Messages in this thread | | | Date | Tue, 03 Feb 2009 09:08:01 -0800 | From | Randy Dunlap <> | Subject | Re: [PATCH] trivial: fix where cgroup documentation is not correctly referred to |
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Thadeu Lima de Souza Cascardo wrote: > 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.
Documentation/cgroups/ needs a 00-INDEX file. The cpusets.txt entry from Documentation/ should be moved to it and all files in Documentation/cgroups/ should be listed in it.
> Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com> > --- > Documentation/00-INDEX | 4 ++-- > Documentation/kernel-parameters.txt | 4 ++-- > Documentation/scheduler/sched-rt-group.txt | 2 +- > Documentation/vm/numa_memory_policy.txt | 3 ++- > Documentation/vm/page_migration | 3 ++- > Documentation/x86/x86_64/fake-numa-for-cpusets | 5 +++-- > include/linux/cgroup.h | 5 ++++- > init/Kconfig | 2 +- > 8 files changed, 17 insertions(+), 11 deletions(-) > > diff --git a/Documentation/00-INDEX b/Documentation/00-INDEX > index 2a39aeb..d05737a 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/kernel-parameters.txt b/Documentation/kernel-parameters.txt > index d8362cf..4fd448b 100644 > --- a/Documentation/kernel-parameters.txt > +++ b/Documentation/kernel-parameters.txt > @@ -1563,7 +1563,7 @@ 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. > > @@ -1907,7 +1907,7 @@ 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 3ef339f..5ba4d3f 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 6aaaeb3..be45dbb 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 d5fdfd3..6513fe2 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 33bb566..0f11d9b 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 e267e62..1d9dd8f 100644 > --- a/include/linux/cgroup.h > +++ b/include/linux/cgroup.h > @@ -341,7 +341,10 @@ 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 f068071..87e26cd 100644 > --- a/init/Kconfig > +++ b/init/Kconfig > @@ -505,7 +505,7 @@ 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,
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