X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=init%2FKconfig;h=9a7656f0b5ecff5a1d83e3a547ad6aafc08dfdc5;hb=193e68be335890a99879799bdcd06e18247c110a;hp=1d19fd25204bc2083a002e73c9240b20e95345e4;hpb=1ebbe2b20091d306453a5cf480a87e6cd28ae76f;p=linux-2.6-omap-h63xx.git diff --git a/init/Kconfig b/init/Kconfig index 1d19fd25204..9a7656f0b5e 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -1,3 +1,11 @@ +config DEFCONFIG_LIST + string + option defconfig_list + default "/lib/modules/$UNAME_RELEASE/.config" + default "/etc/kernel-config" + default "/boot/config-$UNAME_RELEASE" + default "arch/$ARCH/defconfig" + menu "Code maturity level options" config EXPERIMENTAL @@ -46,8 +54,8 @@ config LOCK_KERNEL config INIT_ENV_ARG_LIMIT int - default 32 if !USERMODE - default 128 if USERMODE + default 32 if !UML + default 128 if UML help Maximum of each of the number of arguments and environment variables passed to init from the kernel command line. @@ -150,21 +158,29 @@ config BSD_PROCESS_ACCT_V3 for processing it. A preliminary version of these tools is available at . -config SYSCTL - bool "Sysctl support" - ---help--- - The sysctl interface provides a means of dynamically changing - certain kernel parameters and variables on the fly without requiring - a recompile of the kernel or reboot of the system. The primary - interface consists of a system call, but if you say Y to "/proc - file system support", a tree of modifiable sysctl entries will be - generated beneath the /proc/sys directory. They are explained in the - files in . Note that enabling this - option will enlarge the kernel by at least 8 KB. +config TASKSTATS + bool "Export task/process statistics through netlink (EXPERIMENTAL)" + depends on NET + default n + help + Export selected statistics for tasks/processes through the + generic netlink interface. Unlike BSD process accounting, the + statistics are available during the lifetime of tasks/processes as + responses to commands. Like BSD accounting, they are sent to user + space on task exit. - As it is generally a good thing, you should say Y here unless - building a kernel for install/rescue disks or your system is very - limited in memory. + Say N if unsure. + +config TASK_DELAY_ACCT + bool "Enable per-task delay accounting (EXPERIMENTAL)" + depends on TASKSTATS + help + Collect information on time spent by a task waiting for system + resources like cpu, synchronous block I/O completion and swapping + in pages. Such statistics can help in setting a task's priorities + relative to other tasks for cpu, io, rss limits etc. + + Say N if unsure. config AUDIT bool "Auditing support" @@ -182,7 +198,8 @@ config AUDITSYSCALL help Enable low-overhead system-call auditing infrastructure that can be used independently or with another kernel subsystem, - such as SELinux. + such as SELinux. To use audit's filesystem watch feature, please + ensure that INOTIFY is configured. config IKCONFIG bool "Kernel .config support" @@ -227,23 +244,6 @@ config RELAY source "usr/Kconfig" -config UID16 - bool "Enable 16-bit UID system calls" if EMBEDDED - depends on ARM || CRIS || FRV || H8300 || X86_32 || M68K || (S390 && !64BIT) || SUPERH || SPARC32 || (SPARC64 && SPARC32_COMPAT) || UML || (X86_64 && IA32_EMULATION) - default y - help - This enables the legacy 16-bit UID syscall wrappers. - -config VM86 - depends X86 - default y - bool "Enable VM86 support" if EMBEDDED - help - This option is required by programs like DOSEMU to run 16-bit legacy - code on X86 processors. It also may be needed by software like - XFree86 to initialize some video cards via BIOS. Disabling this - option saves about 6k. - config CC_OPTIMIZE_FOR_SIZE bool "Optimize for size (Look out for broken compilers!)" default y @@ -265,6 +265,30 @@ menuconfig EMBEDDED environments which can tolerate a "non-standard" kernel. Only use this if you really know what you are doing. +config UID16 + bool "Enable 16-bit UID system calls" if