trivial: fix where cgroup documentation is not correctly referred to

cgroup documentation was moved to Documentation/cgroups/. There are some
places that still refer to Documentation/controllers/,
Documentation/cgroups.txt and Documentation/cpusets.txt. Fix those.

Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
Reviewed-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Paul Menage <menage@google.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

9 files changed, 35 insertions, 11 deletions

diff --git a/Documentation/00-INDEX b/Documentation/00-INDEX
index 2a39aeba1464..d05737aaa84b 100644
--- a/Documentation/00-INDEX
+++ b/Documentation/00-INDEX
@@ -86,6 +86,8 @@ cachetlb.txt
         - describes the cache/TLB flushing interfaces Linux uses.
 cdrom/
         - directory with information on the CD-ROM drivers that Linux has.
+cgroups/
+        - cgroups features, including cpusets and memory controller.
 connector/
         - docs on the netlink based userspace<->kernel space communication mod.
 console/
@@ -98,8 +100,6 @@ cpu-load.txt
         - document describing how CPU load statistics are collected.
 cpuidle/
         - info on CPU_IDLE, CPU idle state management subsystem.
-cpusets.txt
-        - documents the cpusets feature; assign CPUs and Mem to a set of tasks.
 cputopology.txt
         - documentation on how CPU topology info is exported via sysfs.
 cris/
diff --git a/Documentation/cgroups/00-INDEX b/Documentation/cgroups/00-INDEX
new file mode 100644
index 000000000000..3f58fa3d6d00
--- /dev/null
+++ b/Documentation/cgroups/00-INDEX
@@ -0,0 +1,18 @@
+00-INDEX
+        - this file
+cgroups.txt
+        - Control Groups definition, implementation details, examples and API.
+cpuacct.txt
+        - CPU Accounting Controller; account CPU usage for groups of tasks.
+cpusets.txt
+        - documents the cpusets feature; assign CPUs and Mem to a set of tasks.
+devices.txt
+        - Device Whitelist Controller; description, interface and security.
+freezer-subsystem.txt
+        - checkpointing; rationale to not use signals, interface.
+memcg_test.txt
+        - Memory Resource Controller; implementation details.
+memory.txt
+        - Memory Resource Controller; design, accounting, interface, testing.
+resource_counter.txt
+        - Resource Counter API.
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index be3bde51b564..755def2cb071 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1593,7 +1593,7 @@ and is between 256 and 4096 characters. It is defined in the file
         nosoftlockup    [KNL] Disable the soft-lockup detector.
 
         noswapaccount   [KNL] Disable accounting of swap in memory resource
-                        controller. (See Documentation/controllers/memory.txt)
+                        controller. (See Documentation/cgroups/memory.txt)
 
         nosync          [HW,M68K] Disables sync negotiation for all devices.
 
@@ -1932,7 +1932,7 @@ and is between 256 and 4096 characters. It is defined in the file
 
         relax_domain_level=
                         [KNL, SMP] Set scheduler's default relax_domain_level.
-                        See Documentation/cpusets.txt.
+                        See Documentation/cgroups/cpusets.txt.
 
         reserve=        [KNL,BUGS] Force the kernel to ignore some iomem area
 
diff --git a/Documentation/scheduler/sched-rt-group.txt b/Documentation/scheduler/sched-rt-group.txt
index 3ef339f491e0..5ba4d3fc625a 100644
--- a/Documentation/scheduler/sched-rt-group.txt
+++ b/Documentation/scheduler/sched-rt-group.txt
@@ -126,7 +126,7 @@ This uses the /cgroup virtual file system and "/cgroup/<cgroup>/cpu.rt_runtime_u
 to control the CPU time reserved for each control group instead.
 
 For more information on working with control groups, you should read
-Documentation/cgroups.txt as well.
+Documentation/cgroups/cgroups.txt as well.
 
 Group settings are checked against the following limits in order to keep the configuration
 schedulable:
diff --git a/Documentation/vm/numa_memory_policy.txt b/Documentation/vm/numa_memory_policy.txt
index 6aaaeb38730c..be45dbb9d7f2 100644
--- a/Documentation/vm/numa_memory_policy.txt
+++ b/Documentation/vm/numa_memory_policy.txt
@@ -8,7 +8,8 @@ The current memory policy support was added to Linux 2.6 around May 2004.  This
 document attempts to describe the concepts and APIs of the 2.6 memory policy
 support.
 
-Memory policies should not be confused with cpusets (Documentation/cpusets.txt)
+Memory policies should not be confused with cpusets
+(Documentation/cgroups/cpusets.txt)
 which is an administrative mechanism for restricting the nodes from which
 memory may be allocated by a set of processes. Memory policies are a
 programming interface that a NUMA-aware application can take advantage of.  When
diff --git a/Documentation/vm/page_migration b/Documentation/vm/page_migration
index d5fdfd34bbaf..6513fe2d90b8 100644
--- a/Documentation/vm/page_migration
+++ b/Documentation/vm/page_migration
@@ -37,7 +37,8 @@ locations.
 
 Larger installations usually partition the system using cpusets into
 sections of nodes. Paul Jackson has equipped cpusets with the ability to
-move pages when a task is moved to another cpuset (See ../cpusets.txt).
+move pages when a task is moved to another cpuset (See
+Documentation/cgroups/cpusets.txt).
 Cpusets allows the automation of process locality. If a task is moved to
 a new cpuset then also all its pages are moved with it so that the
 performance of the process does not sink dramatically. Also the pages
diff --git a/Documentation/x86/x86_64/fake-numa-for-cpusets b/Documentation/x86/x86_64/fake-numa-for-cpusets
index 33bb56655991..0f11d9becb0b 100644
--- a/Documentation/x86/x86_64/fake-numa-for-cpusets
+++ b/Documentation/x86/x86_64/fake-numa-for-cpusets
@@ -7,7 +7,8 @@ you can create fake NUMA nodes that represent contiguous chunks of memory and
 assign them to cpusets and their attached tasks.  This is a way of limiting the
 amount of system memory that are available to a certain class of tasks.
 
-For more information on the features of cpusets, see Documentation/cpusets.txt.
+For more information on the features of cpusets, see
+Documentation/cgroups/cpusets.txt.
 There are a number of different configurations you can use for your needs.  For
 more information on the numa=fake command line option and its various ways of
 configuring fake nodes, see Documentation/x86/x86_64/boot-options.txt.
@@ -32,7 +33,7 @@ A machine may be split as follows with "numa=fake=4*512," as reported by dmesg:
         On node 3 totalpages: 131072
 
 Now following the instructions for mounting the cpusets filesystem from
-Documentation/cpusets.txt, you can assign fake nodes (i.e. contiguous memory
+Documentation/cgroups/cpusets.txt, you can assign fake nodes (i.e. contiguous memory
 address spaces) to individual cpusets:
 
         [root@xroads /]# mkdir exampleset
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index 499900d0cee7..b837631fe499 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -342,7 +342,10 @@ int cgroup_task_count(const struct cgroup *cgrp);
 /* Return true if the cgroup is a descendant of the current cgroup */
 int cgroup_is_descendant(const struct cgroup *cgrp);
 
-/* Control Group subsystem type. See Documentation/cgroups.txt for details */
+/*
+ * Control Group subsystem type.
+ * See Documentation/cgroups/cgroups.txt for details
+ */
 
 struct cgroup_subsys {
         struct cgroup_subsys_state *(*create)(struct cgroup_subsys *ss,
diff --git a/init/Kconfig b/init/Kconfig
index bcffc0e47647..99eb4196bd0a 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -565,7 +565,7 @@ 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,