+ Multicast routing requires a multicast routing daemon in
+ addition to kernel support.
+
#
# IPv6 configuration
#
def_bool y
config KERNEL_IPV6_MROUTE
- def_bool y
+ bool "Enable IPv6 multicast routing"
+ default y
+ help
+ Multicast routing requires a multicast routing daemon in
+ addition to kernel support.
config KERNEL_IPV6_PIMSM_V2
def_bool n
def_bool y
endif
+
+menu "Filesystem ACL and attr support options"
+ config USE_FS_ACL_ATTR
+ bool "Use filesystem ACL and attr support by default"
+ default n
+ help
+ Make using ACLs (e.g. POSIX ACL, NFSv4 ACL) the default
+ for kernel and packages, except tmpfs, flash filesystems,
+ and old NFS. Also enable userspace extended attribute support
+ by default. (OpenWrt already has an expection it will be
+ present in the kernel).
+
+ config KERNEL_FS_POSIX_ACL
+ bool "Enable POSIX ACL support"
+ default y if USE_FS_ACL_ATTR
+
+ config KERNEL_BTRFS_FS_POSIX_ACL
+ bool "Enable POSIX ACL for BtrFS Filesystems"
+ select KERNEL_FS_POSIX_ACL
+ default y if USE_FS_ACL_ATTR
+
+ config KERNEL_EXT4_FS_POSIX_ACL
+ bool "Enable POSIX ACL for Ext4 Filesystems"
+ select KERNEL_FS_POSIX_ACL
+ default y if USE_FS_ACL_ATTR
+
+ config KERNEL_F2FS_FS_POSIX_ACL
+ bool "Enable POSIX ACL for F2FS Filesystems"
+ select KERNEL_FS_POSIX_ACL
+ default n
+
+ config KERNEL_JFFS2_FS_POSIX_ACL
+ bool "Enable POSIX ACL for JFFS2 Filesystems"
+ select KERNEL_FS_POSIX_ACL
+ default n
+
+ config KERNEL_TMPFS_POSIX_ACL
+ bool "Enable POSIX ACL for TMPFS Filesystems"
+ select KERNEL_FS_POSIX_ACL
+ default n
+
+ config KERNEL_CIFS_ACL
+ bool "Enable CIFS ACLs"
+ select KERNEL_FS_POSIX_ACL
+ default y if USE_FS_ACL_ATTR
+
+ config KERNEL_HFS_FS_POSIX_ACL
+ bool "Enable POSIX ACL for HFS Filesystems"
+ select KERNEL_FS_POSIX_ACL
+ default y if USE_FS_ACL_ATTR
+
+ config KERNEL_HFSPLUG_FS_POSIX_ACL
+ bool "Enable POSIX ACL for HFS+ Filesystems"
+ select KERNEL_FS_POSIX_ACL
+ default y if USE_FS_ACL_ATTR
+
+ config KERNEL_NFS_ACL_SUPPORT
+ bool "Enable ACLs for NFS"
+ default y if USE_FS_ACL_ATTR
+
+ config KERNEL_NFS_V3_ACL_SUPPORT
+ bool "Enable ACLs for NFSv3"
+ default n
+
+ config KERNEL_NFSD_V2_ACL_SUPPORT
+ bool "Enable ACLs for NFSDv2"
+ default n
+
+ config KERNEL_NFSD_V3_ACL_SUPPORT
+ bool "Enable ACLs for NFSDv3"
+ default n
+
+ config KERNEL_REISER_FS_POSIX_ACL
+ bool "Enable POSIX ACLs for ReiserFS"
+ select KERNEL_FS_POSIX_ACL
+ default y if USE_FS_ACL_ATTR
+
+ config KERNEL_XFS_POSIX_ACL
+ bool "Enable POSIX ACLs for XFS"
+ select KERNEL_FS_POSIX_ACL
+ default y if USE_FS_ACL_ATTR
+
+ config KERNEL_JFS_POSIX_ACL
+ bool "Enable POSIX ACLs for JFS"
+ select KERNEL_FS_POSIX_ACL
+ default y if USE_FS_ACL_ATTR
+
+endmenu
+
+config KERNEL_DEVMEM
+ bool "/dev/mem virtual device support"
+ help
+ Say Y here if you want to support the /dev/mem device.
+ The /dev/mem device is used to access areas of physical
+ memory.
+
+config KERNEL_DEVKMEM
+ bool "/dev/kmem virtual device support"
+ help
+ 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
+
+#
+# compile optimiziation setting
+#
+choice
+ prompt "Compiler optimization level"
+ default KERNEL_CC_OPTIMIZE_FOR_SIZE if SMALL_FLASH
+
+config KERNEL_CC_OPTIMIZE_FOR_PERFORMANCE
+ bool "Optimize for performance"
+ help
+ This is the default optimization level for the kernel, building
+ with the "-O2" compiler flag for best performance and most
+ helpful compile-time warnings.
+
+config KERNEL_CC_OPTIMIZE_FOR_SIZE
+ bool "Optimize for size"
+ help
+ Enabling this option will pass "-Os" instead of "-O2" to
+ your compiler resulting in a smaller kernel.
+
+endchoice
projects / openwrt / openwrt.git / blobdiff