slub: fix panic with DISCONTIGMEM

[firefly-linux-kernel-4.4.55.git] / init / Kconfig

diff --git a/init/Kconfig b/init/Kconfig
index 09c5c6431f42525ca1c5955c9822043c8f5a7244..d72691b9455153ccbd40b29ac5a79726bac8f6a9 100644 (file)
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -297,7 +297,7 @@ config AUDIT
 
 config AUDITSYSCALL
        bool "Enable system-call auditing support"
-       depends on AUDIT && (X86 || PPC || PPC64 || S390 || IA64 || UML || SPARC64|| SUPERH)
+       depends on AUDIT && (X86 || PPC || S390 || IA64 || UML || SPARC64 || SUPERH)
        default y if SECURITY_SELINUX
        help
          Enable low-overhead system-call auditing infrastructure that
@@ -426,57 +426,6 @@ config LOG_BUF_SHIFT
 config HAVE_UNSTABLE_SCHED_CLOCK
        bool
 
-config GROUP_SCHED
-       bool "Group CPU scheduler"
-       depends on EXPERIMENTAL
-       default n
-       help
-         This feature lets CPU scheduler recognize task groups and control CPU
-         bandwidth allocation to such task groups.
-         In order to create a group from arbitrary set of processes, use
-         CONFIG_CGROUPS. (See Control Group support.)
-
-config FAIR_GROUP_SCHED
-       bool "Group scheduling for SCHED_OTHER"
-       depends on GROUP_SCHED
-       default GROUP_SCHED
-
-config RT_GROUP_SCHED
-       bool "Group scheduling for SCHED_RR/FIFO"
-       depends on EXPERIMENTAL
-       depends on GROUP_SCHED
-       default n
-       help
-         This feature lets you explicitly allocate real CPU bandwidth
-         to users or control groups (depending on the "Basis for grouping tasks"
-         setting below. If enabled, it will also make it impossible to
-         schedule realtime tasks for non-root users until you allocate
-         realtime bandwidth for them.
-         See Documentation/scheduler/sched-rt-group.txt for more information.
-
-choice
-       depends on GROUP_SCHED
-       prompt "Basis for grouping tasks"
-       default USER_SCHED
-
-config USER_SCHED
-       bool "user id"
-       help
-         This option will choose userid as the basis for grouping
-         tasks, thus providing equal CPU bandwidth to each user.
-
-config CGROUP_SCHED
-       bool "Control groups"
-       depends on CGROUPS
-       help
-         This option allows you to create arbitrary task groups
-         using the "cgroup" pseudo filesystem and control
-         the cpu bandwidth allocated to each such task group.
-         Refer to Documentation/cgroups/cgroups.txt for more
-         information on "cgroup" pseudo filesystem.
-
-endchoice
-
 menuconfig CGROUPS
        boolean "Control Group support"
        help
@@ -597,6 +546,35 @@ config CGROUP_MEM_RES_CTLR_SWAP
          Now, memory usage of swap_cgroup is 2 bytes per entry. If swap page
          size is 4096bytes, 512k per 1Gbytes of swap.
 
+menuconfig CGROUP_SCHED
+       bool "Group CPU scheduler"
+       depends on EXPERIMENTAL && CGROUPS
+       default n
+       help
+         This feature lets CPU scheduler recognize task groups and control CPU
+         bandwidth allocation to such task groups. It uses cgroups to group
+         tasks.
+
+if CGROUP_SCHED
+config FAIR_GROUP_SCHED
+       bool "Group scheduling for SCHED_OTHER"
+       depends on CGROUP_SCHED
+       default CGROUP_SCHED
+
+config RT_GROUP_SCHED
+       bool "Group scheduling for SCHED_RR/FIFO"
+       depends on EXPERIMENTAL
+       depends on CGROUP_SCHED
+       default n
+       help
+         This feature lets you explicitly allocate real CPU bandwidth
+         to task groups. If enabled, it will also make it impossible to
+         schedule realtime tasks for non-root users until you allocate
+         realtime bandwidth for them.
+         See Documentation/scheduler/sched-rt-group.txt for more information.
+
+endif #CGROUP_SCHED
+
 endif # CGROUPS
 
 config MM_OWNER
@@ -606,7 +584,7 @@ config SYSFS_DEPRECATED
        bool
 
 config SYSFS_DEPRECATED_V2
-       bool "remove sysfs features which may confuse old userspace tools"
+       bool "enable deprecated sysfs features which may confuse old userspace tools"
        depends on SYSFS
        default n
        select SYSFS_DEPRECATED
@@ -937,7 +915,7 @@ config PERF_EVENTS
          Enable kernel support for various performance events provided
          by software and hardware.
 
-         Software events are supported either build-in or via the
+         Software events are supported either built-in or via the
          use of generic tracepoints.
 
          Most modern CPUs support performance events via performance
@@ -949,7 +927,7 @@ config PERF_EVENTS
          used to profile the code that runs on that CPU.
 
          The Linux Performance Event subsystem provides an abstraction of
-         these software and hardware cevent apabilities, available via a
+         these software and hardware event capabilities, available via a
          system call and used by the "perf" utility in tools/perf/. It
          provides per task and per CPU counters, and it provides event
          capabilities on top of those.
@@ -1050,6 +1028,7 @@ config SLAB
          per cpu and per node queues.
 
 config SLUB
+       depends on BROKEN || NUMA || !DISCONTIGMEM
        bool "SLUB (Unqueued Allocator)"
        help
           SLUB is a slab allocator that minimizes cache line usage
@@ -1098,6 +1077,16 @@ config SLOW_WORK
 
          See Documentation/slow-work.txt.
 
+config SLOW_WORK_DEBUG
+       bool "Slow work debugging through debugfs"
+       default n
+       depends on SLOW_WORK && DEBUG_FS
+       help
+         Display the contents of the slow work run queue through debugfs,
+         including items currently executing.
+
+         See Documentation/slow-work.txt.
+
 endmenu                # General setup
 
 config HAVE_GENERIC_DMA_COHERENT