EMBEDDED + depends on ARM || CRIS || FRV || H8300 || X86_32 || M68K || (S390 && !64BIT) || SUPERH || SPARC32 || (SPARC64 && SPARC32_COMPAT) || UML || (X86_64 && IA32_EMULATION) + default y + help + This enables the legacy 16-bit UID syscall wrappers. + +config SYSCTL + bool "Sysctl support" if EMBEDDED + default y + ---help--- + The sysctl interface provides a means of dynamically changing + certain kernel parameters and variables on the fly without requiring + a recompile of the kernel or reboot of the system. The primary + interface consists of a system call, but if you say Y to "/proc + file system support", a tree of modifiable sysctl entries will be + generated beneath the /proc/sys directory. They are explained in the + files in . Note that enabling this + option will enlarge the kernel by at least 8 KB. + + As it is generally a good thing, you should say Y here unless + building a kernel for install/rescue disks or your system is very + limited in memory. + config KALLSYMS bool "Load all symbols for debugging/kksymoops" if EMBEDDED default y @@ -342,6 +366,7 @@ config BASE_FULL config FUTEX bool "Enable futex support" if EMBEDDED default y + select RT_MUTEXES help Disabling this option will cause the kernel to be built without support for "fast userspace mutexes". The resulting kernel may not @@ -365,43 +390,6 @@ config SHMEM option replaces shmem and tmpfs with the much simpler ramfs code, which may be appropriate on small systems without swap. -config CC_ALIGN_FUNCTIONS - int "Function alignment" if EMBEDDED - default 0 - help - Align the start of functions to the next power-of-two greater than n, - skipping up to n bytes. For instance, 32 aligns functions - to the next 32-byte boundary, but 24 would align to the next - 32-byte boundary only if this can be done by skipping 23 bytes or less. - Zero means use compiler's default. - -config CC_ALIGN_LABELS - int "Label alignment" if EMBEDDED - default 0 - help - Align all branch targets to a power-of-two boundary, skipping - up to n bytes like ALIGN_FUNCTIONS. This option can easily - make code slower, because it must insert dummy operations for - when the branch target is reached in the usual flow of the code. - Zero means use compiler's default. - -config CC_ALIGN_LOOPS - int "Loop alignment" if EMBEDDED - default 0 - help - Align loops to a power-of-two boundary, skipping up to n bytes. - Zero means use compiler's default. - -config CC_ALIGN_JUMPS - int "Jump alignment" if EMBEDDED - default 0 - help - Align branch targets to a power-of-two boundary, for branch - targets where the targets can only be reached by jumping, - skipping up to n bytes like ALIGN_FUNCTIONS. In this case, - no dummy operations need be executed. - Zero means use compiler's default. - config SLAB default y bool "Use full SLAB allocator" if EMBEDDED @@ -411,8 +399,21 @@ config SLAB SLOB is more space efficient but does not scale well and is more susceptible to fragmentation. +config VM_EVENT_COUNTERS + default y + bool "Enable VM event counters for /proc/vmstat" if EMBEDDED + help + VM event counters are only needed to for event counts to be + shown. They have no function for the kernel itself. This + option allows the disabling of the VM event counters. + /proc/vmstat will only show page counts. + endmenu # General setup +config RT_MUTEXES + boolean + select PLIST + config TINY_SHMEM default !SHMEM bool @@ -426,9 +427,6 @@ config SLOB default !SLAB bool -config OBSOLETE_INTERMODULE - tristate - menu "Loadable module support" config MODULES @@ -470,15 +468,6 @@ config MODULE_FORCE_UNLOAD rmmod). This is mainly for kernel developers and desperate users. If unsure, say N. -config OBSOLETE_MODPARM - bool - default y - depends on MODULES - help - You need this option to use module parameters on modules which - have not been converted to the new module parameter system yet. - If unsure, say Y. - config MODVERSIONS bool "Module versioning support" depends on MODULES