Use the new showif construct to simplify the expert menu. Now, making a
symbol no longer invisible when !EXPERT requires moving it out of the
EXPERT menu, which makes it more difficult to break the EXPERT menu.
Signed-off-by: Josh Triplett <josh@xxxxxxxxxxxxxxxx>
Acked-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
---
init/Kconfig.expert | 44 ++++++++++++++++++++++++--------------------
1 file changed, 24 insertions(+), 20 deletions(-)
diff --git a/init/Kconfig.expert b/init/Kconfig.expert
index c84a372..fb3c3aa 100644
--- a/init/Kconfig.expert
+++ b/init/Kconfig.expert
@@ -8,15 +8,17 @@ menuconfig EXPERT
environments which can tolerate a "non-standard" kernel.
Only use this if you really know what you are doing.
+showif EXPERT
+
config UID16
- bool "Enable 16-bit UID system calls" if EXPERT
+ bool "Enable 16-bit UID system calls"
depends on HAVE_UID16 && MULTIUSER
default y
help
This enables the legacy 16-bit UID syscall wrappers.
config MULTIUSER
- bool "Multiple users, groups and capabilities support" if EXPERT
+ bool "Multiple users, groups and capabilities support"
default y
help
This option enables support for non-root users, groups and
@@ -30,7 +32,7 @@ config MULTIUSER
If unsure, say Y here.
config SGETMASK_SYSCALL
- bool "sgetmask/ssetmask syscalls support" if EXPERT
+ bool "sgetmask/ssetmask syscalls support"
def_bool PARISC || MN10300 || BLACKFIN || M68K || PPC || MIPS || X86 || SPARC || CRIS || MICROBLAZE || SUPERH
---help---
sys_sgetmask and sys_ssetmask are obsolete system calls
@@ -40,7 +42,7 @@ config SGETMASK_SYSCALL
If unsure, leave the default option here.
config SYSFS_SYSCALL
- bool "Sysfs syscall support" if EXPERT
+ bool "Sysfs syscall support"
default y
---help---
sys_sysfs is an obsolete system call no longer supported in libc.
@@ -50,7 +52,7 @@ config SYSFS_SYSCALL
If unsure say Y here.
config SYSCTL_SYSCALL
- bool "Sysctl syscall support" if EXPERT
+ bool "Sysctl syscall support"
depends on PROC_SYSCTL
default n
select SYSCTL
@@ -67,7 +69,7 @@ config SYSCTL_SYSCALL
If unsure say N here.
config KALLSYMS
- bool "Load all symbols for debugging/ksymoops" if EXPERT
+ bool "Load all symbols for debugging/ksymoops"
default y
help
Say Y here to let the kernel print out symbolic crash information and
@@ -93,7 +95,7 @@ config KALLSYMS_ALL
config PRINTK
default y
- bool "Enable support for printk" if EXPERT
+ bool "Enable support for printk"
select IRQ_WORK
help
This option enables normal printk support. Removing it
@@ -103,7 +105,7 @@ config PRINTK
strongly discouraged.
config BUG
- bool "BUG() support" if EXPERT
+ bool "BUG() support"
default y
help
Disabling this option eliminates support for BUG and WARN, reducing
@@ -115,13 +117,13 @@ config BUG
config ELF_CORE
depends on COREDUMP
default y
- bool "Enable ELF core dumps" if EXPERT
+ bool "Enable ELF core dumps"
help
Enable support for generating core dumps. Disabling saves about 4k.
config PCSPKR_PLATFORM
- bool "Enable PC-Speaker support" if EXPERT
+ bool "Enable PC-Speaker support"
depends on HAVE_PCSPKR_PLATFORM
select I8253_LOCK
default y
@@ -131,14 +133,14 @@ config PCSPKR_PLATFORM
config BASE_FULL
default y
- bool "Enable full-sized data structures for core" if EXPERT
+ bool "Enable full-sized data structures for core"
help
Disabling this option reduces the size of miscellaneous core
kernel data structures. This saves memory on small machines,
but may reduce performance.
config FUTEX
- bool "Enable futex support" if EXPERT
+ bool "Enable futex support"
default y
select RT_MUTEXES
help
@@ -155,7 +157,7 @@ config HAVE_FUTEX_CMPXCHG
checks.
config EPOLL
- bool "Enable eventpoll support" if EXPERT
+ bool "Enable eventpoll support"
default y
select ANON_INODES
help
@@ -163,7 +165,7 @@ config EPOLL
support for epoll family of system calls.
config SIGNALFD
- bool "Enable signalfd() system call" if EXPERT
+ bool "Enable signalfd() system call"
select ANON_INODES
default y
help
@@ -173,7 +175,7 @@ config SIGNALFD
If unsure, say Y.
config TIMERFD
- bool "Enable timerfd() system call" if EXPERT
+ bool "Enable timerfd() system call"
select ANON_INODES
default y
help
@@ -183,7 +185,7 @@ config TIMERFD
If unsure, say Y.
config EVENTFD
- bool "Enable eventfd() system call" if EXPERT
+ bool "Enable eventfd() system call"
select ANON_INODES
default y
help
@@ -193,7 +195,7 @@ config EVENTFD
If unsure, say Y.
config SHMEM
- bool "Use full shmem filesystem" if EXPERT
+ bool "Use full shmem filesystem"
default y
depends on MMU
help
@@ -204,7 +206,7 @@ config SHMEM
which may be appropriate on small systems without swap.
config AIO
- bool "Enable AIO support" if EXPERT
+ bool "Enable AIO support"
default y
help
This option enables POSIX asynchronous I/O which may by used
@@ -212,7 +214,7 @@ config AIO
this option saves about 7k.
config ADVISE_SYSCALLS
- bool "Enable madvise/fadvise syscalls" if EXPERT
+ bool "Enable madvise/fadvise syscalls"
default y
help
This option enables the madvise and fadvise syscalls, used by
@@ -223,9 +225,11 @@ config ADVISE_SYSCALLS
config PCI_QUIRKS
default y
- bool "Enable PCI quirk workarounds" if EXPERT
+ bool "Enable PCI quirk workarounds"
depends on PCI
help
This enables workarounds for various PCI chipset
bugs/quirks. Disable this only if your target machine is
unaffected by PCI quirks.
+
+endif # showif EXPERT
--
2.1.4
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