Merge branch 'core/urgent' into core/rcu

Merge reason: new patches to be queued up depend on:

   ef631b0: rcu: Make hierarchical RCU less IPI-happy

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 38 insertions, 8 deletions

diff --git a/init/Kconfig b/init/Kconfig
index 26ac877..d4e9671 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -208,6 +208,12 @@ config POSIX_MQUEUE
 
 	  If unsure, say Y.
 
+config POSIX_MQUEUE_SYSCTL
+	bool
+	depends on POSIX_MQUEUE
+	depends on SYSCTL
+	default y
+
 config BSD_PROCESS_ACCT
 	bool "BSD Process Accounting"
 	help
@@ -531,7 +537,7 @@ config CGROUP_DEVICE
 
 config CPUSETS
 	bool "Cpuset support"
-	depends on SMP && CGROUPS
+	depends on CGROUPS
 	help
 	  This option will let you create and manage CPUSETs which
 	  allow dynamically partitioning a system into sets of CPUs and
@@ -565,7 +571,7 @@ config CGROUP_MEM_RES_CTLR
 	select MM_OWNER
 	help
 	  Provides a memory resource controller that manages both anonymous
-	  memory and page cache. (See Documentation/controllers/memory.txt)
+	  memory and page cache. (See Documentation/cgroups/memory.txt)
 
 	  Note that setting this option increases fixed memory overhead
 	  associated with each page of memory in the system. By this,
@@ -597,6 +603,8 @@ config CGROUP_MEM_RES_CTLR_SWAP
 	  is disabled by boot option, this will be automatically disabled and
 	  there will be no overhead from this. Even when you set this config=y,
 	  if boot option "noswapaccount" is set, swap will not be accounted.
+	  Now, memory usage of swap_cgroup is 2 bytes per entry. If swap page
+	  size is 4096bytes, 512k per 1Gbytes of swap.
 
 endif # CGROUPS
 
@@ -668,10 +676,10 @@ config UTS_NS
 
 config IPC_NS
 	bool "IPC namespace"
-	depends on NAMESPACES && SYSVIPC
+	depends on NAMESPACES && (SYSVIPC || POSIX_MQUEUE)
 	help
 	  In this namespace tasks work with IPC ids which correspond to
-	  different IPC objects in different namespaces
+	  different IPC objects in different namespaces.
 
 config USER_NS
 	bool "User namespace (EXPERIMENTAL)"
@@ -687,7 +695,7 @@ config PID_NS
 	depends on NAMESPACES && EXPERIMENTAL
 	help
 	  Support process id namespaces.  This allows having multiple
-	  process with the same pid as long as they are in different
+	  processes with the same pid as long as they are in different
 	  pid namespaces.  This is a building block of containers.
 
 	  Unless you want to work with an experimental feature
@@ -800,6 +808,14 @@ config KALLSYMS_EXTRA_PASS
 	   you wait for kallsyms to be fixed.
 
 
+config STRIP_ASM_SYMS
+	bool "Strip assembler-generated symbols during link"
+	default n
+	help
+	  Strip internal assembler-generated symbols during a link (symbols
+	  that look like '.Lxxx') so they don't pollute the output of
+	  get_wchan() and suchlike.
+
 config HOTPLUG
 	bool "Support for hot-pluggable devices" if EMBEDDED
 	default y
@@ -952,7 +968,7 @@ config COMPAT_BRK
 	  Randomizing heap placement makes heap exploits harder, but it
 	  also breaks ancient binaries (including anything libc5 based).
 	  This option changes the bootup default to heap randomization
-	  disabled, and can be overriden runtime by setting
+	  disabled, and can be overridden at runtime by setting
 	  /proc/sys/kernel/randomize_va_space to 2.
 
 	  On non-ancient distros (post-2000 ones) N is usually a safe choice.
@@ -1005,13 +1021,27 @@ config TRACEPOINTS
 
 config MARKERS
 	bool "Activate markers"
-	depends on TRACEPOINTS
+	select TRACEPOINTS
 	help
 	  Place an empty function call at each marker site. Can be
 	  dynamically changed for a probe function.
 
 source "arch/Kconfig"
 
+config SLOW_WORK
+	default n
+	bool
+	help
+	  The slow work thread pool provides a number of dynamically allocated
+	  threads that can be used by the kernel to perform operations that
+	  take a relatively long time.
+
+	  An example of this would be CacheFiles doing a path lookup followed
+	  by a series of mkdirs and a create call, all of which have to touch
+	  disk.
+
+	  See Documentation/slow-work.txt.
+
 endmenu		# General setup
 
 config HAVE_GENERIC_DMA_COHERENT
@@ -1110,7 +1140,7 @@ config INIT_ALL_POSSIBLE
 	  cpu_possible_map, some of them chose to initialize cpu_possible_map
 	  with all 1s, and others with all 0s.  When they were centralised,
 	  it was better to provide this option than to break all the archs
-	  and have several arch maintainers persuing me down dark alleys.
+	  and have several arch maintainers pursuing me down dark alleys.
 
 config STOP_MACHINE
 	bool